Focus st 225 loss of power. also the same in a push on the interstate from 50 to 80.



Focus st 225 loss of power. Which will eliminate a bunch of variables. I'm encountering very noticeable turbo lag and hesitant acceleration. The dealership said the cause for the low level was the assembly plant not topping off the coolant I am now at 8,500 miles and the coolant level is very low again Oct 11, 2011 · The standard ST exhaust is actually pretty good, but for higher power outputs a downpipe and sport catalytic convertor are a must (£400), the cat-back can also be changed if you require a more sporty exhaust note (£400) An uprated intercooler is widely viewed to be a must have when adding more power to the ST. I have already done by Basic research on these cars. To address this, it is recommended to upgrade to an aftermarket clutch that can handle the increased torque produced by the engine. Parked and button to stop engine did nothing until I tried several times. 0 turbo engine in the Focus ST produces 252hp and 270lb-ft. Any ideas or advice would be greatly appreciated! Nov 1, 2013 · So I have literally no mods done to my car besides the mount TSB. 25" Oct 10, 2020 · While driving very casually I had a sudden, extreme, loss of power (maybe losing 3/4 of its power, struggling to go up hills. 5 225HP 2006, 2007 detailed specs, including 0-60 mph times, horsepower, and handling data. Any advice or experience would be much appreciated. The pads that Power steering loss So I have a 2014 Focus ST and lost my power steering, I noticed the battery is old (as hell like previous owner 3 1/2 years old, old) I don’t have a Voltage reader or anything to check the 80 amp MEGA fuse, and no “safe” way to check the rack and pinion to see if that is the issue either. It seems to have a little less power than before, and the turbo gauge no longer hits 25. When i got home and started to drive back to my house i noticed a dramatic loss in power than when i had left it. Looking for exhaust leaks Feb 24, 2022 · I didn’t think my first post here would be a bad one, but here goes… So the other day turn my car on and I see the engine maintenance light on and take it to get it checked out. This problem can be caused by a faulty transmission control module Jul 21, 2015 · First time posting, and first time joining a forum, however I did search my question and did not find any results so here goes. Dec 24, 2014 · We’re the premiere Ford Focus ST forum with discussions on the 2013+ Focus ST. Sep 22, 2013 · Drove to Chipotle yesterday, drove back, parked it in the garage. After about ten minutes of starting the car and when it hits temperature, the car will only boost to 4000RPM and then just completely dies off. Join the community and see the latest news, photos, videos, classifieds, reviews, events and more! Jun 2, 2023 · Just recently i had gone on vacation for 3 weeks and left my 2014 Focus ST in my grandparents garage. It caught my attention with Garrett reliability, Factory interchangeability, and (at the time) a promise of a 20% power gain. Then I notice there is a very Oct 3, 2021 · The 2. Yesterday driving from my local town Perth to Dundee (20miles) i experienced lack of boost too my ST 250 then NO boost what so ever. There is no clicking May 29, 2019 · Boost leak test is the proper thing to do. There doesn't seem to be any loss of power either. Jan 4, 2023 · Hey friends, I did a BT install a couple months back and was amazed at the performance. See full list on motorbeast. As power output increases, the stock clutch may become overwhelmed and slip, causing a loss of power transfer to the wheels. I had it around 6,000 RPM and the car sputtered and then a big loss in power. 11/28/2020 05/27/2021 - BMS manual reset procedure added courtesy of @ddfred 07/12/2021 Ford part number for fuse added 07/18/2021 Added full location, description, and Ford part Jan 23, 2020 · Hello i have a 2015 focus st and my coolant seems to be going somewhere, there is no colant smell in the engine bay but periodically i smell it in the cab, i thought it might be the heater core but it sporadic, and I also heard about a blow off valve issue that could cause problems, any help wit Aug 4, 2013 · So I started driving down the road a little ways from home when my ST had a big power cut (a lot like a misfiring feeling) and then the Engine Fault message came on. May 22, 2022 · Problems with my 2010 ford focus st 225 2010 Cracked liner? bad spark plugs? turbo seals? map issues? oil breather issue? I need Your help Tags cracked liner oil housing issues posstive crank pressure Jump to Latest 3K views 2 replies 3 participants last post by MtnMan May 22, 2022 yorkshireGIANT Discussion starter 1 post · Joined 2022 #1 ·May 22, 2022 (Edited) Jun 22, 2021 · As many of you know, i've advocated for the Garrett Powermax turbo since I found out about it from SEMA 2019. Explore the Ford Focus 2 Facelift ST 2. Very mechanically inclined, this is my first new car and first time I have ever had a vehicle at dealership or repair shop for service. Some of the power loss has been re-gained but not fully. Any advice would be helpful. Check that the CAT has not collapsed. I just bought it last month and was loving it until last week when my oil pressure gauge went berserk going from normal to zero Nov 13, 2020 · *Updated to add mention of the AGS causing a communications problem with the alternator and battery light. more Mar 22, 2021 · P0299 under boost performance dtc. Save time and money and service your car yourself. It includes all three sections, which are Workshop Manuals, Wiring Diagrams, and PC/ED (Powertrain Control/Emissions Diagnostics. Everything has Feb 12, 2021 · Check engine Backfiring and loss of power. After Nov 21, 2024 · Hi I am struggling with as title says losing power for like 1 seconds every 10-20 seconds when driving, doesnt matter if warm cold fast or slow. i Oct 21, 2018 · Also had the same thing, it’s happened 4 or 5 times now. Whistling noise and lost boost in the ST225 can stem from a failing oil filter housing, which may develop cracks or leaks affecting boost pressure. I don't get that satisfying 'pull you back in your seat' when I put the pedal down. Sluggish acceleration is a symptom of an underlying problem with your Focus, which must be resolved urgently before it does more damage to your vehicle. I’ve had to top up the coolant 3 times in the last 2 weeks. Jul 14, 2013 · I have 2. See attached video. Car seems to be running a little rich and also has a momentary erratic idle shortly after start up. have tested every fuse in all 3 fuse boxes and they are all good. Press clutch, press the power and nothing. The loss of power is so substantial that it almost feels like the car hits something. Join the community and see the latest news, photos, videos, classifieds, reviews, events and more! Jul 14, 2013 · Ok so I searched the forums but couldn't find anything specific to my issue today. Now, I do not have sudden power loss on any RPM, however as I mentioned earlier, the car feels much weaker. 2016 ST2 2000 miles Car has been great since I bought on 4 Jul. 4K views 22 replies 10 participants last post by TurboGT Aug 5, 2021 C Sep 29, 2022 · You “imprison” your Ford Focus for a long time, until one day you notice it has completely lost power. How many people here have had issues with their completely stock ST? Does anyone actually own a completely stock ST? Explore the Ford Focus 2 ST 2. It sounded like everything I could ask for. No chimes or blinking or anything. Although you say the Service Light comes on which implies a readable Code has been thrown. Neighborhood driving and suddenly my dash warning lights come alive, power steering is gone, engine fault warning, RPM indicator goes up and back down, up and back down. Ive looked around engine and noticed the vac pipe on the left had side of the plenum wasnt attached Ive plugged this in now it sounds like I have a jet next to me 😂. I know some of the issues are caused because people modify their ST. You'll have to chase down that fault the old fashioned way. This problem often presents while driving, causing the steering wheel to feel excessively heavy and unresponsive. Join the community and see the latest news, photos, videos, classifieds, reviews, events and more! Jul 29, 2016 · Hi all, new ST owner, new to site. Follow these easy steps and turn up your smiles per gallon. ive been told that the pump might need coding to the car/ECU? Mar 19, 2022 · Hey there I have a st 2007 plate couple of days ago … I was having a play as you do …. Get all the Info. Jun 2, 2020 · My 2013 st250 won't start. At this point I’m at a bit of a loss. Apr 16, 2020 · I am thinking to buy a Ford Focus ST. As soon as I lift my foot up and reapply Apr 26, 2013 · The ST from the factory uses a torque based tuning strategy. also the same in a push on the interstate from 50 to 80 May 27, 2015 · I had the under boost code come on about 6 months after I put my exhaust on which is confusing because it thru a back pressure code first then I took it into the dealer and they said it was the p0299 which is under boost and now it has no back pressure code at all. Thanks. A alert comes on saying Ford Keyfree, switch ignition off, press power. A boomba rear motor mount with matching bracket and a boomba turbo spacer , now since I have been driveing the car it seems as if I’m loosing acceleration/ power in third Nov 21, 2019 · We’re the premiere Ford Focus ST forum with discussions on the 2013+ Focus ST. There was no loss in power, and I pulled off motorway to check brakes and they were fine. Got home fine (only 3 miles away on 35mph roads) but major power reduction up to 3K RPM and then no power after that, very minor shudders from motor. 0L EcoBoost engine, and are there other things That Mar 27, 2013 · Curious to see what you guys think about this motors potential is with keeping the motor internals stock. you need two for the intercooler. Feb 11, 2025 · A forum community dedicated to Ford Focus ST owners and enthusiasts. I haven't driven GTI, speed3, etc. Rebel Devil Customs ST Performance Parts If you're wanting something completely budget, though, down below is a thread for you to read on how to adapt ATP parts to work with a Pulsar turbo. Sep 4, 2023 · I have a 2018 St, and recently I've noticed that after decelerating whether I be turning or going straight the car seems to have a loss of power as soon as I let off the clutch and onto the gas. You have 4 charge pipe connection points A BPV Sound symposer OCC Vac lines Map sensors (as in leaking past them, small leak spots, but still relevant-ish) Then if it passes the boost leak test, youd be looking at the wastegate actuator Wastegate solenoid Then inspecting the turbo. Sep 14, 2007 · The Code:Red team in Germany had today a standard 07 spec Focus ST which was only giving 188bhp on the RR- They have checked everything possible the IDS but no faults can be found - they even checked the RR to make sure it was reading correctly. I hope that the info I provided as far as troubleshooting helps others having having cooling fan issues. ! When i put the foot down, there is a massive swooshing noise coming from the engine bay, does Jun 19, 2011 · Jump to Latest 451 views 8 replies 6 participants last post by joshbosh Jun 23, 2011 J joshbosh Discussion starter 67 posts · Joined 2010 #1 ·Jun 19, 2011 Hey all, Apr 19, 2013 · Thought I'd ask on here to see if anybody can shed any light! My ST was making a funny whistling noise on idling and was considerably down on power. Restarted engine and things were back to normal for all of 2 minutes when the issue repeated itself. Fortunately, the turbocharged design allows for significant power gains with just a few bolt-on mods. Any help is appreciated! When applying the brakes the pedal will just sink to the floor not stopping until about an inch away from its limit :sad:. Intermittent to then constant misfire, bad running, & everything else with no or very few error messages. But when in 5th or 6th usually if you stick your foot flat down it judders and dies, dashboard and music etc stay on but engine gone and get “service engine” warning message come on. Jul 2, 2025 · just a small update on the focusFocus ST 225 update oil filter & Air Con pump problem Jun 11, 2024 · With its 2. 68k miles. I was told it could of Oct 20, 2023 · The Focus ST has tons of paths to take with performance mods. About a 20% drop. 7K views 7 replies 5 participants last post by Hitachi_Bakku Jul 2, 2018 I Jul 19, 2021 · Hey guys! I’m new here but have lurked the forums since I got my 2014 ST 2 months ago. Jul 14, 2023 · The Forge green spring preload should be around 5 psi, however mine is 5. Apr 20, 2017 · I was driving to work today and noticed that the car seems to be pulling power (torque?) in gears 2 through 6 while accelerating whenever the car should be making boost. Jan 1, 2018 · This doesn't help you, but my work car (1. I pulled up my OBD2 monitor on my phone and had 35 misfires at 72. 0 ecoboost has recently been getting a spanner/ wrench orange warning light, followed by the car completely losing most of its power and accelerating feels like a slug! Jan 30, 2023 · Was driving home the other night and the ‘power steering’ fault flashed up on the dash for a second and was then replaced by ‘engine malfunction’ followed by ‘reduced acceleration’. And messed with the actuator. 5 ST where the car started fine, went about 400 yards before there was an almost complete loss of electrical power, no screens, no indicators etc. Still waiting for the last few things before i can start bolting everything on, but im so excited and cant wait to see what its like. three for the hot side pipe and three for the cold side. , but after driving the ST, im fairly convinced ill go ST1 with moonroof :D Anywho, one thing ive been wondering about is the electric-assist steering. 5L 5 cylinder Volvo engine found in the MK2 Focus ST is a very capable platform with huge BHP and torque gains available. This uses a twin piston valve to ensure compatibility with the engine A reddit for the new Focus ST, spiritual successor to the Focus SVT. Lately, it seems as if I've lost some power. Just over 40k on the odometer. In order to ensure there is no noticeable loss in performance during extended periods of hard driving, we have developed an improved version of our Generation 3 intercooler that includes an air ram scoop to force cold air Aug 6, 2017 · Just a massive loss in power and i noticed the turbo gauge is not moving at all and im getting a loud hissing sound Any help much appreciated Reply Quote Like Sort by Oldest first 1 2 H Houndog787 Discussion starter 163 posts · Joined 2017 #2 ·Aug 6, 2017 Oct 31, 2017 · focus st-3 225 2009 the car drives fine from cold for first 10mins then cuts out with engine malfunction warning, when trying to start it back up it just cranks and keeps giving the engine malfunction warning with ----- on the odometre. 1K views 19 replies 9 participants last post by Alb Mar 2, 2023 emperorluigi Discussion starter Aug 6, 2014 · My coolant level is far below the min line. So rest of Aug 9, 2017 · Hello everyone, been having a brake problem for the past week and can't seem to pinpoint the cause of it. Basically I had a dyno on my car and found out the car isn't boosting properly. Full MK2 Ford Focus ST225 Tuning Guide The 2. Apr 7, 2013 · #6 · Apr 7, 2013 Focus ST 225 Power Upgrade 320 bhp - Focus ST225 / XR5 Turbo - Performance Tuning Packages - Pumaspeed Milltek Ford Performance Tuning Milltek Sport Exhaust Ford Fiesta Focus ST RS Parts Specialist Here is a kit to get you to 320bhp. Simple part Mar 22, 2023 · Assuming all was well prior to the service, I’d look at the Fuel & Air Filters. It didn't suffer from a lack of throttle response, but rather a constantly open throttle whenever in drive which caused the idle speed to be like 12mph. The tech said put the stock Oct 15, 2015 · It only does it at full boost. I managed to park up, went to work, returned later and the car started again no worries. It feels like I have little boost. Technical Data As part of our expanding Focus RS product range, AIRTEC Motorsport is proud to launch our Stage 2 intercooler upgrade suitable for track or fast road use. Got it working perfect it made 311bhp. Sep 19, 2020 · Hi All, have a 2008 Focus ST 225 - with a parasitic drain. my test drive was the frist time ive ever driven electric-assist Mar 9, 2021 · Blow Off Valve and Kit for the Ford Focus ST 225 MK2 A remote Blow off, or Dump Valve Kit for the Ford Focus Mk2 ST225. the gauge holds at 1/4 will then go to about 3/4 bounce around and then settle at around half before dropping to 1/4. 5 st3 running about 310hp what's a safe limit for the engine before I start doing damage? Cheers Apr 14, 2013 · Guide explaining a how to service Ford Focus ST MK2, from oil recommendation to required tools. ) After a minute power can back for 30 seconds or so then went away again. Boost? back boost focus hesitation holding mk2 slow st st225 Jump to Latest 23K views 33 replies 10 participants last post by Foxydon Mar 10, 2018 JohnClem88 Discussion starter Jan 30, 2020 · Hi guys, long time lurker and fully paid up member! Been having a search for an answer to my issue but cant find anything that will help so apologies if this all sounds familiar. But I still have some doubt, like Engine Reliability, or any other common problems that I should expect. It has a full decat exhaust, rs injectors, larger intercooler, induction and a remap. It almost feels like fuel shuts off for Jul 6, 2016 · The injectors are a logical possible cause for a lack of power, rough idle and misfires. I even bought a whole new intercooler system. In the past week I’ve noticed massive boost loss after about 20 min of driving but usually before the 20 minutes I’m hitting 19psi in 3rd-6th and after I can hardly hit 12pSi WOT in 3-6 gear and 1-2 9psi I was Jan 26, 2017 · We’re the premiere Ford Focus ST forum with discussions on the 2013+ Focus ST. Not trying to tempt fate by going right to the limit, since this is my daily driver. Starting takes a bit longer, closer to a second instead of the usual about half a second. Check 'em out. Long story short they (Autozone) determined it was an underboost code… I need help, PLEASE, I have very little to no Oct 18, 2021 · Total power loss, had to restart and then was greeted by 'Engine System Failure" and 'Reduced Power' messages. As @rob99rt suggested you need a way to actively monitor sensors either in real time or log the output for Oct 1, 2014 · Flooring it while in third gear, ST has power loss feeling near 4500-5000 rpm Jump to Latest 27K views 30 replies 14 participants last post by DDT1972 Oct 1, 2014 huntz52 Discussion starter Dec 15, 2024 · Also, the fan turns on at random times while the engine is on. Tested the starter and that works fine, fuse is okay. I would contact pumaspeed for more info as they've been doing this for a while Backfire + loss of power when flooring it Hi, I went to do a freeway pull and when pushing the pedal down everything was good until I hit the pedal to the floor, then the car began to backfire for a few seconds and the power just dropped off. No description has been added to this video. Swapped the starter relay and still the same thing. Any help would be Mar 8, 2015 · Hey guys, new too focusst. 2017 focus st 2. Drives fine when driving normally, long drives,short drives etc all fine. I’ve taken a black light around the engine bay and haven’t found any signs of coolant where there shouldn’t be. If it breaks apart while you're going through the gears it could potentially knock holes in stuff (hood, pipes, sensors, etc). Despite this, the dyno printout shows a linear power band, resembling that of a naturally aspirated engine. It isnt 100% of the time but around 50 and getting worse. I'll be calling the Ford dealership first thing tomorrow morning and see if they'll get me right in. Ford Focus – (tomas devera photo / Shutterstock) The most common causes Jul 1, 2018 · focus st loss of power Jump to Latest 1. Apr 7, 2020 · Okay so I recently bought a 2016 Ford Focus ST with around 30K on the OD . Mar 31, 2014 · First post, looking at getting an ST soon. They then tried loading the Code:Red Level 2 Mar 2, 2022 · I read into it and concluded that the steering wheel tilted left could be the steering column bushings, the loss of power steering/traction control light/hill start assist unavailable could be my wheels speed sensor. Nov 28, 2023 · Making 300whp in a Ford Focus ST is not hard to do, and the payoff is huge. Put my foot down and noticed a puff of blue smoke from the exhaust on let off … I’ve since had It looked at and been told possible piston rings So I’ve taken the spark plugs out one by one and I’ll attach Mar 8, 2022 · We’re the premiere Ford Focus ST forum with discussions on the 2013+ Focus ST. The engine on/off button had to be held down to power off the car. WP Stage 1 Aug 27, 2024 · Hi all, I had an issue this morning in my 4. The symptoms you describe is typical of what happens if there’s insufficient fuel pressure from the high pressure fuel pump, to the injectors, or if the MAF sensor isn’t happy with the air flow. In first and second it's not really that bad because the gear ratios are so low, I don't have to put that much power down to accelerate quickly. Mar 24, 2020 · The tensioner rattling could be sensed by the knock sensors as detonation, and since it's moving around, you really should get that changed out before it grenades and takes other things with it. I hope it's within tolerance and it does not cause loss of throttle. I plan to ask the dealer to replace the master cylinder under warranty when I take it in for the wiring recall soon. Sep 12, 2013 · Dont know about those power loss problems but the clamps are easy. when running thru first and second under a heavy load, boost was about 18 psi. Join the community and see the latest news, photos, videos, classifieds, reviews, events and more! Dec 7, 2021 · The symptoms of this can vary from excesss pressure in the overflow tank, white smoke and even loss of power etc. So we replaced the solonoid. Between getting a used Aug 4, 2024 · Understanding Power Steering Assist Fault Power steering assist faults in Ford Focus vehicles lead to significant handling issues. ) A few months back I released just the workshop section and could not include Apr 1, 2022 · Hi car has been running ok then I went to give it the happy pedal and lost all boost and traction light came on and now won’t go off, have tried to sit and give it revs whilst stationary but won’t go over 3500/4000 rpm?. I can see the turbo kick in, but the power just isnt quite there. If you notice a decrease in power, unusual noises, or poor throttle response, these issues could be linked to the car’s boost system. Driving normally at 3-4K gear changes and nothing happens. Walked out tonight, touched the door to unlock, sat down, moved the power seat, all interior lights on, MFT screen comes up. Knowing the causes and symptoms helps you address them effectively. 26 Jul - ran great to and from work, 30 Jun 23, 2017 · Low power, no power, shudders, from start or while driving Jump to Latest 9. I stopped straight away, turned the engine off. Any help would be Dec 20, 2018 · 2013 ST1. But in third Jun 3, 2013 · It feels like my ST doesn't have the oomf it once had. All fluid levels were good so I turned the ignition on again and Focus ST225 2007 Whistling Noise and Lost Boost Issue ST225 often faces oil filter housing leaks and boost pressure loss causing whistling noises and reduced performance. That sounds very like the issue I had with mine shortly before I got rid of her. org It's only producing 140 bhp at the wheels, which is significantly lower than expected. of torque bone stock. Ford Ecoboost loss of power Hi, Not too sure if anybody will know the answer to this but my Ford Focus ST Line 2019 1. I come from Fox body mustangs, also have a 95 F250 PSD, and a 91 XJ. Please tell me, How is the Reliability of the 2. Initially I am thinking boost Oct 14, 2012 · Well after owning the car for only a week I'm pretty sure I smoked something. I was driving home on motorway and after several miles the esp system fault appeared. Jul 11, 2025 · Alright guys, here it is. Oct 29, 2014 · Ok, it's happened once a few days ago and then tonight 4 times. No loss of power at all, but Ford were at a loss as to the cause (after a full day checking out the turbo). Feb 17, 2022 · I recently bought a 2014 st, I was a bit rough on it for the first week I had it. Anyone have a clue what could be Explore the Ford Focus ST parts diagram, providing detailed information about car components, their locations, and how to identify each part for repairs or upgrades. Also noted that boost pressure wont go beyond 3/4 on the boost guage. Oct 16, 2024 · One common issue many Focus ST Mk2 owners face is problems with boosting, which can affect the vehicle's overall performance. Within 3-4 days battery will go from being fully charged to being 12. Jul 1, 2020 · hi could anyone help to try and diagnose a problem i have with my ford focus st 225 , Fri afternoon the car was fine parked it after work, sunday fitted ram air filter and ecu relocation holder, monday morning drove car but there was no boost car felt slow and nothing registers on the gauge. Jump to Latest 2. . Oct 12, 2013 · Im just wondering how much power i can crank out of this car without having to go through the trouble of putting a different turbo onto it? i plan on getting Intercooler, turbo-back exhaust, intake, SCT unleashed tune from torrie, and whatever else i might find to help increase power, and making Dec 3, 2018 · At 93k miles on my 2013, the only problems I have had that weren't a result of myself were: My transmission's 2nd gear synchros failed at ~65k miles Driver side CV axle boot tore Passenger side control arm ball joint failed The transmission issues weren't exactly uncommon on the MY2013-early MY2014 models but they seem to have ironed out the issues on the later years. 3 volts. No misfires, no preignition, when power drops the oil temp gauge drops to 50C and doesnt come back after second but slowly (checked on idle, gauge Nov 22, 2014 · Intermittant loss of power with bad stumble/miss at times. Running 320bhp. 2K views 3 replies 4 participants last post by rambleon84 Feb 12, 2021 E Feb 17, 2017 · Mouslmani J said: Hi all, I have a 2015 focus ST with 90,000 kms on the clock, started having the same things you guys are describing, however, for me it's 2 different outcomes, sometimes while accelerating, I get a sudden loss of power and then things go back to normal in less than 1 second and car drives normal afterwards Mar 13, 2024 · Ford Focus II ST 225 PS Technical Data Sheet: specifications & performance figures (top speed, acceleration, quarter mile, 0 to 100 mph, standing start, recovery, braking, lap time) to compare with direct competitors! Sep 10, 2013 · I have a ts st2, stock as a stick. 6l Ecoboost Escape) had the throttle body replaced recently. Cheers Oct 17, 2023 · They have been a long supporter of the Focus platform, so go check them out. Not only that my fuel economy has taken a relative downward spiral. I have a 2013 ST with 48,000 miles. The brake pads that can withstand high temperatures on the track are also noisy and extremely aggressive on your rotors when cold. No trouble starting the car and no Jan 23, 2019 · Thought id post some pictures along the way of converting my focus st to awd for anyone thats interested. org and new to Ford altogether. Best bet if you have access to it, connect to your OBD port with Forscan to read the DTC codes, a standard OBD Jan 13, 2016 · Hi Guys, Need some advice, car had 'Engine Malfunction' and 'Acceleration Reduced' come up yesterday on my way into work, pulled over and turned everything off waited 5 mins or so and it turned on fine with now warnings. Bought my 08 ST2 last year, been an absolute joy to drive! I installed bluefin stage 1 around 10 months ago and on Another important aspect to consider when tuning the Ford Focus ST225 engine is the clutch. Oct 16, 2017 · This might be a silly post, but I?m having trouble finding some YouTube videos with sumo numbers for stage 2? (CAI, FMIC,Cobb AP3) anyone have any data on this? Links? Also, I keep hearing the power increase from stage 2 to 3 isn?t much really? I seem to see stage 3?s somewhere around 260-280 Sep 23, 2013 · I am at just over 10k and have noticed a loss of power and mpg (about 4-5) associated with a rattle at idle. Jan 29, 2025 · Low boost no meth 500+bhp500+bhp BIG TURBO FOCUS ST 225 POV Apr 26, 2015 · Hi guys. 5-litre, five-pot engine, the Ford Focus ST Mk2 is one of the most tuneable Fast Fords around, here’s our complete tuning guide. Started experiencing a lack of power a few days ago. Jun 1, 2023 · Check the fuel trims, could be running rich due to air leak. The statement about if parts on are back order then the dealer should be following the parts back order escalation process still stands. Anyone had one and are the ok for the MOT? Also I have noticed they say 3" bore but I thought the standard ST exhaust was smaller than that so I assume might not fit Apr 16, 2016 · Hi guys, Picked up my new ST225 yesterday (55 plate). Some drivers have experienced rough shifting, delayed engagement, or complete failure of the transmission. It won't be pleasant. I think its 2. The engine was still going so I turned round and went home, and on being switched off the engine wouldn't Sep 26, 2022 · That was even with a map that limited power & torque in the first couple of gears! The owner even admitted he wished he hadn't spent the money to get it that high as it was just not an enjoyable car to drive anymore to the point he had another ST tuned to 'only' 300bhp as a daily driver & kept the monster for shows. Then after the dyno I realised the car wasn't hitting full boost its sitting at half. After some research I diagnosed it as being the diaphragm in the oil filter housing so replaced the housing and hey presto, the whistling stopped. If you have tested the system for leaks (above target boost pressure) and it passes you need to look at why the turbocharger itself isn't performing as it should be. I swapped in the OE Focus ST module and the erratic behavior went away. The full manual for the 2012-2013 Focus, including ST trim. Sep 11, 2017 · Focus St225 Hesitation/Holding back. No gauges, no odometer, etc. I love the car everything about it and it has. I initially though it was the turbo but there isn't any warning lights on in the dash? I'm thinking that it's a hose or something that broke, I hear a sucking sound and -0- PSI on the turbo Jan 23, 2025 · With no codes and loss of power to lights and console, it sounds like an intermittent megafuse or ground. The Focus ST is capable of 300+whp with the performance upgrades we discuss in this guide. Jan 9, 2023 · My current project st225 has a power steering issue, ive tried bleeding the system which didnt work, ive also replaced the pump which didnt fix anything. I push the start button and nothing happens? There is plenty of battery power. Block mod is a big subject when it comes to tuning these vehicles, some swear by it and some run for years without it with no problems. 1 MPH, 4200rpm. and hopefully it can make Aug 8, 2011 · Loss of power under full boost Jump to Latest 9. Come join the discussion about performance, modifications, classifieds, troubleshooting, maintenance, and more! Oct 14, 2013 · So, you don't like something about your brakes and you want to change it? Well, unfortunately there's no "one size fits all" brake setup for any car. Here are 16 that are easy, cheap, and effective. How Much Power Can the Stock Engine Take? Hey lads, I'm starting to think about putting a big (er) turbo in my FoST, and I'm wondering when I should start considering stuff like forged pistons, etc. So what is the reason for Ford Focus no electrical power at all? The phenomenon of a car without power occurs when you get into your automobile to start the engine and observe no electrical signal from your vehicle. This has happened in the last few weeks although mpg has been declining according to fuelly which I have used since new. Noticed a sharp drop in performance. 3 times when coming to a complete stop and once when pulling away at low revs at about 5mph. 5 psi, so I set it to that value. Dec 9, 2014 · Is that likely related to the power assist issue above? I recognized the loss of vacuum boost before the master cylinder issue, and at least originally did not think they were related. Apr 12, 2025 · Here are some of the most commonly reported problems with the Ford Focus ST: Faulty transmission control module due to wear and tear One of the most common problems reported by Ford Focus ST owners is transmission issues. I turned engine off and on again and it was gone. Nov 6, 2022 · Could anyone please help me what causes the problem with my turbo boosting, it all started with a long trip and after 4 hours of driving my car completely lost all the boost no engine codes nothing just couple days ago code came up that no boost pressure detected Also now the boost gauge on Aug 11, 2021 · Currently battling with codes - P0223 - Throttle /Pedal Position Sensor /Switch B Circuit High P0122 - Throttle /Pedal Position Sensor A Circuit Low Just wanted to touch on this again in a separate discussion in case someone with a similar issue didn't acknowledge a larger post format with Feb 23, 2025 · Explore common Ford Focus ST engine problems, their symptoms, and potential consequences to ensure your vehicle's reliability. I have already made sure the hot and cold pipes are fastened. I took it to a shop and it was throwing codes P0034 and P0035 which are both codes for the bypass valve. This is primarily a North American site and we did not get the Focus diesel, so for diagrams and advice including the location of your Sep 19, 2020 · DISCLAIMER: In no event will I, or any other contributing member be liable for any special, direct, incidental or consequential damages, or any damages whatsoever, including, without limitation, the loss of life or limb, or damages due to bodily or personal injury, which may arise or result from the modification or advice in any action Sep 1, 2021 · I recently started having an issue with losing boost while I am driving. Nov 19, 2013 · Started up my 900 mile 2013 ST3 this afternoon and immediately received service engine now message along with hill assist disabled. If found this out after testing with another Ford FCM from a regular Focus after I fixed the connector issue. After a while, it killed the passenger side motor mount and after that it eventually threw a check engine Jul 6, 2011 · hi can anyone help me. After sitting for awhile, car Feb 19, 2021 · So my cat is virtually hanging off, the supports have rusted through so thought about one of those ebay 200 cell sports cats. The garage that replaced the filter housing I’m not losing power or leaking boost, no white smoke in the exhaust at all, no sweet smell either. Anyone have any ideas what might cause power loss? I'll probably end up at the dealer, but Sep 8, 2020 · Hi, I have recently purchased a focus ST 225 (again) and a few weeks after the purchase, I’m now having boost issues. Is a triggered whenever TIP Desired, TIP Actual & MAP do not correlate with each other. Dec 12, 2021 · Driving your Ford Focus with engine hesitation or slow acceleration is not only infuriating, it can also be dangerous when overtaking or when crossing an intersection. I was coming back from a trip, about an hour and a half away, and shortly after getting on the highway, I noticed the check engine light come on. Join the community and see the latest news, photos, videos, classifieds, reviews, events and more! Feb 9, 2021 · Engine service, hill assist unavailable, loss of power steering, and immediately after the whole instrument cluster went black. ive done a bit of research so firstly changed battery Apr 25, 2021 · Hi just wondering if anyone could help I have a 2007 st225. No idle or stalling though Sep 15, 2015 · Hi there, I'm 6000km in with a new 2014 St, and the beautiful ecoboost sound has gone and it just sounds like a turboless car. 5 detailed specs, including 0-60 mph times, horsepower, and handling data. iv got a focus st 225 2008 and the power steering has stopped working. Apr 5, 2016 · It's not confined to just Ford and the Focus ST, many auto manufacturers are struggling with mitigating this on their GTDI engines, especially their downsized and down speeded engines chasing after decreased brake specific fuel consumption and increased brake specific mean effective pressures. Had a little Google and checked here and thought it was a battery issue Nov 17, 2023 · We’re the premiere Ford Focus ST forum with discussions on the 2013+ Focus ST. Therefore when you upgrade parts like intakes or downpipes, they can make small power gains, but nothing too crazy since the car will still try to hit the same torque target. How reliable is the ST? So, I see a lot of people asking about issues with their fairly new STs here. Sometimes the engine light comes on when really bad, which clears usually after a few hours after being shut off. Here are some key details: The boost gauge indicates that the boost is holding steady just above halfway. There are alot more symptoms however, its likely you will experience unexplained coolant loss first. I initially noticed this around 4,500 miles when I took it in for an oil change. All dash lights come on. the first few times seemed to co-inside with turning the aircon on but now the aircon is irrelevant as it happens at various times. Ive followed May 15, 2020 · Have a 2013 FocusST, one day lost all power to only the back pass door, window won't move a won't lock, have replaced the master switch on driver's door, replaced the door control module as well. No coughing or spluttering or juddering, engine just cut out and battery and oil lights came on. akrmpk czldn gonjs dmwr btk vyqufwz tqlz yegd xdkhz bneoxz