Nissan hardbody high idle. Joe (not a mechanic!) Mar 16, 2022 · If there is a leak in one of the lines, the Starter Fluid will suck into the hole and the engine will idle will speed up. I doubt that if that has anything to do with my idle, but I thought I would least let you know. Often it's as simple as tracking down a vacuum leak, which is far cheaper than replacing your car's engine control unit (ECU). Also try pulling the codes. High surging idle followed by stalling in the D21 Hardbody can stem from a faulty idle air control valve (IAC), vacuum leaks, or dirty throttle body. In that time, I also cleaned my throttle body. Ever since then the truck idles at about 1100 RPM sometimes even higher. Nov 4, 2019 · You can usually figure out what's causing a high idle problem and estimate the cost before you open your wallet. Used the method of disconnecting the negative battery terminal and removing them but leaving the electrical connection intact. A bad knock sensor can cause a high idle, but that will show itself in the codes. Jun 3, 2016 · Thanks to many of you and our other Nico owners across the web, I can tell you the following steps fixed all of it. They were, as expected, filthy. 2. When was the last time you checked the ignition timing? It needs to be at 14 degrees. I've tried adjusting the idle, but it won't go any lower than 1100. 1. Clean the throttle bodies with throttle body cleaner. In the Factory Service Manual, the EC section goes into detail about what to do about the high idle. . If nothing happens, wait for the Starter Fluid to evaporate before moving to another location. Sep 29, 2023 · They can get expensive, but usually, all you need to do is take them off and get all of the built-up carbon scrapped out of the insides. Inspect and clean the throttle body and IAC valve. lcksa uyg vpopqg rhsms tpwo aujn ywokm kghokd gizu tlwl