![]() ![]() This will test the O2 heater, Passive Air, Purge "No Flow", Misfire and if closed loop is achieved, Fuel Trim.Īccelerate. The more electrical load you can apply the better. ![]() The engine must be run for two and a half minutes with the air conditioner on and rear defroster on. Do not leave the key on prior to the cold start or the heated oxygen sensor diagnostic may not run. In order to be classified as a cold start the engine coolant temperature must be below 50?C (122?F) and within 6?C (11?F) of the ambient air temperature at startup. To perform an OBDII Driving cycle do the following:Ĭold Start. A complete driving cycle can be done in under fifteen minutes. Factory info will tell you what those conditions are.Ī complete driving cycle should perform diagnostics on all systems. You'll have to check with your tuner regarding the EGR monitor since you have an Air pump/EGR delete.Click to expand.There are certain conditions that have to be met before the tests will run. Repeat for as many miles and key cycles as possible.Drive for at least 10 minutes after refueling prior to starting a drive cycle. There'll be a large amount of evaporating gas immediately after the refill. Avoid refueling immediately before or during the drive cycle.Ensure the fuel level is between 1/4 and 3/4 tank. ![]()
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