...cold engine, it should match the IAT reading or should be equal to ambient (outside) temperature reading. If it does match the IAT or ambient temp, check the freeze frame data on your scan tool (if ...
Question about GMC Sierra
amp; see if it changes then get it cold ( example put it in a refrigerator & see what the resistance is, just play around with the temperatures & see what happens. The resistance should change
...cold & runs rough at idle. When warmer weather light goes off & runs fine. Have replaced mass air flow sensor. Mine did the same thing...at 42F degrees, run bad. After it warm up, it would be ...
...cold idle? Often times the throttle plate becomes coked with carbon deposits, causing the plate to not return to its expected position. Remove the air tube at the throttle body & clean the plate ...
...to access codes from weird diagnostic port(can't find a scanner to fit it). Sometthing to think about. When it is cold the engine it runs in close loop, after it warms up it gos to open
cold but it seems to be flooding when engine is warm. it was diagnosed and two vaccum leaks were found and fixed (air intake rubber elbow & an intake hose). spark plugs were also replaced. the car
cold out If your vehicle is fuel injected the problem you describe could be result of a few different things: 1) Check your Idle Air Control (IAC) sensor/motor. This sensor is located on your vehicles
Question about GMC Sierra
amp; sputter when the engine is cold. Also sometimes loses power after it's left ideling too long sometime I don't have enough power to get up hills we replace the my 1994 grand marquis spits
cold but then noticed after awhile it was all the time so I literally got into the engine compartment checking vacuum lines.I also remembered reading about spraying starting fluid so I did that and Lo
...cold, normal. Was going to replace ECT sensor, but want to check reading first... A code P0128 may mean that one or more of the following has happened: Low engine coolant level Leaking or stuck open ...
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