2004 GMC Sierra 2500 "wire color code low voltage" Questions

...color with two screws holding it on and a wire connector. Have the voltage checked at the wire connector, if voltage is fine, the sensor needs replacing. The voltage should read 1volt to 5volts when ...

...The other orange wire has a tracer color, that is signal wire. The tps shares ref voltage and ground with map sensor. You may need to check map sensor? I'm not saying it is faulty, I don't

due to a poor connection. I would check for that first as it is a common problem. Your wiring diagram will give you the wire color codes so you know which wire to test. sound like faulty dimmer switch

...where and on which connector that ground wire goes in at. There's around a hundred or more wires going in, so color coding, tracing by the color of the wire would be a royal pain. Good luck,

...code reader states the throttle control voltage may be either too high or too low. What controls the voltage and what should the voltage be when attempting to start the engine. I am experiencing a ...

...color and position of these wires in the connector. It is vital to do a key on-engine off test of the Throttle/Pedal Position Sensor by testing the Throttle Position/Pedal Position output from its ...

...code is being shown. We are by no means mechanics so we don't have any way to test ohms or rpms. The motor turns over but the car won't start. Please help! Read ...

...code P0102 Mass Airflow sensor circuit low input. I do notice a slight rough idle every now and then but not always. I want to test the MAF sensor but unable to find an illustrations that shows what ...

...color code but with a 3 pin headlight (assuming it's a 2 headlight system) one lead is ground, one lead is high beam and one lead is low beam. You can use a test light or DVOM to find which is which. ...