Crank Sensor Wiring Diagram

The crank sensor signal is also called the triggering signal in this article.

Crank sensor wiring diagram. When the crankshaft position sensor fails it ll fail in one of two ways. The ignition control module does this by switching the ignition coils primary current on and off in a base timing mode so that they ll start sparking away. As soon as the icm gets the crank sensor signal it starts activating the ignition coils sitting atop of it. Brn yel wire feeds chassis ground.

Blu wire carries crank signal to pcm. You can find the ignition system wiring diagram here. If neither wire has current there s a failure in the sensor circuit. In most cases you ll see a fluctuating signal.

Symptoms of a bad crankshaft position sensor. The cam and crk sensors are types of speed. Ignition system circuit diagram 1997 1999 5 2l dodge dakota and durango. Properly solder and heat shrink any wire connections.

Crankshaft position sensor wire color id and description. Touch one of your meter probes to either one of the sensor wires and the other to the other wire. Use shielded grounded cable that is supplied for wiring crankshaft and camshaft signals. Check your meter display and compare your reading to your manual specifications.

Yel blk wire feeds 12 volts from pgm relay. Other sensors tap into the reference voltage. Have your helper crank or start the engine. Crank sensor wiring diagram 2001 2005 1 7l honda civic.

This video is dedicated to cam and crk sensor testing and operational parameter but from an electrical and wiring diagram interpretation point of view. It ll fail completely and the engine won t start.