The Camshaft Position sensor will signal the Engine Control Module when the #1 cylinder is ready for the spark plug to fire (top-dead-center on compression stroke). The ECM uses the information from this sensor to help calculate fuel delivery and spark timing.
At this point we are assuming that the fuses and relays are good. You will need to locate the PCM/TCM and the power input signal circuit using your vehicle information source. Unplug the connector from the PCM/TCM, place the ignition switch in the ON position, and probe the appropriate circuit with the positive test lead of the DVOM.
Difficulty Level (Easy)
Repair Time (20 Min.)
||Cost Prediction : $ 40-75|
If your headlamp aim output relay circuit failure check engine light is illuminated, it's best to take it in for diagnostic testing, which can feel like a hassle. Because while the lights vary in appearance from vehicle to vehicle, all have the same basic meaning: There's a problem with the car's emissions system. The on-board diagnostics system C0847 and engine control unit are in charge of monitoring a bunch of different headlamp aim output relay circuit failure, and if they get a reading that's a little out of whack, up pops the check engine light.
C0847 is a kind of Chassis Trouble Code
Diagnosing chassis noises can be one of the most frustrating problems technicians face. Fortunately, manufacturers have engineered noise, vibration and harshness (NVH) diagnostic techniques and equipment to find the source of the noise.
You can view according C0847 DTC for your car model. We selected several models to see obd2 solutions click and view it.
|+C0847 Bmw 750||+C0847 Ford Station||+C0847 Mazda Montrose||+C0847 Citroen Zx||+C0847 Toyota Caldina|