P0C55 Code:

OBD-II Diagnostic Powertrain (P) Trouble Code

Possible Cause

Common causes of P0C55 include four-wheel drive switch or actuator failures. Other causes include faulty sensors, solenoids, or switches, and defective wiring harnesses and connectors.

Common Symptoms

  1. He individual alpha numeric codes may also be obtained by removing the appropriate valve cover and physically retrieving it
  2. This signal is systematically forwarded to affected control modules that utilize the data to accomplish various other tasks
  3. CAN is the abbreviation for "controller area network." The CAN represents a communication bus that allows multiple microcontrollers to communicate with one another without the need for a host computer
  4. As exhaust temperature decreases (with the engine off), circuit resistance increases and the feedback voltage signal to the PCM decreases

Similar Problems

Transmission
Low Coolant Circuit
Park/Neutral Postion (PNP) Switch Circuit Engine Torque Signal Circuit

P0C55 Troubleshooting

There will also be noise coming from the turning radiator fan and the belt that turn the fan blade. There are a multiple of other belt driven devices under the hood. An engine pulley is mounted to the engine of an automobile and drives all belts. Your car probably has a serpentine belt which is a continuous belt used to drive multiple peripheral devices. Parts or components should not be replaced with reference to only a P0C55 DTC. The vehicle service manual should be consulted for more information on possible causes of the fault, along with required testing.

How to turn off P0C55 check engine light ?

There are two ways to turn off the check engine light:

A repair technician can do so once repairs have been made.
The OBD II can automatically turn it off when it fails to detect the problem after several diagnostic cycles.

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