C0564 Code:

OBD-II Diagnostic Chassis (C) Trouble Code

Possible Cause

The most common cause for this C0564 type of failure is due to liquids spilled on the upshift/downshift switch. Open or shorted electrical wiring, damaged, corroded, or disconnected wiring or connectors are also a viable possibility.

Common Symptoms

  1. Repair or replace system circuits/connectors as required and retest the system to ensure that repairs were successful. Using the manufacturer's wiring diagram for the electronic pressure control solenoid, test all related circuits and the solenoid itself for resistance and continuity and compare your findings with manufacturer's specifications
  2. Engine and transmission ground cables, straps, and wires are sometimes left dangling after repairs are performed
  3. The exhaust gas temperature sensor is used in diesel engines, gasoline burning engines, and even turbocharged engines
  4. There are several tools which will be instrumental in attempting to successfully diagnose the conditions which contribute to this code being stored

Similar Problems

Transmission
Air Conditioning (A/C) Clutch Feedback Circuit High Voltage
Transmission Control Module Reprogrammable Memory

C0564 Troubleshooting

If there is a clicking noise when you attempt to start the engine and the engine does not crank, it typically means there is something wrong with the battery, such as a low or discharged battery or corroded or loose battery cables. If the engine cranks when you attempt to start the car, but fails to turn over, this may mean there is a problem with the fuel or ignition. Other common reasons an engine may fail to start include a failure of the starter motor relay, a clogged fuel filter, a defective fuel pump or an ignition switch failure. C0564 the main thing to check is to verify the operation of the VCT solenoid. You're looking for a sticking or stuck VCt solenoid valve caused by contamination. Refer to vehicle specific repair manual to perform component tests for the VCT unit.

How to turn off C0564 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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