P0654 OBD II Trouble Code Engine RPM Output Circuit Malfunction
How to easily diagnose, repair, and info on causes of a P0654 trouble code that indicates a detected failure of the engine RPM output circuit.
Symptoms of P0654 OBD II Trouble Code
- Erratic or harsh transmission shifting
- ABS or TCS problems
- Engine drivability issues
- Stored ABS and TCS codes
Common Causes of P0654 OBD II Trouble Code
- PCM programming error
- Faulty controller or PCM
- Open or shorted circuit between the PCM and the instrument panel or other controllers
Severity of P0654 OBD II Trouble Code
A P0654 should be categorized as severe because it could result in transmission shifting issues and/or antilock brake system (ABS) and electronic traction control system (TCS) problems.