Critical Safety risk Powertrain-code
P0025
P0025 - "B" Camshaft Position - Timing Over-Retarded (Bank 2)
Detailed information on troubleshooting and repairing a p0025 dtc diagnostic trouble code which refers to a camshaft timing over-retarded.
Pull over safely and book service immediately
This code is flagged as a safety risk and rated Critical. Avoid driving until a technician has inspected the vehicle.
Symptoms
- hard starting
- poor idle and/or
- stalling
Likely causes
- Incorrect camshaft timing
- Wiring problems (harness/wiring) in intake timing control valve control solenoid system
- Continuous oil flow to VCT piston chamber
- Failed timing valve control solenoid (stuck open)
Labor estimate
2h typical
Range: 1h – 4h
Parts cost
$0 – $500
Range varies by year/make/model
Information shown is reference-grade and may vary by vehicle. Always have a qualified technician confirm the cause before any repair.