Camshaft Position Timing Over Retarded Bank 2
Table of contents
P1388 MAZDA Possible Causes
- Faulty Camshaft Position (CMP) Actuator
- Camshaft Position (CMP) Actuator harness is open or shorted
- Camshaft Position (CMP) Actuator circuit poor electrical connection
- Oil passage blocked
How do I fix code P1388 MAZDA?
Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.
Cost of diagnosing the P1388 MAZDA code
The cost of diagnosing the P1388 MAZDA code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P1388 MAZDA Description
The Comprehensive Component Monitor (CCM) monitors the Valve Control Timing (VCT) position for over-retarded camshaft timing. The test fails when the camshaft timing exceeds a maximum calibrated value or remains in a retarded position.