Crankshaft Position/Camshaft Position Correlation Bank 1 Sensor A

What this code means

The PCM detected that the crankshaft position and Bank 1 intake camshaft position signals are not correlating properly.

Symptoms

• Check Engine Light
• Engine may not start
• Rough running
• Loss of power
• Engine noise

Common causes

• Timing chain stretched or jumped
• VVT solenoid failure
• Tone ring damage
• Sensor failure
• Oil issues affecting VVT

Diagnostic steps

1. Check timing chain alignment marks
2. Inspect VVT solenoid
3. Test crank and cam sensors
4. Check oil condition
5. Inspect tone rings

Repair notes

If timing chain has jumped, replace chain, guides, and tensioner. Check VVT system.

Other Powertrain codes on this vehicle