Crankshaft/Camshaft Position Correlation (Bank 1, Sensor B)

What This Means

The exhaust camshaft position signal on bank 1 does not correlate properly with the crankshaft position signal. The timing relationship between these components is outside acceptable limits.

Common Symptoms

• Engine rattle on startup
• Poor performance
• Hard starting
• Check engine light on

Common Causes

• Timing chain stretch or skip
• Failed chain tensioner
• Faulty camshaft sensor
• VVT actuator malfunction
• Oil flow restriction to phaser

Estimated Repair Cost