B Camshaft Position - Timing Over-Advanced or System Performance (Bank 2)

Check these first

• Stuck exhaust camshaft phaser or control valve
• Low or dirty engine oil
• Clogged oil feed to the exhaust phaser
• Timing chain stretch

What to do next

1. Verify oil level, pressure, and condition
2. Watch commanded vs actual exhaust cam position
3. Clean or replace the exhaust oil control valve
4. Inspect the exhaust phaser and chain
5. Replace worn parts and clear the code

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