P0009
PowertrainCrankshaft Camshafthigh severityEngine Position System Performance - Bank 2
What P0009 Means
The computer detects a timing mismatch between crank and cam positions on bank 2. This commonly means the timing chain has stretched or jumped on that bank.
Symptoms
- Engine misfire
- Reduced power
- Check engine light on
Common Causes
- Stretched or worn timing chain
- Failed chain tensioner
- Jumped timing
- Worn cam phaser
Diagnostic Steps
- Read stored codes
- Inspect bank 2 timing chain and tensioner
- Verify cam and crank alignment
- Check phaser operation and oil supply
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✓ Autel official store
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