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Diagnose/P0018
P0018High SeverityEngine

Crankshaft/Camshaft Position Correlation (Bank 2, Sensor A)

What This Means

The intake camshaft position on bank 2 does not correlate with the crankshaft position. On V-configuration engines, this indicates a timing issue on the bank opposite cylinder 1.

Common Symptoms

  • Rough running
  • Timing chain noise
  • Loss of power
  • Hard starting

Common Causes

  • Stretched timing chain (bank 2)
  • Worn tensioner or guide
  • Faulty CMP sensor (bank 2)
  • VVT system failure
  • Jumped timing chain

Estimated Repair Cost

$200 – $2000
Parts and labor (varies by vehicle and location)
Difficulty:Professional

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For informational purposes only. Diagnostic trouble codes are starting points for diagnosis, not definitive answers. Always consult a certified mechanic for proper diagnosis and repair. Estimated costs vary by vehicle, location, and shop rates.