P0017 Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor B)

Powertrain Severity: High Generic OBD-II

Crankshaft and exhaust camshaft signals do not correlate correctly on bank 1.

Common causes

  • Stretched timing chain
  • Faulty exhaust camshaft sensor
  • Cam phaser fault
  • Incorrect timing after repair

Symptoms

  • Check engine light
  • Start-up rattle
  • Rough running

What to check

  1. Check correlation data
  2. Inspect timing chain and tensioner
  3. Verify timing marks after any recent repair

Manufacturers may add their own detail to generic codes. If your vehicle shows a different description for P0017, follow the service information for that make and model.

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