P0016 – Crankshaft/Camshaft Position Correlation Bank 1 Sensor A

Description

The ECM detects misalignment between camshaft and crankshaft signals.

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Symptoms

  • Rough idle
  • Hard starting
  • Misfires
  • Poor acceleration

Causes

  • Stretched timing chain/belt
  • Faulty camshaft sensor
  • Faulty crankshaft sensor
  • Timing gear wear

Diagnosis

  • Check timing alignment
  • Inspect sensors
  • Verify wiring
  • Scan for misfire codes

Repair

  • Correct timing chain/belt
  • Replace sensors
  • Repair wiring

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