P1386 – Camshaft Position Sensor Over-Advanced (Nissan)

Description

The ECM detected an over‑advanced camshaft timing condition.

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Symptoms

  • Rough idle
  • Poor drivability

Causes

  • Timing fault
  • Sensor failure
  • Oil pressure issue

Diagnosis

  • Check timing
  • Inspect sensor
  • Measure oil pressure

Repair

  • Correct timing
  • Replace sensor