P1340 – Camshaft Position Sensor Range/Performance (Nissan)

Description

The ECM detected a camshaft position sensor range/performance fault.

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Symptoms

  • Poor acceleration
  • Hard start

Causes

  • Sensor degradation
  • Wiring issue
  • ECM logic fault

Diagnosis

  • Check sensor resistance
  • Inspect wiring
  • Scan cam signal

Repair

  • Replace sensor
  • Repair wiring