P1331 – Variable Timing Control Bank 2 (Nissan)

Description

The ECM detected a malfunction in the variable valve timing control for Bank 2.

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Symptoms

  • Rough idle
  • Poor acceleration

Causes

  • Oil flow issue
  • VVT solenoid fault
  • Timing issue

Diagnosis

  • Check oil level
  • Test VVT solenoid
  • Inspect timing

Repair

  • Replace solenoid
  • Repair wiring
  • Correct timing