P1179 – Swirl Control Valve Position Sensor High Input (Nissan)

Description

The ECM detected a high input signal from the swirl valve position sensor.

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Symptoms

  • Rough idle
  • Poor acceleration
  • Hesitation
  • High fuel consumption
  • Check engine light

Causes

  • Short to power
  • Faulty sensor
  • Connector corrosion
  • Wiring damage

Diagnosis

  • Check wiring for shorts
  • Inspect sensor
  • Check connectors
  • Scan live data

Repair

  • Repair wiring
  • Replace sensor
  • Clean connectors

Related Problems

Related Fault Codes