P1184 – Engine Oil Temperature Sensor (Nissan)

Description

The ECM detected a malfunction in the engine oil temperature sensor.

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Symptoms

  • Poor fuel economy
  • Rough idle
  • Hard starting
  • Check engine light

Causes

  • Faulty oil temp sensor
  • Damaged wiring
  • Connector corrosion
  • ECM signal fault

Diagnosis

  • Test sensor resistance
  • Inspect wiring
  • Check connectors
  • Scan live data

Repair

  • Replace oil temp sensor
  • Repair wiring
  • Clean connectors

Related Problems

Related Fault Codes