Cummins

1667

UnclassifiedCooling

What This Code Means

Exhaust gas temperature sensor signal is out of range – shorted high

Possible Causes

  • •Bent or broken pins
  • •Corroded pins
  • •Dirt or debris in or on the connector pins
  • •Faulty Exhaust Gas Temperature Sensor Connections
  • •Missing or damaged connector seals
  • •Moisture in or on the connector
  • •Pushed back or expanded pins

Suggested Actions

  1. 1Disconnect the engine harness connector from the exhaust gas temperature sensor
  2. 2Inspect for corroded pins, bent or broken pins, pushed back or expanded pins
  3. 3Inspect for dirt or debris in or on the connector pins
  4. 4Inspect for evidence of moisture in or on the connector
  5. 5Inspect for missing or damaged connector seals
  6. 6Inspect the exhaust gas temperature sensor and the engine harness connector pins

Related Cummins Fault Codes

226324161435C10001433C11001335C12501317C13001312C1400
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