This fault code indicates that the engine coolant temperature sensor (ECT) is not providing a sufficient electrical signal to the engine control unit (ECU). This can be caused by a faulty ECT sensor, a damaged wiring harness, or a poor connection between the sensor and the ECU.
Symptoms of Fault Code P0117
* The engine may run rough or stall.
* The engine may overheat.
* The check engine light may be illuminated.
Causes of Fault Code P0117
* Faulty engine coolant temperature sensor
* Damaged wiring harness
* Poor connection between the sensor and the ECU
Diagnosis of Fault Code P0117
A qualified technician will use a diagnostic tool to retrieve the fault code from the ECU. The technician will then inspect the ECT sensor, wiring harness, and connection to the ECU for signs of damage or failure.
Repair of Fault Code P0117
The repair of fault code P0117 will depend on the cause of the code. If the ECT sensor is faulty, it will need to be replaced. If the wiring harness is damaged, it will need to be repaired or replaced. If the connection between the sensor and the ECU is poor, it will need to be cleaned or repaired.
Cost of Repairing Fault Code P0117
The cost of repairing fault code P0117 will vary depending on the cause of the code and the labor costs charged by the repair shop. Generally, the cost of repairing this code will range from $100 to $300.
