P0EF4
Drive Motor C Temperature Sensor Circuit High
P0EF4 is an OBD-II diagnostic trouble code meaning: Drive Motor C Temperature Sensor Circuit High. Common causes: short circuit in the sensor circuit, engine temperature sensor fault c. Estimated repair cost: $17–56.
Symptoms
- Check Engine light comes on
- Reduced engine power
- Switching to emergency mode
- Incorrect temperature readings on the dashboard
- Problems charging the hybrid battery
Causes
- Short circuit in the sensor circuit
- Engine temperature sensor fault C
- Broken or damaged wiring
- Problems with sensor connectors
- Engine control unit malfunction
How to Fix
- Check the continuity of the temperature sensor circuit
- Inspect connectors and wiring for damage
- Check the resistance of the temperature sensor
- Replace temperature sensor if necessary
- Check and, if necessary, replace the engine control unit
Related codes
Error P0EF4 by Vehicle Brand
FAQ
What does the P0EF4 code mean?
P0EF4 is an OBD-II diagnostic trouble code that indicates: Drive Motor C Temperature Sensor Circuit High
What causes a P0EF4 error code?
The most common causes of P0EF4 include: Short circuit in the sensor circuit; Engine temperature sensor fault C; Broken or damaged wiring; Problems with sensor connectors.
How do I fix a P0EF4 diagnostic trouble code?
To fix P0EF4: Check the continuity of the temperature sensor circuit. Inspect connectors and wiring for damage. Check the resistance of the temperature sensor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0EF4?
Limited driving only, diagnose soon
How much does it cost to fix P0EF4?
The estimated repair cost for P0EF4 is $17–56. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat