P01E3
Engine Coolant Temperature Sensor 3 Circuit
P01E3 is an OBD-II diagnostic trouble code meaning: Engine Coolant Temperature Sensor 3 Circuit. Common causes: open or short circuit in wiring harness, coolant temperature sensor malfunction. Estimated repair cost: $56–167.
Symptoms
- Unstable engine operation
- Engine overheating
- Increased fuel consumption
- Difficulty starting the engine
Causes
- Open or short circuit in wiring harness
- Coolant temperature sensor malfunction
- Poor contact in the sensor connector
- Wiring harness damage
- ECU malfunction
How to Fix
- Check the integrity of the wiring harness
- Check the resistance of the coolant temperature sensor
- Check the contact in the sensor connector
- Replace the coolant temperature sensor if necessary
- Flash the ECU if you suspect it is faulty
Related codes
Error P01E3 by Vehicle Brand
FAQ
What does the P01E3 code mean?
P01E3 is an OBD-II diagnostic trouble code that indicates: Engine Coolant Temperature Sensor 3 Circuit
What causes a P01E3 error code?
The most common causes of P01E3 include: Open or short circuit in wiring harness; Coolant temperature sensor malfunction; Poor contact in the sensor connector; Wiring harness damage.
How do I fix a P01E3 diagnostic trouble code?
To fix P01E3: Check the integrity of the wiring harness. Check the resistance of the coolant temperature sensor. Check the contact in the sensor connector. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P01E3?
Limited driving only, diagnose soon
How much does it cost to fix P01E3?
The estimated repair cost for P01E3 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat