P01EA
Engine Coolant Heater A Control Circuit High
P01EA is an OBD-II diagnostic trouble code meaning: Engine Coolant Heater A Control Circuit High. Common causes: coolant heating element malfunction, open or short circuit in control circuit. Estimated repair cost: $56–167.
Symptoms
- Poor engine starting in cold weather
- Unstable operation at idle
- Extended engine warm-up time
- Check Engine Light Illuminates
Causes
- Coolant heating element malfunction
- Open or short circuit in control circuit
- Wiring harness damage
- Faulty relay or fuse
- Problems with the engine control unit (ECU)
How to Fix
- Check the integrity of the heater control circuit
- Check the functionality of the heating element
- Check relays and fuses
- Inspect the wiring harness for damage
- If necessary, replace faulty components
- Reset the error and check the system operation
Related codes
Error P01EA by Vehicle Brand
FAQ
What does the P01EA code mean?
P01EA is an OBD-II diagnostic trouble code that indicates: Engine Coolant Heater A Control Circuit High
What causes a P01EA error code?
The most common causes of P01EA include: Coolant heating element malfunction; Open or short circuit in control circuit; Wiring harness damage; Faulty relay or fuse.
How do I fix a P01EA diagnostic trouble code?
To fix P01EA: Check the integrity of the heater control circuit. Check the functionality of the heating element. Check relays and fuses. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P01EA?
Limited driving only, diagnose soon
How much does it cost to fix P01EA?
The estimated repair cost for P01EA is $56–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat