P2E44
Hybrid/EV Electronics Coolant Pump B Control Circuit High
P2E44 is an OBD-II diagnostic trouble code meaning: Hybrid/EV Electronics Coolant Pump B Control Circuit High. Common causes: broken or damaged control circuit wiring, cooling pump motor malfunction. Estimated repair cost: $56–167.
Symptoms
- Check Engine light comes on
- Hybrid system power reduction
- Overheating of electronic components
- The car goes into emergency mode
- Noise or lack of operation of the cooling pump
Causes
- Broken or damaged control circuit wiring
- Cooling pump motor malfunction
- Pump control relay problems
- Corrosion or poor contact in connectors
- Malfunction of the hybrid system control unit
How to Fix
- Check the integrity of the wiring and connectors of the pump circuit
- Test the resistance of the pump motor windings
- Check the operation of the control relay
- Replace the cooling pump if necessary
- Reset the error code and test drive
Related codes
Error P2E44 by Vehicle Brand
FAQ
What does the P2E44 code mean?
P2E44 is an OBD-II diagnostic trouble code that indicates: Hybrid/EV Electronics Coolant Pump B Control Circuit High
What causes a P2E44 error code?
The most common causes of P2E44 include: Broken or damaged control circuit wiring; Cooling pump motor malfunction; Pump control relay problems; Corrosion or poor contact in connectors.
How do I fix a P2E44 diagnostic trouble code?
To fix P2E44: Check the integrity of the wiring and connectors of the pump circuit. Test the resistance of the pump motor windings. Check the operation of the control relay. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2E44?
Do not drive — repair immediately
How much does it cost to fix P2E44?
The estimated repair cost for P2E44 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat