P0E1B
Hybrid/EV Battery Pack Coolant Pump B Control Circuit Low
P0E1B is an OBD-II diagnostic trouble code meaning: Hybrid/EV Battery Pack Coolant Pump B Control Circuit Low. Common causes: open or short circuit in the pump control circuit, pump solenoid valve malfunction. Estimated repair cost: $56–167.
Symptoms
- Reduced performance of the hybrid system
- Warning messages on the dashboard
- Battery overheating
- Increased noise from the cooling pump
- Reduced cooling system efficiency
Causes
- Open or short circuit in the pump control circuit
- Pump solenoid valve malfunction
- Problems with the wiring harness or connectors
- Control unit malfunction
- Pump power problems
How to Fix
- Check the integrity of the pump control circuit
- Inspect connectors and wiring harness for damage
- Check voltage on control circuit
- Test the operation of the cooling pump
- If necessary, replace the pump or its components
Related codes
Error P0E1B by Vehicle Brand
FAQ
What does the P0E1B code mean?
P0E1B is an OBD-II diagnostic trouble code that indicates: Hybrid/EV Battery Pack Coolant Pump B Control Circuit Low
What causes a P0E1B error code?
The most common causes of P0E1B include: Open or short circuit in the pump control circuit; Pump solenoid valve malfunction; Problems with the wiring harness or connectors; Control unit malfunction.
How do I fix a P0E1B diagnostic trouble code?
To fix P0E1B: Check the integrity of the pump control circuit. Inspect connectors and wiring harness for damage. Check voltage on control circuit. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0E1B?
Limited driving only, diagnose soon
How much does it cost to fix P0E1B?
The estimated repair cost for P0E1B is $56–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat