P0E80
Coolant Bypass Valve B Control Stuck Closed
P0E80 is an OBD-II diagnostic trouble code meaning: Coolant Bypass Valve B Control Stuck Closed. Common causes: valve mechanism jammed, valve actuator malfunction. Estimated repair cost: $28–89.
Symptoms
- Engine overheating
- Unstable engine temperature
- Extended warm-up time
- Check Engine light comes on
- Reduced interior heating efficiency
Causes
- Valve mechanism jammed
- Valve actuator malfunction
- Problems with wiring to the valve
- Cooling system contamination
- Engine control unit malfunction
How to Fix
- Check the condition of the coolant valve
- Clean or replace a stuck valve
- Check electrical wiring and connectors
- Check the operation of the electric valve actuator
- If necessary, replace the coolant valve
Related codes
Error P0E80 by Vehicle Brand
FAQ
What does the P0E80 code mean?
P0E80 is an OBD-II diagnostic trouble code that indicates: Coolant Bypass Valve B Control Stuck Closed
What causes a P0E80 error code?
The most common causes of P0E80 include: Valve mechanism jammed; Valve actuator malfunction; Problems with wiring to the valve; Cooling system contamination.
How do I fix a P0E80 diagnostic trouble code?
To fix P0E80: Check the condition of the coolant valve. Clean or replace a stuck valve. Check electrical wiring and connectors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0E80?
Limited driving only, diagnose soon
How much does it cost to fix P0E80?
The estimated repair cost for P0E80 is $28–89. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat