P26A3
Engine Coolant Bypass Valve A Range/Performance
P26A3 is an OBD-II diagnostic trouble code meaning: Engine Coolant Bypass Valve A Range/Performance. Common causes: coolant bypass valve malfunction, problems with wiring to the valve. Estimated repair cost: $17–89.
Symptoms
- Unstable engine temperature
- Increased fuel consumption
- Reduced engine power
- Check Engine Light Is On
- Engine overheating in some operating modes
Causes
- Coolant bypass valve malfunction
- Problems with wiring to the valve
- Valve dirty or stuck
- Valve position sensor malfunction
- Problems with the engine control unit
How to Fix
- Check the condition of the coolant bypass valve
- Check the integrity of wiring and connectors
- Clean or replace valve if necessary
- Check the operation of the valve position sensor
- If necessary, reflash or replace the engine control unit
Related codes
Error P26A3 by Vehicle Brand
FAQ
What does the P26A3 code mean?
P26A3 is an OBD-II diagnostic trouble code that indicates: Engine Coolant Bypass Valve A Range/Performance
What causes a P26A3 error code?
The most common causes of P26A3 include: Coolant bypass valve malfunction; Problems with wiring to the valve; Valve dirty or stuck; Valve position sensor malfunction.
How do I fix a P26A3 diagnostic trouble code?
To fix P26A3: Check the condition of the coolant bypass valve. Check the integrity of wiring and connectors. Clean or replace valve if necessary. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P26A3?
Limited driving only, diagnose soon
How much does it cost to fix P26A3?
The estimated repair cost for P26A3 is $17–89. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat