P26D8
Engine Coolant Pump Clutch Stuck On
P26D8 is an OBD-II diagnostic trouble code meaning: Engine Coolant Pump Clutch Stuck On. Common causes: mechanical jamming of the pump coupling, malfunction of the clutch control solenoid valve. Estimated repair cost: $33–89.
Symptoms
- Constant operation of the cooling fan
- Engine hypothermia
- Increased fuel consumption
- Unstable engine temperature
- Check Engine Light Illuminates
Causes
- Mechanical jamming of the pump coupling
- Malfunction of the clutch control solenoid valve
- Problems in the control circuit wiring harness
- Low or contaminated coolant level
- Engine control module malfunctions
How to Fix
- Check the level and condition of the coolant
- Diagnose the electrical clutch control circuit
- Check the operation of the solenoid valve
- Replace the coolant pump coupling if necessary
- Reset the error code and check the system operation
Related codes
Error P26D8 by Vehicle Brand
FAQ
What does the P26D8 code mean?
P26D8 is an OBD-II diagnostic trouble code that indicates: Engine Coolant Pump Clutch Stuck On
What causes a P26D8 error code?
The most common causes of P26D8 include: Mechanical jamming of the pump coupling; Malfunction of the clutch control solenoid valve; Problems in the control circuit wiring harness; Low or contaminated coolant level.
How do I fix a P26D8 diagnostic trouble code?
To fix P26D8: Check the level and condition of the coolant. Diagnose the electrical clutch control circuit. Check the operation of the solenoid valve. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P26D8?
Limited driving only, diagnose soon
How much does it cost to fix P26D8?
The estimated repair cost for P26D8 is $33–89. Actual cost depends on your vehicle, location, and labor rates.
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