P2DF9
Coolant Pump E Stuck/Stalled
P2DF9 is an OBD-II diagnostic trouble code meaning: Coolant Pump E Stuck/Stalled. Common causes: pump motor jammed, problems with wiring or connectors. Estimated repair cost: $56–167.
Symptoms
- Engine overheating
- Enable high temperature warning
- Reduced engine power
- Unstable operation at idle
- Increased fuel consumption
Causes
- Pump motor jammed
- Problems with wiring or connectors
- Pump control unit malfunction
- Mechanical damage to the pump
- Low coolant level
How to Fix
- Check the level and condition of the coolant
- Diagnose the electrical circuit of the pump
- Check pump functionality
- Replace faulty coolant pump
- Reset error code after repair
Related codes
Error P2DF9 by Vehicle Brand
FAQ
What does the P2DF9 code mean?
P2DF9 is an OBD-II diagnostic trouble code that indicates: Coolant Pump E Stuck/Stalled
What causes a P2DF9 error code?
The most common causes of P2DF9 include: Pump motor jammed; Problems with wiring or connectors; Pump control unit malfunction; Mechanical damage to the pump.
How do I fix a P2DF9 diagnostic trouble code?
To fix P2DF9: Check the level and condition of the coolant. Diagnose the electrical circuit of the pump. Check pump functionality. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2DF9?
Do not drive — repair immediately
How much does it cost to fix P2DF9?
The estimated repair cost for P2DF9 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat