P25EF
Vacuum Pump Control Circuit B Range/Performance
P25EF is an OBD-II diagnostic trouble code meaning: Vacuum Pump Control Circuit B Range/Performance. Common causes: vacuum pump malfunction, problems with wiring or connectors. Estimated repair cost: $33–167.
Symptoms
- Check Engine Light Is On
- Deterioration in braking performance
- Unstable engine operation at idle
- Increased fuel consumption
- The car goes into emergency mode
Causes
- Vacuum pump malfunction
- Problems with wiring or connectors
- Faulty relay or fuse
- Problems with the engine control unit
- Mechanical damage to vacuum hoses
How to Fix
- Check the condition of the vacuum pump
- Diagnose the pump control circuit
- Check relays and fuses
- Inspect the wiring harness and connectors
- If necessary, replace the vacuum pump
Related codes
Error P25EF by Vehicle Brand
FAQ
What does the P25EF code mean?
P25EF is an OBD-II diagnostic trouble code that indicates: Vacuum Pump Control Circuit B Range/Performance
What causes a P25EF error code?
The most common causes of P25EF include: Vacuum pump malfunction; Problems with wiring or connectors; Faulty relay or fuse; Problems with the engine control unit.
How do I fix a P25EF diagnostic trouble code?
To fix P25EF: Check the condition of the vacuum pump. Diagnose the pump control circuit. Check relays and fuses. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P25EF?
Limited driving only, diagnose soon
How much does it cost to fix P25EF?
The estimated repair cost for P25EF is $33–167. Actual cost depends on your vehicle, location, and labor rates.
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