P25A4
Fuel Mode Select Switch Circuit
P25A4 is an OBD-II diagnostic trouble code meaning: Fuel Mode Select Switch Circuit. Common causes: open or short circuit in switch circuit, fuel mode switch malfunction. Estimated repair cost: ~$55589.
Symptoms
- Switching between fuel types does not work
- The engine is running in emergency mode
- Increased fuel consumption
- Loss of engine power
- Check Engine light comes on
Causes
- Open or short circuit in switch circuit
- Fuel mode switch malfunction
- Poor contact in connectors
- Faulty relay or fuse
- Wiring problems
How to Fix
- Check system fuses and relays
- Inspect connectors and wires for damage
- Check the operation of the fuel mode switch
- Check continuity with a multimeter
- Replace switch if necessary
Related codes
Error P25A4 by Vehicle Brand
FAQ
What does the P25A4 code mean?
P25A4 is an OBD-II diagnostic trouble code that indicates: Fuel Mode Select Switch Circuit
What causes a P25A4 error code?
The most common causes of P25A4 include: Open or short circuit in switch circuit; Fuel mode switch malfunction; Poor contact in connectors; Faulty relay or fuse.
How do I fix a P25A4 diagnostic trouble code?
To fix P25A4: Check system fuses and relays. Inspect connectors and wires for damage. Check the operation of the fuel mode switch. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P25A4?
Limited driving only, diagnose soon
How much does it cost to fix P25A4?
The estimated repair cost for P25A4 is ~$55589. Actual cost depends on your vehicle, location, and labor rates.
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