OBD Guide

P25A5

Fuel Mode Select Switch Performance

P25A5 is an OBD-II diagnostic trouble code meaning: Fuel Mode Select Switch Performance. Common causes: fuel mode switch malfunction, open or short circuit in the electrical circuit. Estimated repair cost: $17–56.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Incorrect engine operation when switching modes
  • Check Engine Light Illuminates
  • Reduced engine power
  • Increased fuel consumption

Causes

  • Fuel mode switch malfunction
  • Open or short circuit in the electrical circuit
  • Poor contact in connectors
  • Software error in the engine control unit

How to Fix

  1. Check the condition of the fuel mode switch
  2. Check the integrity of the electrical circuit and connectors
  3. Scan the engine control unit for errors
  4. Replace the fuel mode switch if necessary

Related codes

Error P25A5 by Vehicle Brand

FAQ

What does the P25A5 code mean?

P25A5 is an OBD-II diagnostic trouble code that indicates: Fuel Mode Select Switch Performance

What causes a P25A5 error code?

The most common causes of P25A5 include: Fuel mode switch malfunction; Open or short circuit in the electrical circuit; Poor contact in connectors; Software error in the engine control unit.

How do I fix a P25A5 diagnostic trouble code?

To fix P25A5: Check the condition of the fuel mode switch. Check the integrity of the electrical circuit and connectors. Scan the engine control unit for errors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P25A5?

Yes, but get it checked soon

How much does it cost to fix P25A5?

The estimated repair cost for P25A5 is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat