OBD Guide
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P1E25

Auxiliary Transmission Fluid Pump Control Module Read Only Memory

P1E25 is an OBD-II diagnostic trouble code meaning: Auxiliary Transmission Fluid Pump Control Module Read Only Memory. Common causes: auxiliary pump control module malfunction, problems with module power supply. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Check Engine light comes on
  • Reduced transmission performance
  • Gear shifting problems
  • Noises from the transmission area
  • Transmission fluid overheating

Causes

  • Auxiliary pump control module malfunction
  • Problems with module power supply
  • Short circuit in control circuit
  • Wiring harness damage
  • Internal module software errors

How to Fix

  1. Check power supply and grounding of the module
  2. Inspect the wiring harness for damage
  3. Check transmission module error codes
  4. Replace auxiliary pump control module if necessary
  5. Flash or update module software

Related codes

P1E26P1E24P0A80

FAQ

What does the P1E25 code mean?

P1E25 is an OBD-II diagnostic trouble code that indicates: Auxiliary Transmission Fluid Pump Control Module Read Only Memory

What causes a P1E25 error code?

The most common causes of P1E25 include: Auxiliary pump control module malfunction; Problems with module power supply; Short circuit in control circuit; Wiring harness damage.

How do I fix a P1E25 diagnostic trouble code?

To fix P1E25: Check power supply and grounding of the module. Inspect the wiring harness for damage. Check transmission module error codes. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1E25?

Yes, but get it checked soon

How much does it cost to fix P1E25?

The estimated repair cost for P1E25 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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