P1E23
Auxiliary Transmission Fluid Pump Control Module Random Access Memory
P1E23 is an OBD-II diagnostic trouble code meaning: Auxiliary Transmission Fluid Pump Control Module Random Access Memory. Common causes: auxiliary pump control module malfunction, problems with module power supply. Estimated repair cost: $56–167.
Symptoms
- Check Engine light comes on
- Possible problems with gear shifting
- Reduced transmission performance
- Transmission transition to emergency mode
- Unusual noises from the transmission area
Causes
- Auxiliary pump control module malfunction
- Problems with module power supply
- Short circuit in control circuit
- Wiring harness damage
- Software failure in the control module
How to Fix
- Check the condition of the wiring harness and connectors
- Check the module supply voltage
- Scan module memory for other errors
- If necessary, replace the control module
- Update module software (if available)
Related codes
FAQ
What does the P1E23 code mean?
P1E23 is an OBD-II diagnostic trouble code that indicates: Auxiliary Transmission Fluid Pump Control Module Random Access Memory
What causes a P1E23 error code?
The most common causes of P1E23 include: Auxiliary pump control module malfunction; Problems with module power supply; Short circuit in control circuit; Wiring harness damage.
How do I fix a P1E23 diagnostic trouble code?
To fix P1E23: Check the condition of the wiring harness and connectors. Check the module supply voltage. Scan module memory for other errors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1E23?
Limited driving only, diagnose soon
How much does it cost to fix P1E23?
The estimated repair cost for P1E23 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat