P1E29
Auxiliary Transmission Fluid Pump Control Module Calculated Motor Position Performance
P1E29 is an OBD-II diagnostic trouble code meaning: Auxiliary Transmission Fluid Pump Control Module Calculated Motor Position Performance. Common causes: malfunction of the additional transmission fluid pump, problems with the pump control module. Estimated repair cost: $56–167.
Symptoms
- Loss of transmission fluid pressure
- Gear shifting problems
- Jerks when switching
- Check engine light comes on
- Transmission emergency mode
Causes
- Malfunction of the additional transmission fluid pump
- Problems with the pump control module
- Broken or damaged wiring harness
- Low or contaminated transmission fluid
- Mechanical damage to system components
How to Fix
- Check the level and condition of the transmission fluid
- Diagnose electrical wiring and connectors of the control module
- Check the functionality of the additional pump
- Test the pump control module
- If necessary, replace faulty components
Related codes
FAQ
What does the P1E29 code mean?
P1E29 is an OBD-II diagnostic trouble code that indicates: Auxiliary Transmission Fluid Pump Control Module Calculated Motor Position Performance
What causes a P1E29 error code?
The most common causes of P1E29 include: Malfunction of the additional transmission fluid pump; Problems with the pump control module; Broken or damaged wiring harness; Low or contaminated transmission fluid.
How do I fix a P1E29 diagnostic trouble code?
To fix P1E29: Check the level and condition of the transmission fluid. Diagnose electrical wiring and connectors of the control module. Check the functionality of the additional pump. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1E29?
Yes, but get it checked soon
How much does it cost to fix P1E29?
The estimated repair cost for P1E29 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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