Engine-CodesGeneric – P0C29

P0C29 Code - Electric Transmission Fluid Pump Motor Current High

Quick Answer

The P0C29 diagnostic trouble code indicates that the electric transmission fluid pump motor current is higher than the specified limit. Common causes include Faulty electric transmission fluid pump motor, Wiring or connection issues, Low transmission fluid levels. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P0C29 indicates Electric Transmission Fluid Pump Motor Current High.
Common causes
Common causes include Faulty electric transmission fluid pump motor, Wiring or connection issues, Low transmission fluid levels.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Table of contents Created and updated by William Orellana on Sep 17, 2024
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Code P0C29 Description

The P0C29 diagnostic trouble code indicates that the electric transmission fluid pump motor current is higher than the specified limit. This code is typically found in vehicles with hybrid or electric powertrains that use an electric transmission fluid pump to circulate transmission fluid. The transmission fluid pump motor is responsible for maintaining proper fluid pressure and ensuring smooth operation of the transmission system.

OBDII Code P0C29 - Electric Transmission Fluid Pump Motor Current High
P0C29 Code - Electric Transmission Fluid Pump Motor Current High

Common Causes of P0C29

  1. Faulty electric transmission fluid pump motor
  2. Wiring or connection issues
  3. Low transmission fluid levels
  4. Clogged transmission fluid filter
  5. Internal transmission problems

Symptoms of P0C29

  1. Erratic shifting or hesitation when changing gears
  2. Transmission slipping or jerking
  3. Transmission overheating
  4. Illumination of the Check Engine Light
  5. Reduced fuel efficiency

How to Fix P0C29

  1. Diagnose the root cause of the high current in the electric transmission fluid pump motor using a diagnostic scanner.
  2. Inspect the wiring and connections to the motor for any damage or corrosion.
  3. Check the transmission fluid level and condition, and replace if necessary.
  4. Test the transmission fluid pump motor for proper operation and replace if it is found to be faulty.
  5. Clear the trouble code from the vehicle's computer and test drive to ensure the issue has been resolved.

Cost to Fix P0C29

The cost of repairing a P0C29 code can vary depending on the specific cause of the issue. In general, replacing a faulty electric transmission fluid pump motor can cost anywhere from $300 to $800, including parts and labor. Additional costs may apply if there are wiring or connection issues that need to be addressed. It's important to note that labor rates at auto repair shops can vary, so it's advisable to check with local shops for a more accurate estimate.

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Code P0C29 Information for Specific Makes

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

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