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P0C5E OBD2: Drive Motor "A" Position Sensor Circuit "B" Intermittent/Erratic

P0C5E OBD2: Drive Motor “A” Position Sensor Circuit “B” Intermittent/Erratic

The P0C5E OBD-II trouble code indicates an issue with the Drive Motor “A” Position Sensor Circuit “B”. This code is categorized as an urgent fault, requiring immediate attention to avoid potential severe damage to your vehicle.

What Does the P0C5E Code Mean?

The P0C5E code is triggered when the Motor Control Module (MCM) detects an intermittent or erratic signal from the Drive Motor Position Sensor. This sensor provides critical information regarding the position of the Drive Motor Output Shaft, essential for the proper functioning of the vehicle’s electric drive system.

What Causes the P0C5E Code?

The primary cause of the P0C5E code is a malfunction in the Drive Motor Position Sensor, which is integrated within the Drive Motor Generator and is not serviceable separately. Other potential causes may include wiring issues, connector problems, or a faulty Motor Control Module.

What Are the Symptoms of the P0C5E Code?

  • Warning light illuminated on the dashboard
  • Reduced power or acceleration
  • Erratic vehicle behavior
  • Difficulty in starting the vehicle

How Serious Is the P0C5E Code?

The P0C5E code is classified as urgent and should not be ignored. Continuing to drive with this code may lead to further damage to the electric drive system, potentially resulting in costly repairs and safety hazards for the driver and passengers.

How to Diagnose the P0C5E Code

Diagnosing the P0C5E code involves several steps:

  1. Use an OBD-II scanner to confirm the presence of the P0C5E code and check for any additional codes.
  2. Inspect the wiring and connectors related to the Drive Motor Position Sensor for damage or corrosion.
  3. Test the functionality of the Drive Motor Position Sensor using a multimeter.
  4. Examine the Motor Control Module for faults.

Common Repairs for the P0C5E Code

Repairs for the P0C5E code may include:

  • Replacing the Drive Motor Generator assembly, as the sensor is not serviceable separately.
  • Repairing or replacing damaged wiring and connectors.
  • Reprogramming or replacing the Motor Control Module if necessary.

How Much Does It Cost to Fix the P0C5E Code?

The cost of fixing the P0C5E code can vary widely based on the vehicle make and model, as well as the specific repairs needed. Generally, replacing the Drive Motor Generator assembly can range from $1,500 to $3,000, including parts and labor. Additionally, any wiring or connector repairs may add to the total cost.

Can I Fix the P0C5E Code Myself?

While some aspects of diagnosing the P0C5E code, such as checking for fault codes and inspecting wiring, can be performed by a knowledgeable DIYer, the complexity of the repairs often requires professional expertise. Given the potential for further damage and safety concerns, it is recommended to consult with a qualified mechanic for a thorough diagnosis and repair.

About JC Landry

JC is the Senior Editor at eManualOnline.com, GarageSpot.com, and Drive-My.com, as well as the Webmaster of TheMechanicDoctor.com, only to name a few. He's been a certified Master Mechanic for 15 years, working for various car dealers and specialized repair shops before turning towards blogging about cars and EVs in the hope of helping the next generation of automotive technicians. He also loves cats, Johnny Cash and Subarus.

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