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Engine-Codes – Generic – P06E4

P06E4 Code - Control Module Wake-Up Circuit Performance

Quick Answer

The P06E4 diagnostic trouble code (DTC) refers to the Control Module Wake-Up Circuit Performance. Common causes include Faulty wiring or connectors in the wake-up circuit, Malfunctioning control module, Weak battery or charging system. 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
P06E4 indicates Control Module Wake-Up Circuit Performance.
Common causes
Common causes include Faulty wiring or connectors in the wake-up circuit, Malfunctioning control module, Weak battery or charging system.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 28, 2024
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Code P06E4 Description

The P06E4 diagnostic trouble code (DTC) refers to the Control Module Wake-Up Circuit Performance. This code indicates that the control module responsible for waking up the vehicle's systems is not performing as expected. In modern vehicles, various control modules communicate with each other to ensure proper operation of different systems such as engine management, transmission, ABS, airbags, and more. The wake-up circuit is crucial as it allows these modules to power up and communicate effectively.

OBDII Code P06E4 - Control Module Wake-Up Circuit Performance
P06E4 Code - Control Module Wake-Up Circuit Performance

Common Causes of P06E4

  1. Faulty wiring or connectors in the wake-up circuit
  2. Malfunctioning control module
  3. Weak battery or charging system
  4. Software issues within the control module
  5. Corrosion or water damage in the control module

Symptoms of P06E4

  1. Engine misfires or rough idling
  2. Transmission shifting issues
  3. Dashboard warning lights illuminated
  4. Vehicle stalling or difficulty starting
  5. Loss of communication with other control modules

How to Fix P06E4

  1. Perform a thorough inspection of the wiring and connectors in the wake-up circuit.
  2. Test the control module for proper functionality and communication with other modules.
  3. Check the battery and charging system for any issues and ensure they are operating within specifications.
  4. Update the software in the control module if necessary.
  5. Clear the DTC and perform a test drive to verify that the issue has been resolved.

Cost to Fix P06E4

The typical repair costs for addressing the P06E4 code can vary depending on the specific cause of the issue. In general, the cost of parts and labor for this repair can range from $200 to $500. However, it's important to note that the actual cost may be higher or lower based on factors such as the location of the repair shop, the make and model of the vehicle, and the extent of the repairs needed. Additionally, diagnostic time and labor rates at auto repair shops can vary, with hourly rates typically ranging from $80 to $150. It's recommended to obtain quotes from local repair shops for a more accurate estimate.

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Code P06E4 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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