AutoCodes – Chevrolet – P151D Chevrolet

P151D Chevrolet Code - Transmission Control Module Engine Shutdown Request Signal Message Counter Incorrect

Quick Answer

Control modules connected to the serial data circuits monitor the communication during normal vehicle operation. Common causes include Faulty Transmission Control Module, Transmission Control Module harness is open or shorted, Transmission Control Module circuit poor electrical connection. 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
P151D Chevrolet indicates Transmission Control Module Engine Shutdown Request Signal Message Counter Incorrect.
Common causes
Common causes include Faulty Transmission Control Module, Transmission Control Module harness is open or shorted, Transmission Control Module circuit poor electrical connection.
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.
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Code Popularity 557
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Sep 28, 2022
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Code P151D Chevrolet Description

Control modules connected to the serial data circuits monitor the communication during normal vehicle operation. Operating information and commands are exchanged among the control modules. Each module on the serial data circuit maintains a transmit error counter and a receive error counter. The counter values increase with detected errors and decrease with error-free messages. The Diagnostic Trouble Code (DTC) will be set when the Transmission Control Module Engine Shutdown Request Signal Message Counter is Incorrect.
OBDII Code P151D Chevrolet - Transmission Control Module Engine Shutdown Request Signal Message Counter Incorrect - AutoCodes.com
P151D Chevrolet Code - Transmission Control Module Engine Shutdown Request Signal Message Counter Incorrect

What are the Possible Causes of the DTC P151D Chevrolet?

  • Faulty Transmission Control Module
  • Transmission Control Module harness is open or shorted
  • Transmission Control Module circuit poor electrical connection

How to Fix the DTC P151D Chevrolet?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P151D Chevrolet code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P151D Chevrolet code?

Need more information on how to fix the P151D Chevrolet code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P151D Chevrolet code diagnosed by a professional: Find a repair shop in your area

Information for Specific Chevrolet Models

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.

Frequently Asked Questions about P151D Chevrolet Code

1. What are the common symptoms of OBDII code P151D in a Chevrolet related to the Transmission Control Module Engine Shutdown Request Signal Message Counter Incorrect?

- Common symptoms may include the vehicle stalling unexpectedly, hesitation during acceleration, and the engine shutting down while driving.

2. What could cause the OBDII code P151D to trigger in a Chevrolet?

- The code P151D is typically triggered by a malfunction in the communication between the Transmission Control Module and the engine control unit, resulting in an incorrect signal message counter.

3. How serious is the OBDII code P151D in a Chevrolet?

- The code P151D can be a serious issue as it can lead to unpredictable behavior of the transmission and engine, potentially compromising the safety and drivability of the vehicle.

4. Are there any DIY repair tips for OBDII code P151D in a Chevrolet?

- DIY repair is not recommended for this code as it involves complex electronic systems. It is best to have a qualified technician diagnose and repair the issue.

5. How is the OBDII code P151D diagnosed in a Chevrolet?

- Diagnosis of code P151D typically involves using an OBDII scanner to read the fault codes, followed by a thorough inspection of the transmission control module and related wiring for any faults.

6. Can driving with the OBDII code P151D in a Chevrolet cause further damage?

- Continuing to drive with the code P151D present can potentially cause further damage to the transmission and engine components due to the incorrect communication between modules.

7. What is the typical cost to repair OBDII code P151D in a Chevrolet?

- The cost of repairing code P151D can vary depending on the exact cause of the issue, but it may involve replacing faulty modules or repairing wiring, leading to a potentially expensive repair.

8. How can I prevent OBDII code P151D from occurring in my Chevrolet?

- Regular maintenance and inspections of the transmission control module, engine control unit, and related wiring can help prevent issues that may trigger the code P151D.

9. Is it safe to continue driving my Chevrolet with the OBDII code P151D pending?

- It is not recommended to continue driving with the code P151D pending as it can lead to unexpected engine shutdowns and transmission issues, posing a safety risk.

10. Can resetting the OBDII system clear the code P151D in a Chevrolet?

- Resetting the OBDII system may temporarily clear the code P151D, but it is important to have the underlying issue diagnosed and repaired to prevent the code from reoccurring.

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