AutoCodes – Buick – P135D Buick

P135D Buick Code - Cooling Fan 2 Status Signals Message Counter Incorrect

Quick Answer

Control modules connected to the serial data circuits monitor the communication during normal vehicle operation. Common causes include Faulty Cooling Fan 2, Cooling Fan 2 harness is open or shorted, Cooling Fan 2 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
P135D Buick indicates Cooling Fan 2 Status Signals Message Counter Incorrect.
Common causes
Common causes include Faulty Cooling Fan 2, Cooling Fan 2 harness is open or shorted, Cooling Fan 2 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 320
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Sep 27, 2022
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Code P135D Buick 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 Cooling Fan 2 Status Signals Message Counter is Incorrect.
OBDII Code P135D Buick - Cooling Fan 2 Status Signals Message Counter Incorrect - AutoCodes.com
P135D Buick Code - Cooling Fan 2 Status Signals Message Counter Incorrect

What are the Possible Causes of the DTC P135D Buick?

  • Faulty Cooling Fan 2
  • Cooling Fan 2 harness is open or shorted
  • Cooling Fan 2 circuit poor electrical connection

How to Fix the DTC P135D Buick?

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 P135D Buick 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.

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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 P135D Buick Code

1. What are the common symptoms of OBDII code P135D in a Buick related to Cooling Fan 2 Status Signals Message Counter Incorrect?

- Common symptoms include the cooling fan not operating correctly, overheating of the engine, and potential issues with the vehicle's temperature gauge.

2. What are the possible causes of OBDII code P135D in a Buick indicating Cooling Fan 2 Status Signals Message Counter Incorrect?

- Possible causes may include a faulty cooling fan, a malfunctioning fan relay, wiring issues, or a problem with the engine control module (ECM).

3. How can I diagnose the OBDII code P135D in a Buick for Cooling Fan 2 Status Signals Message Counter Incorrect?

- Diagnosis typically involves checking the cooling fan operation, inspecting the fan relay, testing the wiring for continuity, and scanning the ECM for any related error codes.

4. Are there any simple repair tips for addressing OBDII code P135D in a Buick linked to Cooling Fan 2 Status Signals Message Counter Incorrect?

- Basic repair tips may include checking and replacing a faulty cooling fan, testing and replacing a defective relay, ensuring proper wiring connections, and resetting the ECM.

5. Can driving with OBDII code P135D in a Buick indicating Cooling Fan 2 Status Signals Message Counter Incorrect cause further damage to the vehicle?

- Continuing to drive with this code may lead to engine overheating, potential damage to engine components, and decreased overall vehicle performance.

6. How crucial is it to address OBDII code P135D in a Buick related to Cooling Fan 2 Status Signals Message Counter Incorrect promptly?

- It is important to address this code promptly to avoid engine overheating, prevent potential engine damage, and maintain the vehicle's overall performance and reliability.

7. Is it possible to reset OBDII code P135D in a Buick for Cooling Fan 2 Status Signals Message Counter Incorrect without conducting any repairs?

- While clearing the code may temporarily eliminate the warning light, it is essential to diagnose and address the underlying issue to prevent further problems.

8. Are there any preventive measures to avoid encountering OBDII code P135D in a Buick associated with Cooling Fan 2 Status Signals Message Counter Incorrect?

- Regularly inspecting the cooling system, performing routine maintenance checks, and addressing any cooling system issues promptly can help prevent this code from appearing.

9. Can a DIY enthusiast with basic automotive knowledge repair OBDII code P135D in a Buick related to Cooling Fan 2 Status Signals Message Counter Incorrect?

- Depending on the specific cause, some DIY enthusiasts may be able to address this code with basic tools and knowledge, but more complex issues may require professional assistance.

10. How much can I expect to pay for repairs related to OBDII code P135D in a Buick indicating Cooling Fan 2 Status Signals Message Counter Incorrect?

- Repair costs can vary based on the underlying issue, parts needed, and labor rates, but addressing this code promptly may help prevent more costly repairs down the line.

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