AutoCodes – Generic – C1447

C1447 Code - Traction Control Module Request Circuit Failure

Quick Answer

The Engine Control Module (ECM) monitors the Traction Control Module. Common causes include Faulty Traction Control Module, Traction Control Module harness is open or shorted, Traction 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
C1447 indicates Traction Control Module Request Circuit Failure.
Common causes
Common causes include Faulty Traction Control Module, Traction Control Module harness is open or shorted, Traction 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 4,541
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Oct 04, 2020
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Code C1447 Description

The Engine Control Module (ECM) monitors the Traction Control Module. The ECM sets the OBDII code when the Traction Control Module is not to factory specifications.
OBDII Code C1447 - Traction Control Module Request Circuit Failure - AutoCodes.com
C1447 Code - Traction Control Module Request Circuit Failure

What are the Possible Causes of the DTC C1447?

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

How to Fix the DTC C1447?

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 C1447 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 C1447 code?

Need more information on how to fix the C1447 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1447 code diagnosed by a professional: Find a repair shop in your area

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 C1447 Code

1. What are the common symptoms of OBDII code C1447 (Traction Control Module Request Circuit Failure)?

- Common symptoms include the traction control light or ABS light illuminating on the dashboard, loss of traction control functionality, and potential issues with the vehicle's stability control system.

2. What can cause the OBDII code C1447 to trigger?

- The code C1447 can be triggered by a fault in the wiring or connectors related to the traction control module, a malfunction in the traction control module itself, or issues with the vehicle's power supply to the module.

3. How serious is the Traction Control Module Request Circuit Failure OBDII code?

- While the vehicle may still be operable with this code present, it is important to address the issue promptly as it can affect the vehicle's traction control system, stability, and overall safety.

4. Can I continue driving my vehicle with the C1447 code present?

- It is generally not recommended to continue driving with the C1447 code present, as it can impact the vehicle's traction control system and compromise safety. It is advisable to have the issue diagnosed and repaired as soon as possible.

5. How can I diagnose and repair the Traction Control Module Request Circuit Failure OBDII code?

- Diagnosis typically involves inspecting the wiring, connectors, and the traction control module itself for any visible damage or faults. Repair may involve repairing or replacing damaged wiring, connectors, or the traction control module as needed.

6. Will resetting the OBDII code C1447 make it go away permanently?

- Simply resetting the code without addressing the underlying issue will not make it go away permanently. It is important to diagnose the root cause of the code and perform the necessary repairs to prevent it from recurring.

7. Can a DIY enthusiast fix the Traction Control Module Request Circuit Failure issue?

- While some simple checks like inspecting wiring and connectors can be done by DIY enthusiasts, diagnosing and repairing the specific cause of the C1447 code may require specialized tools and expertise, so it is recommended to consult a professional mechanic.

8. Is the Traction Control Module Request Circuit Failure OBDII code specific to a certain vehicle make or model?

- The C1447 code can appear in various vehicle makes and models, particularly those equipped with traction control systems. It is important to refer to the specific vehicle's service manual for accurate diagnostic and repair information.

9. How much does it typically cost to repair the Traction Control Module Request Circuit Failure issue?

- The cost of repairing the Traction Control Module Request Circuit Failure can vary depending on the underlying cause, parts needed for repair, and labor costs. It is advisable to obtain estimates from different mechanics or repair shops.

10. Can the Traction Control Module Request Circuit Failure code be intermittent?

- Yes, the C1447 code can sometimes be intermittent, which means it may come and go. However, it is still important to address the issue even if the code clears itself, as it indicates an underlying problem that needs attention.

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