AutoCodes – Generic – C2768

C2768 Code - Sensor Self Test Signal Faulted

Quick Answer

The Anti-Lock Brake System (ABS) Module monitors the Sensor Self Test Signal. Common causes include Faulty Sensor Self Test Signal, Sensor Self Test Signal harness is open or shorted, Sensor Self Test Signal 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: C2768 indicates Sensor Self Test Signal Faulted.
Common causes: Common causes include Faulty Sensor Self Test Signal, Sensor Self Test Signal harness is open or shorted, Sensor Self Test Signal 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 2,553

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 14, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C2768 Description

The Anti-Lock Brake System (ABS) Module monitors the Sensor Self Test Signal. The ABS Module sets the OBDII code when the Sensor Self Test Signal is not to factory specifications.

OBDII Code C2768 - Sensor Self Test Signal Faulted - AutoCodes.com — C2768 Code - Sensor Self Test Signal Faulted

What does this mean?

What are the Possible Causes of the DTC C2768?

Faulty Sensor Self Test Signal
Sensor Self Test Signal harness is open or shorted
Sensor Self Test Signal circuit poor electrical connection

How to Fix the DTC C2768?

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 C2768 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 C2768 code?

Need more information on how to fix the C2768 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C2768 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

C2768 Ford — Sensor Self Test Signal Faulted
C2768 Lincoln — Sensor Self Test Signal Faulted
C2768 Mercury — Sensor Self Test Signal Faulted

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 C2768 Code

1. What are the common symptoms of OBDII code C2768 (Sensor Self Test Signal Faulted)?

- Common symptoms include poor engine performance, rough idling, stalling, and illuminated check engine light.

2. What can cause the OBDII code C2768 to trigger?

- The code can be triggered by a faulty sensor, wiring issues, or a malfunction in the sensor self-test system.

3. How can I diagnose the cause of OBDII code C2768?

- To diagnose the issue, you can use an OBDII scanner to retrieve the code and then inspect the sensor, wiring, and connectors for any visible damage.

4. What should I do if I encounter code C2768?

- If you encounter code C2768, it is recommended to address the issue promptly to prevent further damage to the vehicle's engine and emissions system.

5. Can I drive my vehicle with OBDII code C2768?

- It is not recommended to drive your vehicle with OBDII code C2768 as it can lead to poor engine performance and potential further damage.

6. How can I repair OBDII code C2768?

- Repairing code C2768 may involve replacing the faulty sensor, repairing damaged wiring, or addressing any issues with the sensor self-test system.

7. Are there any DIY tips for fixing OBDII code C2768?

- DIY tips may include checking and cleaning sensor connectors, inspecting wiring for breaks or corrosion, and ensuring all connections are secure.

8. Is it necessary to reset the OBDII system after fixing code C2768?

- Yes, it is recommended to reset the OBDII system after fixing code C2768 to clear the error code and ensure proper functioning of the vehicle.

9. Can a mechanic help me with OBDII code C2768?

- Yes, a qualified mechanic can help diagnose and repair OBDII code C2768 to ensure your vehicle's optimal performance and emissions compliance.

10. How can I prevent OBDII code C2768 from occurring again?

- You can prevent OBDII code C2768 from occurring again by performing regular maintenance checks, addressing any sensor issues promptly, and ensuring proper care of your vehicle's electrical system.