AutoCodes – Buick – C1768 Buick

C1768 Buick Code - Position Sensor Supply Fault

Quick Answer

The Suspension Control Module monitors the Position Sensor. Common causes include Faulty Position Sensor, Position Sensor harness is open or shorted, Position Sensor 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: C1768 Buick indicates Position Sensor Supply Fault.
Common causes: Common causes include Faulty Position Sensor, Position Sensor harness is open or shorted, Position Sensor 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 650

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 Nov 22, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C1768 Buick Description

The Suspension Control Module monitors the Position Sensor. The Suspension Control Module sets the OBDII code when the Position Sensor is not to factory specifications.

OBDII Code C1768 Buick - Position Sensor Supply Fault - AutoCodes.com — C1768 Buick Code - Position Sensor Supply Fault

What does this mean?

What are the Possible Causes of the DTC C1768 Buick?

Faulty Position Sensor
Position Sensor harness is open or shorted
Position Sensor circuit poor electrical connection

How to Fix the DTC C1768 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 C1768 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 C1768 Buick Code

1. What are the common symptoms of OBDII code C1768 in a Buick related to the Position Sensor Supply Fault?

- Common symptoms include issues with the vehicle's stability control system, traction control system, and possible warning lights on the dashboard.

2. What could be the possible causes of the C1768 Buick trouble code indicating a Position Sensor Supply Fault?

- The code C1768 may be triggered by a faulty position sensor, damaged wiring, a defective control module, or low voltage supply to the sensor.

3. How can I diagnose the C1768 code in my Buick related to the Position Sensor Supply Fault?

- To diagnose the issue, you may need to perform a thorough inspection of the sensor and its wiring, test the voltage supply, and scan for other related trouble codes.

4. Is it safe to drive my Buick with the C1768 trouble code indicating a Position Sensor Supply Fault?

- It is not recommended to drive the vehicle with the C1768 code present, as it can affect the stability and traction control systems, compromising the vehicle's safety.

5. What are some repair tips for addressing the C1768 Buick code related to the Position Sensor Supply Fault?

- Repairing the C1768 code may involve replacing the faulty sensor, repairing damaged wiring, checking and correcting voltage supply issues, or reprogramming the control module.

6. Can I reset the C1768 trouble code in my Buick related to the Position Sensor Supply Fault on my own?

- You can attempt to clear the trouble code using an OBDII scanner, but it is important to diagnose and address the underlying issue causing the code to prevent it from reoccurring.

7. Will the C1768 Buick trouble code indicating a Position Sensor Supply Fault cause any long-term damage if left unrepaired?

- Ignoring the C1768 code can lead to potential safety hazards, compromised stability control, traction control, and other related systems, which may result in further damage if not addressed promptly.

8. How much can I expect to pay to repair the C1768 code related to the Position Sensor Supply Fault in my Buick?

- The cost of repairs for the C1768 code can vary depending on the exact cause of the issue, but it may involve sensor replacement, wiring repairs, or control module reprogramming, potentially ranging from a hundred to a few hundred dollars.

9. Are there any recalls or service bulletins related to the C1768 trouble code in Buick vehicles?

- It is recommended to check with Buick dealership or refer to official sources like NHTSA for any related recalls or service bulletins addressing the C1768 code and its associated Position Sensor Supply Fault.

10. How can I prevent the C1768 Buick trouble code related to the Position Sensor Supply Fault from occurring in the future?

- Regular maintenance checks, prompt addressing of any warning lights or issues related to stability and traction control systems, and ensuring proper voltage supply to sensors can help prevent the recurrence of the C1768 trouble code.