AutoCodes – Chevrolet – C0631 Chevrolet

C0631 Chevrolet Code - Right Rear Height Air Suspension Sensor Voltage

Quick Answer

The Air Suspension Sensor provides a signal voltage between 0.3 and 4.7 volts to the Air Suspension Module. Common causes include Faulty Right Rear Height Air Suspension Sensor, Right Rear Air Suspension Sensor harness is open or shorted, Right Rear Air Suspension 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
C0631 Chevrolet indicates Right Rear Height Air Suspension Sensor Voltage.
Common causes
Common causes include Faulty Right Rear Height Air Suspension Sensor, Right Rear Air Suspension Sensor harness is open or shorted, Right Rear Air Suspension 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 1,564
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 30, 2020
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Code C0631 Chevrolet Description

The Air Suspension Sensor provides a signal voltage between 0.3 and 4.7 volts to the Air Suspension Module. This signal voltage represents the wheel's position relative to the body. The Air Suspension Module provides a 5 volt reference and a low reference to the sensor.
OBDII Code C0631 Chevrolet - Right Rear Height Air Suspension Sensor Voltage - AutoCodes.com
C0631 Chevrolet Code - Right Rear Height Air Suspension Sensor Voltage

What are the Possible Causes of the DTC C0631 Chevrolet?

  • Faulty Right Rear Height Air Suspension Sensor
  • Right Rear Air Suspension Sensor harness is open or shorted
  • Right Rear Air Suspension Sensor circuit poor electrical connection

How to Fix the DTC C0631 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 C0631 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 C0631 Chevrolet code?

Need more information on how to fix the C0631 Chevrolet code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C0631 Chevrolet 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 C0631 Chevrolet Code

1. What are common symptoms of OBDII code C0631 in a Chevrolet related to the right rear height air suspension sensor voltage?

The common symptoms include uneven ride height in the vehicle, particularly on the right rear side, and possible issues with the air suspension system.

2. What could cause the OBDII code C0631 in a Chevrolet related to the right rear height air suspension sensor voltage?

This code is typically triggered by a fault in the right rear height air suspension sensor, which may be due to sensor failure, wiring issues, or problems with the suspension system.

3. How can I diagnose the OBDII code C0631 in a Chevrolet related to the right rear height air suspension sensor voltage?

Diagnosis involves checking the right rear height air suspension sensor for proper operation, inspecting the wiring for any damage or corrosion, and ensuring the suspension system is functioning correctly.

4. Can I continue driving my Chevrolet with the OBDII code C0631 related to the right rear height air suspension sensor voltage?

It is not recommended to drive the vehicle with this code active, as it can lead to further issues with the suspension system and affect the overall ride quality and safety of the vehicle.

5. What are some repair tips for fixing OBDII code C0631 in a Chevrolet related to the right rear height air suspension sensor voltage?

Repair tips include checking and replacing the right rear height air suspension sensor if necessary, repairing any damaged wiring, and resetting the code after addressing the underlying issue.

6. How much does it typically cost to repair OBDII code C0631 in a Chevrolet related to the right rear height air suspension sensor voltage?

The cost of repair can vary depending on the specific issue causing the code, but it may involve sensor replacement, wiring repairs, and labor costs, which could range from a few hundred to over a thousand dollars.

7. Can a DIY enthusiast fix OBDII code C0631 in a Chevrolet related to the right rear height air suspension sensor voltage?

While some DIY enthusiasts may be able to diagnose and repair simple issues related to this code, it is recommended to consult a professional mechanic or dealership for proper diagnosis and repair to ensure the problem is resolved correctly.

8. How long does it typically take to repair OBDII code C0631 in a Chevrolet related to the right rear height air suspension sensor voltage?

The repair time can vary depending on the specific issue and the expertise of the technician, but it may take anywhere from a few hours to a full day to diagnose and fix the problem.

9. Are there any recalls or technical service bulletins related to OBDII code C0631 in a Chevrolet?

It is recommended to check with Chevrolet dealerships or online resources for any relevant recalls or technical service bulletins related to this specific OBDII code to see if there are known issues or solutions provided by the manufacturer.

10. What other codes or issues should I be aware of if I am experiencing OBDII code C0631 related to the right rear height air suspension sensor voltage in my Chevrolet?

Other related codes or issues may include errors in the air suspension system, height sensor faults in other locations, or general suspension system malfunctions that could affect the overall performance and safety of the vehicle.

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