AutoCodes – Cadillac – C0626 Cadillac

C0626 Cadillac Code - Air Suspension Sensor Voltage

Quick Answer

The air suspension sensor provides a signal voltage between 0.3-4.7 volts to the air suspension module. Common causes include Faulty Air Suspension Sensor, Air Suspension Sensor harness is open or shorted, 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: C0626 Cadillac indicates Air Suspension Sensor Voltage.
Common causes: Common causes include Faulty Air Suspension Sensor, Air Suspension Sensor harness is open or shorted, 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.

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Code Popularity 822

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 Jul 30, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C0626 Cadillac Description

The air suspension sensor provides a signal voltage between 0.3-4.7 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 C0626 Cadillac - Air Suspension Sensor Voltage - AutoCodes.com — C0626 Cadillac Code - Air Suspension Sensor Voltage

What does this mean?

What are the Possible Causes of the DTC C0626 Cadillac?

Faulty Air Suspension Sensor
Air Suspension Sensor harness is open or shorted
Air Suspension Sensor circuit poor electrical connection

How to Fix the DTC C0626 Cadillac?

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 C0626 Cadillac 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 C0626 Cadillac Code

1. What are the common symptoms of OBDII code C0626 in a Cadillac related to the air suspension sensor voltage?

- The common symptoms include a noticeable change in the vehicle's ride height or suspension performance, as well as dashboard warning lights related to the air suspension system.

2. What typically causes the OBDII code C0626 in a Cadillac related to the air suspension sensor voltage?

- The code C0626 is often caused by a fault in the air suspension sensor, wiring issues, or problems with the suspension control module.

3. How can I diagnose the OBDII code C0626 in a Cadillac related to the air suspension sensor voltage?

- Diagnosing the issue involves using an OBDII scanner to retrieve the specific code, checking the sensor and related wiring for damage, and testing the sensor's voltage output.

4. Can I continue driving my Cadillac with the OBDII code C0626 related to the air suspension sensor voltage?

- It is not recommended to continue driving the vehicle with this code present, as it can affect the overall performance and safety of the air suspension system.

5. What are some repair tips for fixing the OBDII code C0626 in a Cadillac related to the air suspension sensor voltage?

- Repair tips include checking and repairing any damaged wiring, replacing the faulty air suspension sensor, and resetting the system to clear the code.

6. Is it possible to reset the OBDII code C0626 in a Cadillac related to the air suspension sensor voltage without fixing the underlying issue?

- While it is possible to clear the code temporarily, the underlying issue causing the code will need to be addressed to prevent it from reoccurring.

7. How much does it typically cost to repair the OBDII code C0626 in a Cadillac related to the air suspension sensor voltage?

- The cost of repair can vary depending on the specific cause of the code, but it may involve replacing the sensor, repairing wiring, or reprogramming the suspension control module.

8. Can extreme weather conditions impact the occurrence of the OBDII code C0626 related to the air suspension sensor voltage in a Cadillac?

- Extreme weather conditions such as temperature fluctuations or moisture exposure can potentially affect the sensor's performance and lead to the occurrence of this code.

9. Are there any preventive maintenance steps I can take to avoid encountering the OBDII code C0626 related to the air suspension sensor voltage in my Cadillac?

- Regularly inspecting the air suspension system, checking for any signs of wear or damage, and addressing any issues promptly can help prevent the occurrence of this code.

10. How long does it typically take to repair the OBDII code C0626 in a Cadillac related to the air suspension sensor voltage?

- The repair time can vary based on the specific cause of the code and the complexity of the repair, but it may range from a few hours to a full day at a repair shop.