AutoCodes – Generic – C1810

C1810 Code - Air Suspension Height Sensor Delta Out Of Range

Quick Answer

The 2 rear height sensors receive a 5-volt reference voltage from the Vehicle Dynamics Module (VDM), both sensors share a common return path. Common causes include Faulty Air Suspension Height Sensor, Air Suspension Height Sensor harness is open or shorted, Air Suspension Height 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
C1810 indicates Air Suspension Height Sensor Delta Out Of Range.
Common causes
Common causes include Faulty Air Suspension Height Sensor, Air Suspension Height Sensor harness is open or shorted, Air Suspension Height 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 3,869
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Nov 30, 2020
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Code C1810 Description

The 2 rear height sensors receive a 5-volt reference voltage from the Vehicle Dynamics Module (VDM), both sensors share a common return path. The RR sensor sends the suspension height voltage back to the VDM. The LR sensor sends the suspension height voltage back to the module. The VDM monitors the 2 height sensors and makes adjustments to the rear suspension based on sensor input. The ECM sets the OBDII code when the Air Suspension Height Sensor is not to factory specifications.
OBDII Code C1810 - Air Suspension Height Sensor Delta Out Of Range - AutoCodes.com
C1810 Code - Air Suspension Height Sensor Delta Out Of Range

What are the Possible Causes of the DTC C1810?

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

How to Fix the DTC C1810?

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 C1810 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 C1810 code?

Need more information on how to fix the C1810 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1810 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

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 C1810 Code

1. What are the common symptoms of OBDII code C1810 - Air Suspension Height Sensor Delta Out Of Range?

- The common symptoms include uneven ride height, suspension issues, and warning lights on the dashboard related to the air suspension system.

2. What are the possible causes of OBDII code C1810?

- The code C1810 can be triggered by a faulty air suspension height sensor, damaged wiring or connectors, issues with the suspension system components, or sensor calibration problems.

3. How can I diagnose the cause of OBDII code C1810?

- To diagnose this code, you can perform a visual inspection of the height sensors and related components, check for any damaged wiring, use a diagnostic scan tool to read live data from the sensors, and perform a calibration of the suspension system.

4. Can I continue driving with OBDII code C1810 present?

- It is not recommended to drive with the code C1810 active, as it can affect the performance and safety of the air suspension system. It's best to address the issue promptly to avoid further damage.

5. How can I repair OBDII code C1810 - Air Suspension Height Sensor Delta Out Of Range?

- The repair for this code involves inspecting and replacing the faulty height sensor, repairing any damaged wiring or connectors, calibrating the sensor, and resetting the fault codes using a diagnostic scan tool.

6. Is it possible to reset OBDII code C1810 without fixing the underlying issue?

- While you can clear the fault code temporarily using a diagnostic scan tool, it is essential to address the root cause of the problem to prevent the code from reoccurring and ensure the proper functioning of the air suspension system.

7. How much does it typically cost to repair OBDII code C1810?

- The cost of repairing OBDII code C1810 can vary depending on the extent of the issue, the need for parts replacement, and labor costs. It is advisable to consult with a professional mechanic for an accurate estimate.

8. Can extreme weather conditions trigger OBDII code C1810?

- Extreme weather conditions can potentially affect the performance of the air suspension system and trigger code C1810. It's essential to keep the system well-maintained to prevent issues related to temperature or moisture.

9. Are there any preventive maintenance tips to avoid OBDII code C1810?

- Regularly inspecting the air suspension system, keeping the sensors clean, ensuring proper calibration, and addressing any warning signs promptly can help prevent OBDII code C1810 and other related issues.

10. Can OBDII code C1810 be intermittent or permanent?

- OBDII code C1810 can be either intermittent or permanent, depending on the underlying cause. It is crucial to diagnose the issue accurately to determine the appropriate course of action for repair.

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