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Engine-Codes – Generic – C1137

C1137 Code - RAS Control Unit Circuit

Quick Answer

The C1137 code indicates a problem with the RAS (Roll Angle Sensor) Control Unit Circuit in the vehicle. Common causes include Faulty RAS Control Unit, Damaged wiring or connectors in the circuit, Corrosion or moisture intrusion in the Control Unit. 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
C1137 indicates RAS Control Unit Circuit.
Common causes
Common causes include Faulty RAS Control Unit, Damaged wiring or connectors in the circuit, Corrosion or moisture intrusion in the Control Unit.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 07, 2024
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Code C1137 Description

The C1137 code indicates a problem with the RAS (Roll Angle Sensor) Control Unit Circuit in the vehicle. The RAS Control Unit is responsible for monitoring the vehicle's roll angle, which is the side-to-side tilting of the vehicle as it navigates corners and uneven terrain. This data is crucial for the vehicle's stability control system to make real-time adjustments to ensure safe handling.

OBDII Code C1137 - RAS Control Unit Circuit
C1137 Code - RAS Control Unit Circuit

Common Causes of C1137

  1. Faulty RAS Control Unit.
  2. Damaged wiring or connectors in the circuit.
  3. Corrosion or moisture intrusion in the Control Unit.
  4. Sensor malfunctions.
  5. Software glitches or programming issues.

Symptoms of C1137

  1. Illuminated ABS or stability control warning light on the dashboard.
  2. Increased body roll or instability when cornering.
  3. Traction control system malfunctions.
  4. Loss of stability control during sudden maneuvers.
  5. Uneven tire wear due to improper handling.

How to Fix C1137

  1. Diagnose the specific cause of the C1137 code by using a diagnostic scanner to pinpoint the exact issue in the RAS Control Unit Circuit.
  2. Inspect the wiring, connectors, and sensor for any damage or corrosion. Repair or replace any faulty components.
  3. Check for software updates or reprogramming options for the Control Unit to address any programming issues.
  4. Clear the code from the vehicle's memory and perform a test drive to ensure the issue has been resolved.
  5. If the problem persists, consider seeking professional help from a certified mechanic or dealership for further diagnosis and repair.

Cost to Fix C1137

The cost of repairing the RAS Control Unit Circuit can vary depending on the specific cause of the issue and the vehicle's make and model. On average, the parts for this repair can range from $200 to $500, while labor costs can add an additional $100 to $300. Overall, the total repair cost for addressing the C1137 code typically falls between $300 and $800. However, it's essential to note that these estimates are rough averages, and actual costs may vary based on the individual circumstances and location. It is recommended to consult with a qualified mechanic to get a more accurate estimate for your specific situation.

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Code C1137 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 C1137 Code

1. What are the common symptoms of OBDII code C1137 (RAS Control Unit Circuit)?

- Common symptoms include the illumination of the ABS warning light on the dashboard, loss of ABS functionality, and potential issues with the stability control system.

2. What are the possible causes of OBDII code C1137?

- The code C1137 can be triggered by a faulty RAS (Roll Angle Sensor) control unit, damaged wiring or connectors in the circuit, or a malfunctioning sensor.

3. How can I diagnose the cause of OBDII code C1137?

- Diagnosing code C1137 typically involves using a diagnostic scan tool to retrieve the trouble codes, inspecting the wiring and connectors for damage, and testing the RAS control unit and related components for proper functionality.

4. Can I continue driving with OBDII code C1137 present?

- While it may be possible to continue driving with code C1137, it is not recommended as it can affect the proper functioning of the ABS and stability control systems, compromising overall vehicle safety.

5. How can I repair OBDII code C1137?

- Repairing code C1137 may involve replacing the faulty RAS control unit, repairing or replacing damaged wiring or connectors, or addressing any underlying issues with the sensor responsible for the fault.

6. Are there any DIY tips for fixing OBDII code C1137?

- DIY tips for addressing code C1137 include checking and cleaning the connectors, ensuring proper wiring connections, and following manufacturer-specific diagnostic procedures outlined in the service manual.

7. Is it necessary to reset the OBDII system after repairing code C1137?

- Yes, it is recommended to reset the OBDII system after repairing code C1137 to clear the fault code and ensure proper functionality of the ABS and stability control systems.

8. Can extreme weather conditions trigger OBDII code C1137?

- Extreme weather conditions like excessive heat or moisture can potentially cause issues with the RAS control unit circuit, leading to the triggering of code C1137.

9. Will OBDII code C1137 affect the vehicle's drivability?

- While the vehicle may still be operable with code C1137 present, the compromised ABS and stability control systems can impact the overall drivability and safety of the vehicle.

10. How can regular maintenance help prevent OBDII code C1137 from occurring?

- Regular maintenance, including checking and cleaning electrical connections, inspecting wiring for damage, and addressing any warning lights promptly, can help prevent issues like code C1137 from occurring.

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