OBD Guide
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C1137

RAS Control Unit Circuit

C1137 is an OBD-II diagnostic trouble code meaning: RAS Control Unit Circuit. Common causes: broken or damaged wiring harness, poor contact in connectors. Estimated repair cost: $56–333.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–333 (est.)

Symptoms

  • Hard suspension operation
  • Unstable behavior of the car on uneven surfaces
  • Check Engine Light Is On

Causes

  • Broken or damaged wiring harness
  • Poor contact in connectors
  • RAS control unit malfunction
  • Power or grounding problems

How to Fix

  1. Check the wiring harness for damage
  2. Inspect the RAS unit connectors for oxidation
  3. Check circuit power and grounding
  4. If necessary, replace the RAS control unit

Related codes

C1138C1140C1145

FAQ

What does the C1137 code mean?

C1137 is an OBD-II diagnostic trouble code that indicates: RAS Control Unit Circuit

What causes a C1137 error code?

The most common causes of C1137 include: Broken or damaged wiring harness; Poor contact in connectors; RAS control unit malfunction; Power or grounding problems.

How do I fix a C1137 diagnostic trouble code?

To fix C1137: Check the wiring harness for damage. Inspect the RAS unit connectors for oxidation. Check circuit power and grounding. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C1137?

Limited driving only, diagnose soon

How much does it cost to fix C1137?

The estimated repair cost for C1137 is $56–333. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat