EPB Cable Tension Too High
The C0318 code means the vehicle's onboard diagnostic system has detected: EPB Cable Tension Too High. This is a moderate severity code.
- Keep driving?
- Short distances only
- DIY difficulty
- hard
- Estimated cost
- $250 - $700 (parts and labor)
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Common Symptoms
- Parking brake warning light on
- Rear brake drag
- Parking brake does not hold on hills
- Grinding noise from rear brakes
Probable Causes (Ranked by Likelihood)
- Stuck EPB caliper mechanism Very High
- Worn EPB cable or actuator High
- Corroded caliper slide pins Moderate
- Failed tension sensor Low
Step-by-Step Diagnostic Procedure
-
Inspect rear EPB calipers for proper operation
-
Check EPB cable tension with scan tool
-
Test EPB caliper motor resistance
-
Inspect caliper slide pins and hardware
Frequently Asked Questions
What does code C0318 mean?
C0318 indicates a fault with the epb cable tension too high system in your vehicle.
Can I drive with C0318?
You can drive short distances but have the system inspected soon.
How much does it cost to fix C0318?
Typical repair costs are $250 - $700 (parts and labor).
Sources
This page is built from documented references. Verify against your own service info before repair work.
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