EPB Under-Temperature Operation
The C0323 code means the vehicle's onboard diagnostic system has detected: EPB Under-Temperature Operation. This is a moderate severity code.
- Keep driving?
- Yes, but fix soon
- DIY difficulty
- moderate
- Estimated cost
- $150 - $500 (parts and labor)
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Common Symptoms
- Parking brake warning light on
- Hill hold feature not working
- Auto hold function disabled
- EPB temperature warning
Probable Causes (Ranked by Likelihood)
- Failed EPB temperature sensor Very High
- EPB system overheated from excessive use High
- Damaged hill hold sensor wiring Moderate
- EPB control module calibration error Low
Step-by-Step Diagnostic Procedure
-
Read EPB temperature data on scan tool
-
Check EPB temperature sensor circuit
-
Inspect hill hold sensor and wiring
-
Perform EPB system calibration
Frequently Asked Questions
What does code C0323 mean?
C0323 indicates a fault with the epb under-temperature operation system in your vehicle.
Can I drive with C0323?
You can drive normally but the feature will be unavailable.
How much does it cost to fix C0323?
Typical repair costs are $150 - $500 (parts and labor).
Sources
This page is built from documented references. Verify against your own service info before repair work.
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