OBD2 code C0027: Manufacturer-specific code
C codes cover chassis systems (ABS, steering, suspension); the precise meaning is manufacturer-specific.
Detected Root Component
Chassis Component
Observed Symptoms
- ABS light on
- ESP/ESC light on
Possible Causes
- Faulty wheel speed sensor
- Damaged ABS tone ring
- Damaged wiring or connector
- Faulty ABS module
Tools Required
Interactive Diagnostic
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Diagnostic Result
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Parts likely to be the cause (Capteur ABS)
Capteur ABS
Photo d'illustration : Capteur ABS
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Frequently asked questions about code C0027
What does code C0027 mean? ▾
OBD2 code C0027: Manufacturer-specific code. C codes cover chassis systems (ABS, steering, suspension); the precise meaning is manufacturer-specific.
What are the symptoms of code C0027? ▾
Code C0027 may cause: ABS light on, ESP/ESC light on. The intensity of these symptoms varies depending on the vehicle and driving conditions.
What causes code C0027? ▾
The most common causes of code C0027 are: Faulty wheel speed sensor, Damaged ABS tone ring, Damaged wiring or connector, Faulty ABS module. A proper OBD2 diagnostic will pinpoint the exact cause.
Is it serious to drive with code C0027? ▾
Yes, code C0027 is critical (Critical). Avoid driving and consult a professional promptly to prevent major damage.
How do I fix code C0027? ▾
Start by reading the code with an OBD2 scanner, then follow the interactive decision tree on this page. Priority causes to check: Faulty wheel speed sensor, Damaged ABS tone ring, Damaged wiring or connector, Faulty ABS module. Difficulty: Medium · Estimated time: 30-60min.