C0121
High
Chassis
Valve Relay Circuit Malfunction
Common Causes
Failed ABS valve relay
Open or short in relay circuit
Failed EBCM
Common Symptoms
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Quick Info
| Code | C0121 |
| System | Chassis |
| Severity | High |
Disclaimer
This information is for diagnostic guidance only. Always verify repairs with a qualified technician before performing safety-critical work.
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