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U0121
2014 BMW 328i
BMW
Severity
High
Safe to Drive
Limited
Est. Time
2hrs
Difficulty
Difficult
SYMPTOM
ABS, traction control, and stability control lights all on together
Why This Happens
Corroded connector pin at the ABS module is a documented issue on this platform.
VERIFIED FIX:
ABS module connector pin repaired and terminal replaced
How It Was Diagnosed
Corroded connector pin at the ABS module is a documented issue on this platform.
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