What the OBD-II code u0121 means

Fault code U0121 – a step-by-step guide to diagnosing and fixing it

The meaning of error code U0121 – Lost Communication With Anti-Lock Brake System (ABS) Control Module
U0121
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The meaning of fault code U0121 is: Lost Communication With Anti-Lock Brake System (ABS) Control Module. Find out what exactly this means, the symptoms and causes of the code U0121 and how to fix the malfunction.
What to do if the fault code u 0121 appears

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What to do if the fault code u 0121 appears

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