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Continue to ChatU0121 Lost Communication With Antilock Brake System (ABS) Control Module (In ORC/SRS module) - https://www.obd2-code.com/2020/10/u0121-lost-communication-with-antilock.html
U0121 Lost Communication With Antilock Brake System (ABS) Control Module (In ORC/SRS module) - https://www.obd2-code.com/2020/10/u0121-lost-communication-with-antilock.html