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Home >> Jeep >> 2013 >> Grand Cherokee Laredo, AWD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> (Drivetrain Control Module (DTCM) - Electrical Diagnostics) >> DTC Troubleshooting >> U0121-00-Lost Communication With Anti-Lock Brake System (Abs) Control Module >> Set Condition

Set Condition

Bus messages not received from the Anti-lock Brake System (ABS) Module for approximately two to five seconds.