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Home >> Fiat >> 2017 >> 500 Abarth, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 38 ((Transmission Control Module (TCM) - Electrical Diagnostics - 500)) >> DTC Troubleshooting >> U0121-00 Lost Communication With Anti-Lock Brake System (Abs) Control Module >> When Monitored

When Monitored

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Continuously when the ignition is on.

The battery voltage between 10 and 16 Volts.

Body Control Module (BCM) is configured correctly.

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