Service & Repair Manual

24-191
Test requirement:
Control module coding OK Page 01-71 .
Test sequence
- Switch ignition off.
- Connect VAG1598/31 test box at wiring harness
to ECM, do not connect ECM Page 24-17 .
- Check the following wire connection for open
circuit and short circuit to Ground (GND) and B+:
Test box
VAG1598/31
Socket
ABS control module (w/EDL)
-J104-
Terminal
74 Electrical Wiring Diagrams,
Troubleshooting & Component
Locations binder
If no malfunctions are found in wire:
- Replace ABS control module.
If the malfunction is indicated again after
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