Troubleshooting

Fig. 11 ABS Control Unit I/O Signal:

Fig. 12 I/O Signal Diagram:

Refer to Brakes and Traction Control/Brakes/Antilock Brake System/Testing and Inspection/Procedures for ABS troubleshooting procedures. The ABS control unit receives and sends signals that control functions. It is important that the input/output signals be consistent. Refer to Fig. 11 for control unit and sensor voltage and resistance specifications and Fig. 12 for input/output wiring circuit.