Anti-Lock Braking System (ABS)

CHECK AT ECU TERMINALS

TERMINAL VOLTAGE CHECK

Required Special Tool:

MB991974: ABS Check Harness

Connect the special tool ABS check harness (MB991974) to measure the voltage between each check connector terminal and the ground terminal (No.1 or 14).





RESISTANCE AND CONTINUITY BETWEEN HARNESS-SIDE CONNECTOR TERMINALS

Required Special Tool:

MB991974: ABS Check Harness

1. When performing the continuity check, turn the ignition switch to LOCK (OFF) position, connect the special tool ABS check harness (MB991974) as shown in the figure, and disconnect the ABS-ECU connector.

2. Check for continuity between terminals shown in the chart below.

3. Terminal layout is shown in the figure.