ABS Warning Light does not Come ON

Refer to ABS Warning Light Remains ON (See page ).

Refer to ABS Warning Light Remains ON (See page ).

NOTICE:

When replacing the master cylinder solenoid, perform calibration (See page ).

1. INSPECT ABS WARNING LIGHT

(a) Disconnect the A6 skid control ECU connector.

(b) Turn the ignition switch to ON.

(c) Check that the ABS warning light comes on.

OK:

ABS warning light comes on.

OK

REPLACE MASTER CYLINDER SOLENOID

NG

1. CHECK CAN COMMUNICATION LINE

(a) Turn the ignition switch off.

(b) Connect the A6 skid control ECU connector.

(c) Connect the Techstream to the DLC3.

(d) Turn the ignition switch to ON.

(e) Turn the Techstream on.

(f) Select CAN Bus Check from the System Selection Menu screen and follow the prompts on the screen to inspect the CAN bus (See page ).

OK:

CAN Bus Check indicates no malfunctions in CAN communication.

NG

GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING)

OK

1. READ VALUE USING TECHSTREAM (ABS WARNING LIGHT)

A

REPLACE MASTER CYLINDER SOLENOID

B

GO TO METER / GAUGE SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING)