Antilock Brakes / Traction Control Systems: Testing and Inspection

(Vehicle Diagnostic Tester) Connecting and Selection Functions

Special tools, testers and auxiliary items required

• Vehicle Diagnostic Tester (VAS 5051)

• Diagnostic Cable (VAS 5051/1) or (VAS 5051/3)

• During a test drive, the testing and measuring equipment must always be secured on the back seat.

• These devices may be operated only by a passenger during a test drive.

- Connect diagnostic cable (VAS 5051/1) or (VAS 5051/3) to diagnostic connection.

- Switch on tester - arrow -.






The tester is operational when it displays a picture of a car.

- Switch on ignition.

- Touch Guided Fault Finding.

- Select in succession:

• Brand

• Type

• Model year

• Version

• Engine Code

- Confirm data entered.

Wait until tester has checked all control modules in vehicle.

- Press GO TO and select "function/component selection".

- Select on display "Running gear"

- Select on display "Brake system"

- Select "01-On Board Diagnostic (OBD) capable system..." indicated on display.

- Select on display "Anti-lock brake system...".

- Select "function" indicated on display.

Now, all possible functions of the anti-lock brake system installed in the vehicle will be displayed.

- Select desired function on display.