VAS 5051, Connecting and Select Functions

VAS 5051, Connecting and Select Functions

Test requirements

• Fuses for engine electronics OK.

• Battery voltage at least 12.7 V

• Ground connections on engine and transmission OK.

Procedure

- Switch ignition off.

- Connect up vehicle diagnostic, testing and information system (VAS5051) with diagnostic wire ( VAS5051/1).





CAUTION!
Note the safety precautions. Refer to => [ Safety Precautions ] Service Precautions.



• A DTC message appears on the display: Operating instructions of vehicle diagnostic, testing and information system VAS5051.

Display on (VAS5051):





- Press "vehicle self-diagnosis" button.

Display on (VAS5051):





• The automatic test sequence is carried out by pressing "00 - Check Diagnostic Trouble Code (DTC) memory - Total system" in selection - 1 -, i.e. the DTC memories of all vehicle systems with On Board Diagnostic (OBD) capability are checked.

Display on (VAS5051):





Depending on which function is required "Diagnostic functions " table, :

- Switch ignition on.

or

- Start engine.

- Select vehicle system "01 - Engine electronics" in selection - 1 -.

- Wait until next display appears.

Display on (VAS5051):





1. Control module identification of engine control module

2. Control module identification of immobilizer





* Engine capacity

* Engine, 6-cylinder / 5-valve)

* G = cruise control system activated, No display = no cruise control system or cruise control system not activated

* Control module data status (software type)





- Press > button.

Display on (VAS5051):





1. Selection of diagnostic functions: