VAS 5051, Connecting and Selecting Functions

VAS 5051, Connecting and Selecting Functions

Test Perquisite

• Parking brake applied.

• Vehicle voltage supply OK.

• Voltage supply and fuses for particular system OK. Wiring diagrams, Troubleshooting & Component locations

• Ground connections for transmission OK. Wiring diagrams, Troubleshooting & Component locations

- Check ground connections for corrosion and damaged connection, repair as needed. Wiring diagrams, Troubleshooting & Component locations

- Check battery ground strap and ground strap between battery and transmission.

Test Procedure

- Switch ignition OFF.

- Connect Vehicle Diagnosis, Measurement and Information System (VAS5051) with diagnostic lead ( VAS5051/1).





• The Data Link Connector (DLC) is located in the left side knee bolster.

CAUTION!
Please observe safety precautions => [ OBD Program Safety Precautions ] 01V,01VA Transmission.

• If an error message appears in the display: Users Manual for Vehicle Diagnosis, Measurement and Information System (VAS5051)

Display on (VAS5051):





- Touch "Vehicle On Board Diagnostic System" button.

Display on (VAS5051):





• By touching "00 - Scan DTC Memory - Complete System" in the selection - 1 - the automatic test sequence is performed, i.e. a scan is performed of the DTC memory for all systems in the vehicle capable of On Board Diagnostic (OBD).

Depending on the desired function:

- Switch ignition ON.

or

- Start engine.

- In selection - 1 - touch vehicle system " 02 - Transmission Electronics".

- Wait until next display appears on screen.

Display on (VAS5051):





1. Control module identification number of the Transmission Control Module (TCM)