Connecting VAS 5051 Scan Tool

VAS 5051 Tester, Connecting And Selecting Functions

Test requirements:
- Fuses for engine electronics OK
- Fuel Pump (FP) relay OK; checking. Testing and Inspection
- Battery voltage at least 12.7 V
- Ground (GND) connections at engine and transmission OK

Procedure







- Connect VAS5051 tester to vehicle with VAS5051/1 diagnostic wire.


WARNING!
Observe safety precautions.


NOTE: If a malfunction indication is displayed:







Display on VAS5051:
- Press the "Guided fault finding" button.







Display on VAS5051:


NOTE: Selecting "00 - Check DTC memory - entire system" in selection -1- initiates the automatic test sequence, i.e. it results in a DTC check on all OBD capable systems in the vehicle.







Display on VAS5051:
Depending on desired function See Table "diagnostic functions":
- Switch ignition on.
or
- Start engine.
- Press selection -1- of vehicle system "01 - Engine electronics".
- Wait until the next indication appears on display.







Display on VAS5051:
1 - Control module identification of Engine Control Module (ECM)
2 - Control module identification of immobilizer

Engine Control Module (ECM) Identification (Example):

- Click on -> - button