Performing Vehicle System Test

03 - Service Procedures

Performing Vehicle System Test

- Connect the vehicle tester. Refer to=> [ Tester, Connecting ]

- Switch ignition on.

- Select operating mode "Guided Fault Finding" on the display.

- Then perform vehicle identification on the vehicle tester.

Program now performs a vehicle system test automatically and checks for all possible control modules for this vehicle type.

- Press Continue > button.

Now all DTCs will be listed.

• It is useful at this point to switch to Guided Functions to perform further work with the vehicle tester and avoid a second identification on the tester.

• To do so, press operating mode button and then Guided Functions.

• Refer to the corresponding work descriptions for the continued sequence.

• In order to return to Guided Fault Finding, press the operating mode button and then Guided Fault Finding.

CAUTION!
In any case, the vehicle must be returned to the customer with DTC memory erased.

Static malfunction

If one or more static malfunctions are stored in data memory, it is recommended to arrange with the customer to repair this malfunction via Guided Fault Finding.

Sporadic malfunctions

In the event only sporadic malfunctions or notes are stored in DTC memory and the customer has made registered no complaint in conjunction with an electronic vehicle system, erase DTC memory.

- Press the Continue > button again to enter the test plan.

- Now end Guided Fault Finding via Go to button and then End.

All DTC memories will be checked now once more.

In the window now appearing, it will be confirmed that all sporadic DTCs were erased, diagnostic protocol is sent "online" automatically.

Vehicle system test is completed.