Connection

The following points must be observed:
- No gear must be engaged on the vehicle (Automatic transmission in position N -P) - Danger of Accident!
- All work on the vehicle must only be carried out with the ignition switched off.

After connecting the vehicle-specific adapter cable. the instructions are displayed on the System tester 9288:

Charging with the battery charger.
Connecting the System tester 9288 to the battery charger.

Diagnosis
Connecting the System tester 9288 to the diagnosis plug in the vehicle by means of the vehicle-specific adapter cable.

Switch on the tester and proceed according to the instructions displayed.

No diagnosis possible.