Global Check, Reading Trouble Codes

NOTICE

notice

First select a vehicle before doing any global checks.

For more information about the vehicle selection read the sections Vehicle selection and CSM vehicle selection.

CAUTION

caution

Rolling of vehicle

Risk of injury or material damages

Proceed as follows before startup:

1. Apply the parking brake.

2. No gear is engaged.

3. Regard the window with information and instructions.

NOTICE

notice

Danger of short circuit and voltage peaks when connecting the OBD plug

Danger of destruction of automotive electronics

Switch off ignition before connecting the OBD plug to the vehicle.

The global check scans all ECUs assigned to the vehicle software for stored trouble codes.

Proceed as follows to perform the global check:

  1. Plug in the OBD plug in the vehicle's diagnostic connector.
  2. Select Diagnostics > Trouble codes in the App launcher.
  3. Go to Global check and click to >Start request<.
  4. Communication to vehicle is being established.
  5. The device requests all possible ECU versions. This may take a few minutes.
  6. The device indicates all ECUs installed in the vehicle.
  7. The number of trouble codes in the prevailing ECU memory is indicated.
  8. Activate/deactivate the requested ECUs.
  9. Call up the requested trouble code under Faults in the respective ECU memory.
  10. The device indicates all trouble codes and repair tips.