System test

Special diagnosis routines can be run with this menu item.

After the system test, the heating/air conditioning reverts to the state it was in before the test.

The following conditions must be observed for the system test:

Vehicle speed <10 km/h

Engine start detected and 10 seconds elapsed since engine start

Terminal 15 supply voltage OK

5 Volt supply voltage OK

Engine temperature < 110 °C

Outside temperature > 3 °C

The following tests are performed:

Display of all segments in the control module The drive motors are traversed across the

The measured positioning travel is subjected to a plausibility test and stored as a fault if

Two different voltage values are set on the

The b/C circuit is tested via the DME All fault paths are tested, and any faults are

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