1. Adjust the rearview mirrors, seat height, backrest angle and lumbar support to
2. Hold down switch M and push one of the switches for memory seat adjustment (1, 2 or 3) at the same time.
The positions are now stored under the number selected.
The following components are monitored by
Lumbar pressure sensor (regulating switch) Potentiometer voltage of both rearview
Hall-effect sensor for backrest adjustment Hall-effect sensor for fore-and-aft adjustment Hall-effect sensor for height adjustment
Functioning of the control module (EPROM, A/D converter, main relay)
Switch for memory seat adjustment and switch for seat adjustment
When the switch for memory seat adjustment or the switch for seat adjustment are actuated, the faulty component is stored in the fault memory. In this case the word present also appears on
"Open circuit present in Hall-effect sensor for
If the cause of the fault is eliminated, then the switch for memory seat adjustment or the switch for seat adjustment must be actuated again. If the cause of the fault has really been eliminated, the text in the fault memory changes from present to not present.
The fault memory must always be read out and any faults which may have been stored must always be deleted after diagnosis.
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