GF77.20-P-3000A Sliding/pop-up roof lock-up recognition, function 23.1.97

MODELS  202 as of 1.6.97


Function
The overhead control panel control module (N70) receives pulses from the Hall sensors for position measurement. If these pulses are absent during the actuation of the tilting/sliding roof motor
  (M12/1) for more than one second, then the overhead control panel control module (N70) detects lock-up of the motor and switches it off.

Tilting/sliding roof (SR) position measurement, function   GF77.20-P-3001A
Overhead control panel control module   GF82.20-P-4101A