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Home >> Mercedes Benz >> 2002 >> C240 Standard >> Repair and Diagnosis >> Body & Frame >> Ignition Switch/Steering Lock >> Anti-Theft & Central Locking -- 203 Chassis >> Basic Knowledge >> Glass breakage sensor, location/task/design/function - GF80.50-P-4107PC

Glass breakage sensor, location/task/design/function - GF80.50-P-4107PC

MODEL 203.7 with CODE (551a) Anti-theft alarm system (ATA) with CODE (882b) Interior motion sensor (only with anti-theft alarm system) 

Fig 1: Identifying Rear Window Glass Breakage Sensor
G04735412
  Glass breakage sensor, location The rear window glass breakage sensor (B39/4) is located in the lower area of the rear window  
  Glass breakage sensor, task Detects breakage of rear window from line discontinuity.  
  Glass breakage sensor, design A conducting loop is vacuum-metalized to the inside of the rear window.  
  Glass breakage sensor, function A line discontinuity is evaluated by the left interior motion sensor transmitter and receiver and transmitted to the rear SAM control module with fuse and relay module via the controller area network bus class B (interior compartment) (CAN-B).