LEMON Manuals: Even more car manuals for everyone
Home >> Mercedes Benz >> 1997 >> E320 >> Repair and Diagnosis >> Body & Frame >> Ignition Switch/Steering Lock >> Anti-Theft & Central Locking System - Basic Knowledge - 210 Chassis >> Basic Knowledge >> Tripping of anti-theft alarm (ATA), function - GF80.50-P-2004B

Tripping of anti-theft alarm (ATA), function - GF80.50-P-2004B

MODEL 202 as of 1.6.97 up to 31.5.98, 208, 210.081 /281 up to 31.5.98, 210 (except 210.081 /281) from 1.3.97 to 31.5.98 with CODE (551a) Anti-theft alarm (ATA) 

Fig 1: Identifying Tripping Of Anti-Theft Alarm (ATA) Components
G04635732Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Illustrated on model 210 sedan with code 882 (interior motion sensor (infrared) 

The anti-theft alarm (ATA)  can be tripped by

Assuming that the correct inputs have been activated by activating the ATA  .

The armed inputs are checked by the PSE control module (combined) (A37)  twice per second. If two checks of the same input in sequence indicate that the input is not in the non-actuated state, the PSE control module triggers an acoustic  as well as optical alarm  .

On vehicles with code 491 (USA ONLY ), the alarm can also be triggered with the panic switch  on the remote control key.

  Activating anti-theft alarm (ATA), function without code 882 (interior protection) GF80.50-P-2002B 
    with code 882 GF80.50-P-2002C 
  Triggering alarm by exterior surface contact, function   GF80.50-P-3015A 
  Triggering alarm with interior motion sensor, function   GF80.50-P-3022A 
  Triggering alarm with anti-towing sensor, function   GF80.50-P-3023A 
  Triggering alarm with panic switch, function USA ONLY only GF80.50-P-3014B 
  Acoustic alarm, function   GF80.50-P-4005A 
  Optical alarm, function   GF80.50-P-4006A 
  PSE control module (combined) (A37), location/purpose/design/function   GF80.20-P-4106A