Connecting/routing connection wiring harness of interior motion sensor - AN80.50-P-0100-02A

Model 210.0/6 as of 01.03.97 with code 551a (ATA), installed at factory 

Survey of interior motion sensor connection wiring harness 

Fig 1: Identifying Interior Motion Sensor Connection Wiring Harness

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

1. Remove 18-pin connector for ATA/TS wiring harness from PSE control module (combined) (A37)
2. Connect leads (1 and 2) for IMS connection wiring harness to 18-pin connector:
   • Connect yellow (ge)lead (1)to connector location 1
   • Connect blue (bl)lead (3)to connector location 13

     The figure shows the assignment for the 18-pin connector from the connector side.

     Fig 2: Identifying IMS Connection Wiring Harness

     Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
3. Route IMS connection wiring harness with 4-pin connector (4) to upper roof area along C-pillar and route to installation location for interior motion sensor transmitter and receiver (A26/14).

   Connect connection wiring harness to present leads and wiring harnesses. Avoid chafing points, if necessary install chafe guard. Fasten connection wiring harness in roof area with tape.

   Fig 3: Identifying Interior Motion Sensor Transmitter And Receiver

   Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
4. Unclip fuse block B from rear fuse box (F4).
5. Connect IMS connection wiring harness to fuse block B:
   • Connect red/blue (rt/bl)lead (3)to plug location A of fuse (F4f11).
     Fig 4: Identifying Fuse Block

     Courtesy of MERCEDES-BENZ OF NORTH AMERICA.