Retrofitting speed signal wiring harness - AN82.61-P-0001-04A

Model 210 as of 1.7.99 

1. Install contact spring on green (gn) lead for radio connector (A) and route from radio (A2) to right wiring duct behind foot plate on right and fasten with cable strap.
2. In right wiring duct in area of A-pillar expose green (gn) leads to right front axle VSS sensor connector sleeve (Z89).

   In the area of the A-pillar at the bottom right three leads are bound together with red tape. These are one green (gn) lead for the right front axle VSS signal, one green/white (gn/ws) lead for the left front axle VSS signal and one green/black (gn/sw) lead for the left rear axle VSS signal. Check VSS signal on end sleeve.

   Fig 1: Identifying Speed Signal Wiring Harness

   Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
3. Solder routed green (gn) lead to right front axle speed sensor end sleeve (Z89) with solder connector.
4. Disconnect connector (A) from radio (A2) and insert green (gn) lead with contact spring into chamber 1 and reconnect connector.