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Home >> Mercedes Benz >> 2002 >> E55 >> Repair and Diagnosis >> Body & Frame >> Ignition Switch/Steering Lock >> Anti-Theft & Central Locking System - Retrofitting & Conversion - 210 Chassis >> Retrofitting & Conversion >> Retrofitting wiring harness - AN80.50-P-0001-01A

Retrofitting wiring harness - AN80.50-P-0001-01A

Model 210.0/6 as of 01.03.97 

Fig 1: Identifying Wiring Harness - Model 210.0/6
G04635902Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

IMPORTANT Start routing wiring harness in the middle of the vehicle. Connect wiring harness and tie-outs to present leads and wiring harnesses. Avoid chafing points, if necessary install chafe guard.

  1. Route lead tie-out with 3-pin connector (7) in area of center console toward front to installation location for ATA interior motion sensor/anti-towing sensor/status indicator switch (S85/2) and connect to switch.
  2. Route wiring harness with connectors (1 and 8) and ground lead (9) toward front into driver's footwell in left wiring duct and route into passenger compartment through housing of fuse and relay box.
  3. Route wiring harness with connectors (2, 3 and 6) and leads (4 and 5) in right wiring duct toward rear below rear bench seat.
  4. Continue to route lead tie-out with 18-pin connector (6) to installation location of PSE control module and connect to connector.

    IMPORTANT If an interior motion sensor is not installed leave tie-out with 4-pin connector (3) for connecting interior motion sensor transmitter and receiver (A26/14) in wiring duct.

  5. Connect leads (4 and 5) to rear fuse box (F4):

    IMPORTANT Connect supply lead (5)for interior motion sensor transmitter and receiver (A26/14) only when the ATA is simultaneously retrofitted with the interior motion sensor. Without interior motion sensor insulate and tie back lead.

    • Unclip fuse block B from fuse box (F4).
    • Connect red/blue, yellow (rt/bl ge) supply lead for alarm signal siren (H3/1) and ATA inclination sensor (B33) to plug location B of fuse (F4f11).
    • Connect red/blue, yellow (rt/bl ge) supply lead for interior motion sensor transmitter and receiver (A26/14) to plug location A of fuse (F4f11).
    • Insert 7.5 A fuse if not already inserted.
    • Reclip fuse block into fuse box.
      Fig 2: Identifying Fuse Box
      G04635903Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
  6. Route wiring harness with connectors (1 and 8) and ground lead (9) out of fuse and relay box housing.
    • Remove connectors (1 and 8) from leads.
    • Route lead tie-outs and ground lead out of fuse and relay box housing into component compartment through the 4 mm hole in rubber grommet 3 (arrow).
    • Reinstall connectors.
  7. Route lead tie-out with 2-pin connector (8) out of component compartment on left into engine compartment for connecting engine hood switch (ATA) (S62) and route toward front to left engine compartment lock.
  8. Route tie-out with 3-pin connector (1) to right side of component compartment behind splash wall for connecting alarm signal siren and ground lead (9).
    Fig 3: Identifying 3-Pin Connector And Ground Lead
    G04635904Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
  9. Route ground lead (9) from right of component compartment into engine compartment and route toward front to ground (output ground - right wheelhouse) (W16/4).
  10. Connect ground lead to ground.
    Fig 4: Identifying Ground Lead
    G04635905Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
  11. Route lead tie-out with 3-pin connector (1) out of component compartment into wheelhouse through opening (arrow) for connecting alarm signal siren.
    Fig 5: Identifying 3-Pin Connector
    G04635906Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
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