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Home >> Mercedes Benz >> 2018 >> S450 Base >> Repair and Diagnosis >> Engine Performance >> Tune-Up >> Electrical System - Engine - 222 Chassis >> Testing & Repair >> Disconnect/Connect Engine Wiring Harness To Remove Engine >> Disconnect/Connect Engine Wiring Harness To Remove Engine - AR15.18-P-1000-05MNL

Disconnect/Connect Engine Wiring Harness To Remove Engine - AR15.18-P-1000-05MNL

Engine 176 in model 217, 222 

MODIFICATION NOTES

11.07.2014 Bolt reinforcement to firewall/ longitudinal member/reinforcement center Model 222 BA62.25-P-1001-01B
14.06.2016 Bolt, reinforcement to firewall/longitudinal member/reinforcement, center   BA62.25-P-1001-01B
METRIC SCREWS/BOLTS AND NUTS AS PER MBN 10 105, 10 143

Number Designation 8.8 10.9
BA00.10-P-1002-04A M6 x 1 Nm 9 13
GROUND POINTS

Number Designation Model 217 up to model year 2018 Model 217 as of model year 2018
BA00.19-P-1035-01J Bolt/nut, ground line to transmission/underfloor M8 Nm 20 20
GROUND POINTS

Number Designation Model 222 up to model year 2018 Model 222 as of model year 2018
BA00.19-P-1039-01C Bolt/nut, ground line to transmission/underfloor M8 Nm 20 20
FUSE AND RELAY BOX

Number Designation Model 217 Model 222
BA54.15-P-1002-01J Nut, positive terminal to engine compartment pre-fuse box M6 Nm 8 8
M8 Nm 16 16
FIREWALL

Number Designation Model 217 Model 222
BA62.25-P-1001-01B Bolt, reinforcement to firewall/longitudinal member/reinforcement, center M6 Nm 9 9
M8 Nm 30 30
FIREWALL

Number Designation Model 217 Model 222
BA62.25-P-1002-01B Bolt, reinforcement to suspension strut support M8 Nm 30 30
  1. Engine 176 in model 217

    Engine 176 in model 222

    with code 874 (MAGIC VISION CONTROL, heated) Release and disconnect electrical connections (1).

  2. Engine 176 in model 217

    Engine 176 in model 222

    with code 874 (MAGIC VISION CONTROL, heated) Remove expansion rivet of bracket (2) and unclip bracket (2) from strut (3).

  3. Engine 176 in model 217

    Engine 176 in model 222

    with code 874 (MAGIC VISION CONTROL, heated) Place bracket (2) with lines to one side.

  4. Release and open retaining clamp at strut (3).
    G15299670Courtesy of MERCEDES-BENZ USA
  5. Remove screw/bolts (6) TORQUE SPECIFICATION .
  6. Remove screws (4, 5, 7) TORQUE SPECIFICATION and remove strut (3).
    G15299671Courtesy of MERCEDES-BENZ USA
  7. Remove engine compartment seal at partition.
  8. Remove screws of trim (12) TORQUE SPECIFICATION .
  9. Place trim (12) to one side.
  10. Unclip bracket (8) from partition in upward direction.
  11. Release and disconnect electrical connectors (11).
  12. Unscrew nuts of electric lines (10) TORQUE SPECIFICATION .
  13. Remove wiring harness (9) with grommet (13) from partition in upward direction and place to one side.
    G15299672Courtesy of MERCEDES-BENZ USA
  14. Release and disconnect electrical connectors (15).
  15. Release and disconnect electrical connection (16).
  16. Remove wiring harness (18) with grommet (17) from partition in upward direction and place to one side.
  17. Remove wiring harness (18) at right cylinder head cover.
  18. Set down wiring harness (18) and wiring harness (9) on engine.
    G15299673Courtesy of MERCEDES-BENZ USA
  19. Remove screw of ground line (56) at transmission.

    Engine 176 in model 217 as of model year 2018

    TORQUE SPECIFICATION Engine 176 in model 222 as of model year 2018 TORQUE SPECIFICATION

  20. Detach ground line (56) at transmission and place to one side.
  21. Connect in reverse order.
G15299674Courtesy of MERCEDES-BENZ USA