V2

Minor Versionm

by Mid City Support

ML Keyless Go Jumper Harness (KG20166) Installation

Written By: Mid City Support (and one other contributor)
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Difficulty

Moderate

Steps

33

Time Required

00:30:00 - 01:00:00

Introduction

Keyless Go Jumper Harness (KG20166) Installation- only required if vehicle is equipped with Keyless Go (push button start)

  1. Remove the driver’s rear door sill plate.

    • Remove the driver’s rear door sill plate.

    • Fold the driver’s rear seat bottom forward.

  3. Remove two (2) bolts holding the seat bottom to the floor.

    • Remove two (2) bolts holding the seat bottom to the floor.

  4. Remove the driver’s side rear seat bottom from the vehicle.

    • Remove the driver’s side rear seat bottom from the vehicle.

  5. Remove one (1) bolt holding the center seat back bracket and (1) bolt holding the seat belt.

    • Remove one (1) bolt holding the center seat back bracket and (1) bolt holding the seat belt.

    • Fold the rear driver’s side seat back down.

    • Pry up the covers for the tie down loops in the cargo area.

  8. Remove the bolts from each tie down and remove the hooks from their mounts.

    • Remove the bolts from each tie down and remove the hooks from their mounts.

  9. Remove the cargo cover.

    • Remove the cargo cover.

  10. Remove the foam inserts directly behind the rear seats.

    • Remove the foam inserts directly behind the rear seats.

  11. Remove two (2) additional bolts that hold the driver’s side rear seat back.

    • Remove two (2) additional bolts that hold the driver’s side rear seat back.

  12. Un-clip the wire harness that is clipped to the driver’s side rear seat bracket.

    • Un-clip the wire harness that is clipped to the driver’s side rear seat bracket.

  13. Flip the driver’s side rear seat back into the cargo area making sure the wire harness doesn’t get pinched or pulled beyond its limit.

    • Flip the driver’s side rear seat back into the cargo area making sure the wire harness doesn’t get pinched or pulled beyond its limit.

  14. Pull up the carpet to access the KeylessGo module on the floor.

    • Pull up the carpet to access the KeylessGo module on the floor.

    • Route the supplied KeylessGo harness (KG20166) from the Smartkey Starter® module to the rear seat area.

  16. Un-plug the main connector from the KeylessGo module.

    • Un-plug the main connector from the KeylessGo module.

  17. Remove the shroud from the main KeylessGo connector.

    • Remove the shroud from the main KeylessGo connector.

    • Shroud removed from plug

    • Remove the brown and brown/red wires from the KeylessGo plug.

    • Make a note of the wire locations in theplug.

    • Insulate the ends of the removed wires.

    • Using the supplied W166 KG jumper harness (KG20166), populate the brown and brown/red wires into the locations where the factory wires were removed.

  21. Re-install the shroud for the KeylessGo main plug and plug it back in. New pins installed, reinstall shroud

    • Re-install the shroud for the KeylessGo main plug and plug it back in.

    • New pins installed, reinstall shroud

    • Plug KeylessGo module in

    • Close all doors, hood and hatch to test the remote start.

    • Remote start the vehicle.

    • If everything is connected properly, you should be able to lock and unlock the vehicle using the touch sensors on the door handles while the remote start is running.

    • Unlock and enter the vehicle.

    • Push the start button one time.

    • The lights should flash three times to confirm key take over.

    • Turn off the vehicle.

    • Secure the KG20 harness to existing wiring.

    • Lay the carpet back in place.

    • Re-mount the seat back and seat belt. Make sure the wire harness is clipped back into place.

    • Fold the seat back down and install the foam inserts and the cargo cover.

    • Re-install the cargo tie down hooks.

    • Fold the seat back up.

    • Re-install the seat bottom and bolt it in place.

    • Re-install the sill plate.

Finish Line

Author

with 1 other contributor

Mid City Support

Member since: 7/31/18

73 Guides authored