Assembly Carrier
Assembly Carrier
When removing and installing electrical wires, make a sketch or take a photo to remember the original installation locations.
Removing
- Disconnect the battery.
- Remove driver side airbag unit. Refer to => [ Driver Airbag ] Driver Airbag
- Remove the steering wheel.
- Remove steering column trim. Refer to => [ Steering Column Trim ] Steering Column Trim
- Remove the steering column electronics control module (J527).
- Remove the Airbag Spiral Spring/Return Spring With Slip Ring (F138).
- Remove the steering angle sensor (G85).
- Remove the turn signal switch (E2).
- Remove the windshield wiper switch (E).
- Remove the instrument cluster.
- Remove side instrument panel covers. Refer to => [ Instrument Panel Side Covers ] Instrument Panel Side Covers
- Remove upper trim on A-pillars. Refer to => [ A-Pillar Upper Trim ] A-Pillar Upper Trim
- Remove the hood release lever.
- Remove the lower trim on the A-pillar on the driver side. Refer to => [ Driver Side Lower A-Pillar Trim ] Driver Side Lower A-Pillar Trim
- Remove the glove compartment. Refer to => [ Glove Compartment ] Glove Compartment
- Remove the center console cover. Refer to => [ Center Console Cover ] Center Console Cover
- Remove the trim on both sides of the footwell. Refer to => [ Footwell Trim ] Footwell Trim
- Remove the Electro-Mechanical Parking Brake Button (E538).
Vehicles with a Center Console without Center Armrest
- Remove the center console, without center armrest. Refer to => [ Center Console with Armrest ] Center Console with Armrest
Vehicles with a Center Console with Center Armrest
- Remove the DVD player if present.
- Remove the CD changer if present.
- If equipped, remove the mount for the "iPOD" from "Apple".
- Remove the storage compartment with USB connection, if present.
- Remove the multi media system control module, if present.
Vehicles with Multi Media System
- Remove the multi media control head.
Vehicles with Converter with Socket, 12V, 230V (U13)
- Remove the converter with socket, 12 V-230 VV (U13).
- Remove the center console trim. Refer to => [ Center Console Trim ] Center Console Trim
- Remove the center console, with center armrest. Refer to => [ Center Console with Armrest ] Center Console with Armrest
All Vehicles
- Remove the headlamp switch (E1).
- Remove right trim panel on driver side. Refer to => [ Driver Side Left Trim ] Driver Side Left Trim
- Remove the telephone holder.
- Remove instrument panel center trim. Refer to => [ Center Instrument Panel Trim ] Center Instrument Panel Trim
- Remove the heat and A/C controls trim. Refer to => [ Heat and A/C Controls Trim ] Heat and A/C Controls Trim
Vehicles equipped with a Radio System or Radio Navigation System
- Remove the radio.
"Climatic" A/C System with Manual Control
- Remove the heater and air conditioning controls "Climatic".
"Climatronic" A/C System with Automatic Control
- Remove the A/C Display Control Head (E87) together with the Climatronic Control Module (J255).
Vehicles without A/C System
- Remove heater and ventilation controls.
All Vehicles
- Remove the lower trim on the instrument panel. Refer to => [ Lower Instrument Panel Trim ] Lower Instrument Panel Trim
- Remove the instrument panel. Refer to => [ Instrument Panel ] Instrument Panel
- Remove the wiper arms.
- Remove the left plenum chamber cover.
- Remove the plenum chamber bolt - 1 - (20 Nm).
- Remove the two locking pins - 3 - and then remove the two expanding rivets - 2 -.
- Remove the intermediate pieces - 1 - and - 4 - from the A/C unit.
- In the direction of travel, remove the nuts - 1 - and - 2 - from the assembly carrier (8 Nm).
- Slightly lift the two straps - 3 - and push the instrument panel connector - 4 - to the left - arrow -.
- Pull the connector out of the opening in the assembly carrier.
• When removing the assembly carrier, pay close attention to the position of the electrical wires and their mountings; if necessary make a sketch or take photographs.
- Remove nut - 5 - (4.5 Nm).
- Press the side retaining tabs on the Parallel Parking Assistance Control Module (J791) - 6 - outward and remove the control module from the relay carrier.
- Remove nut - 7 - (4.5 Nm).
- Disconnect the harness connector - 8 - from the Front Parking Aid Warning Buzzer (H22) - 9 -.
- Remove the relay carrier from the assembly carrier.
- Remove the left footwell vent.
- Disconnect the wiring harness - 1 - from the Anti-Theft Immobilizer Reading Coil (D2)
- Disconnect the steering column from the assembly carrier.
- Remove the right and left bolts - 1 - and - 2 - (20 Nm).
- In the direction of travel, remove the nuts - 1 - and - 2 - from the assembly carrier (8 Nm).
- In the direction of travel, remove the nuts - 3 - and - 4 - from the assembly carrier (8 Nm).
• Mark the height and side position of the assembly carrier in the vehicle around the nuts - 1 - and - 2 -.
- Remove the two nuts - 1 - and - 2 - (20 Nm) on the driver side.
• Mark the height and side position of the assembly carrier in the vehicle around the nut - 2 -.
- Remove the nut - 2 - (20 Nm) on the passenger side.
- Remove the harness connector mountings from the assembly carrier, depending on the equipment level of the vehicle.
• When removing the assembly carrier, pay close attention to the position of the electrical wires and their mountings; if necessary make a sketch or take photographs.
- With a second technician, carefully remove the assembly carrier - 1 - from the vehicle.
Installation
- Install in reverse order of removal.
• Before installing the assembly carrier, line it up with the markings made before it was removed.