AR91.29-P-1450PV | Rear seat adjustment motor group (backrest) removal and installation | 16.2.12 |
MODEL 463.241
with CODE (979) Special protected version
with CODE (SM1) Left rear electrically adjustable single seat with armrest
with CODE (SM2) Right rear electrically adjustable single seat with armrest
with CODE (SM3) Orthopedic backrest for rear single seats
with CODE (SM9) Seat heater for rear single seats
P91.29-2157-10
R13/5x1 Plug-in connection for heating pad in left rear seat
R13/7x1 Plug-in connection for heating pad in right rear seat
Arrow Rivet holding cushion frame bracket to seat frame
P91.25-2096-11
1 Screw on rear backrest trim panel.
2 Trim cover on rear backrest.
P91.29-2160-02
3 Bolt
6 Plastic grommet
M25/1m Rear seat adjustment motor (backrest) on left
M26/1m Rear seat adjustment motor (backrest) on right
P91.10-2160-02
| Removing, installing | ||
1 | Drill out rivet holding cushion frame bracket to seat frame (arrow). | To drill out the rivet, start by sliding the rear seat all the way back. | |
Danger! | Risk of explosion caused by escaping oxyhydrogen gas. Risk of injury caused by caustic burns to eyes, skin and mucous membranes from battery electrolyte (contains diluted sulfuric acid) or metal spatter due to short circuit. Risk of burn injuries caused by short circuit. Risk of poisoning caused by swallowing battery electrolyte (contains diluted sulfuric acid) or absorption of lead over the skin or orifices | No fire, sparks, open flames or smoking. Wear acid-resistant gloves and clothing and safety glasses with side guards. Do not place any conductive objects on the battery and avoid any short circuit from battery positive to ground. Only fill liquid battery electrolyte (diluted sulfuric acid) into suitable and appropriately marked containers. | |
2 | Disconnect ground lead from battery | Ensure that it is not possible for the ground cable to inadvertently make contact with the negative terminal of the battery. | |
| Notes on battery | All models | |
3 | Remove the drive motor for the seat height adjustment | ||
4 | Remove the switch unit for rear seat adjustment. | ||
5 | Remove the switch for the multicontour seat. | ||
6 | Remove the seat cushion. | Separate the plug-in wiring connection for the rear seat heating pad (R13/5x1 at left, R13/7x1 on the right side). Extract the wire for the seat occupancy sensor by pulling it through the rubber grommet. | |
7 | Remove the screw from the rear backrest trim cover (1) and remove the cover (2). | ||
8 | Remove the screws (3) retaining the rear seat adjustment motor (backrest) (M25/1m5 on left, M26/1m5 on right). | Press down the padding on the rear backrest and remove the screws. | |
9 | Remove the rear seat adjustment motor (backrest) (M25/1m5 on left, M26/1m5 on right) and release the wire from the plug housing. | Mark the terminals to prevent incorrect connections later on. The wire for the head restraint motor is installed with that for the rear seat adjustment motor (backrest) in a single plug housing. Remove the wires from the plug housing. | |
10 | Remove the plastic grommet (6). | ||
11 | Remove rear seat adjustment motor (backrest) (M25/1m5 on left, M26/1m5 on right) together with wire. | Cut the wire tie and extract the wire from the backrest. | |
12 | Install by reversing the removal sequence. | ||
13 | Run an operational check on the rear seat. | See Operating Instructions |
Referenced documents
- ah5410p000101a Notes on battery
- ah5410p000101a
- ar5410p0003pv
- ar5410p0003pv Disconnect/connect battery ground line
- ar9125p1720pv Removing, installing multicontour seat switch
- ar9129p0004pv Rear seat adjustment switch unit removal and installation
- ar9129p1421pv Removing, installing drive for seat height adjustment
- as5410z000101a Risk of fire/risk of explosion due to short circuit and escaping oxyhydrogen gas. Risk of (burn) injury caused by caustic burns to eyes, skin and mucous membranes from battery electrolyte/mist, short circuit and arcing. Risk of