Bucket Seats Overview
Bucket Seats
=> [ Pneumatic Block Component Assignment ]
=> [ Backrest Lock Actuating Link Assembly Overview ]
=> [ Backrest Lock Actuating Link, Adjusting ]
Pneumatic Block Component Assignment
Special tools, testers and auxiliary items required
• Pry Lever (80 - 200)
1 Electrical Connection
• For Driver's Lumbar Support Pump (V152)
• For Front Passenger's Lumbar Support Pump (V153)
2 Electrical Connection
• For Driver's Lumbar Support Pressure Switch (F224)
• For Front Passenger's Lumbar Support Pressure Switch (F225)
3 Foam Block
• For pneumatic components
• Secured to the backrest at the bottom side with double-sided adhesive tape
• Removing and installing, refer to => [ Backrest Cover and Upholstery ] Bucket Seat Covers and Upholstery
4 Four-way Lumbar Support Adjustment Air Cushion
• Secured to hard foam block - 3 - using plastic plug
• To remove, remove backrest cushion. Refer to => [ Backrest Cover and Upholstery ] Bucket Seat Covers and Upholstery
• Pry off plastic plug using (80-200)
5 Pressure Switch For Lumbar Support Adjustment
• Driver's Lumbar Support Pressure Switch (F224)
• Front Passenger's Lumbar Support Pressure Switch (F225)
• To remove, remove backrest cushion. Refer to => [ Backrest Cover and Upholstery ] Bucket Seat Covers and Upholstery
6 Y-Connector
• For pneumatic hoses to valve blocks
7 Lumbar Support Valve Block
• Driver's Lumbar Support Valve Block (N209)
• Front Passenger's Lumbar Support Valve Block (N210)
• To remove, remove backrest cushion. Refer to => [ Backrest Cover and Upholstery ] Bucket Seat Covers and Upholstery
8 Backrest Inflation Adjustment Valve Block
• Driver's Lumbar Support Valve Block (V378)
• Front Passenger Seat/Backrest Inflation Adjustment Valve Block (V379)
• To remove, remove backrest cushion. Refer to => [ Backrest Cover and Upholstery ] Bucket Seat Covers and Upholstery
9 Lumbar Support Pump
• Driver's Lumbar Support Pump (V152)
• Front Passenger's Lumbar Support Pump (V153)
• To remove, remove backrest cushion. Refer to => [ Backrest Cover and Upholstery ] Bucket Seat Covers and Upholstery
• Secured using rubber strap - 11 - and plastic plugs - 10 -
10 Plastic Plug
• Pry off using pry lever (80-200)
11 Rubber Strap
Backrest Lock Actuating Link Assembly Overview
1 Backrest Lock Actuating Link
• Removing and installing, refer to => [ Backrest Lock Actuating Link ] Bucket Seats
2 Actuating Link Adjuster
• left
3 Bolt
• 2.5 Nm
• replace with locking compound
4 Left Release Lever Cover
5 Edge Protection
6 Bolt
• 2.5 Nm
• Replace with locking compound
7 Right Release Lever Cover
8 Edge Protection
9 Right Backrest Lock Release Lever
• Removing and installing, refer to => [ Backrest Lock Actuating Link ] Bucket Seats
10 Plastic Disc
• for release lever
11 Right Release Lever Mount
12 Left Release Lever Mount
13 Backrest Frame
14 Backrest Frame Mount
15 Bolt
• 22 Nm
• Replace with locking compound
16 Pop Rivet
• dia. 6 mm (steel)
17 Plastic Washer
• For release lever
18 Left Backrest Lock Release Lever
• Removing and installing, refer to => [ Backrest Lock Actuating Link ] Bucket Seats
19 Actuating Link Adjuster
• Right
Backrest Lock Actuating Link, Adjusting
• Backrest cover removed.
When operating one of the two backrest lock release levers, release pins on left and right of seat frame must be operated at the same time.
- Operate backrest lock release lever:
• Left and right release pins must be operated at the same time.
- Release backrest lock release lever:
• The actuating links must engage the release pins on the backrest hinge as far as stop.
• The actuating links must then be relieved.
- If necessary, rotate - arrows - adjusters - 1 and 2 - on actuating links accordingly.