Backrest Adjustment Motor And Switch Unit, Removing And Installing: Installing
- Follow all Safety Precautions when working with pyrotechnic components. Refer To SAFETY PRECAUTIONS .
- Before handling airbag units (for example, connecting the electrical connector), the person handling it must "discharge static electricity". This can be done by touching the door striker, for example.
-- Clean The Shaft Threads -3- Before Installing, For Example Using A Thread Tap.
-- Check The Position Of The Backrest Frame -2- And The Anchor -1- On The Left And Right Side.
- The left and right backrest frames must be in the position marked before removal -A and B arrows-.
-- If the left and right backrest frames are not in the position marked before removal, correct their position accordingly.
Backrest Adjustment Motor, Installing
-- Position the backrest adjustment motor -1- on the bracket -3-.
-- Replace the bolt -4-. Coat it with locking compound fluid and tighten it by hand.
- It must still be possible to move the backrest adjustment motor.
-- First Slide The Shaft Through The Anchor (Tunnel Side) As Far As The Stop -2- In The Backrest Adjustment Motor.
-- Check Whether The Profile Of The Inserted Shaft And Mount -2- In The Backrest Adjustment Motor Align.
- If the shaft profile and the mount in the backrest adjustment motor align:
-- Slide the shaft through the mount in the backrest adjustment motor up to approximately the middle of the seat.
- If the shaft profile and the mount in the backrest adjustment motor do not align:
-- Connect an external power source (12 Volt) to the backrest adjustment motor -1-.
-- Rotate mount -2- until it aligns with the shaft profile.
-- Slide the shaft through the mount in the backrest adjustment motor up to approximately the middle of the seat.
-- Install the switch unit. Refer To Fig 3.
Switch Unit, Installing
-- Insert the switch unit -4- so the guide -arrow- covers the backrest frame -1- correctly.
-- Tighten the switch unit -4- to the tightening specification.
-- Connect the socket -5- to the switch unit multi-pin connector.
-- Position the locking bushing -4- on the shaft -3-.
The Catches -Arrow- (Quantity: 4) On The Locking Bushing Must Face Toward The Switch Unit -1-.
When sliding the shaft in, do not engage the locking bushing -4- with the spindle -2-.
Only engage the locking bushing -4- after adjusting the switch unit with the spindle -2-.
Backrest Adjustment Motor And Switch Unit, Installing
-- Slide the shaft -3- through the spindle -2- and the anchor (sill side) as far as the stop.
-- Apply locking compound to the threaded section of the shaft.
-- Install The New Nut -5- On The Shaft -3-.
-- Tighten the bolt -5- to the specified torque.
-- Bolt the backrest adjustment motor on the bracket -3- and tighten it to the tightening specification.
-- Adjust the switch unit micro-switch -2-. Refer To MICRO SWITCH, ADJUSTING, BACKREST LOCK SWITCH .
-- After adjusting the switch unit, slide the locking bushing -4- onto the spindle -3-.
-- Engage the locking bushing -4- with the spindle -3-.
-- Check the switch unit. Refer To MICRO SWITCH, CHECKING, BACKREST LOCK SWITCH .
Install In Reverse Order Of Removal. Note The Following:
Make Sure The Connectors Are Installed Correctly And Are Secure.
Ignition Must Be On When Connecting Battery. If Pyrotechnic Components (For Example, Airbag, Belt Tensioner) Are Not Repaired Correctly, They May Deploy Unintentionally After Connecting Battery. There Must Not Be Anyone Inside The Vehicle When Connecting The Battery.
-- Connect The Battery Ground Cable With The Ignition Turned On. Refer To BATTERY, DISCONNECTING AND CONNECTING .
If The Airbag Indicator Lamp -K75- Indicates A Fault, Check The DTC Memory, Erase It And Check It Again Vehicle Diagnostic Tester.
-- Perform The Following Tests After Removing And Installing The Backrest Adjustment Motor And The Switch Unit:
- Calibration, performing. Refer To BACKREST LOCK SWITCH ADAPTATION DRIVE/CALIBRATION, PERFORMING .
- Function Test, Performing. Refer To BACKREST LOCK SWITCH FUNCTION TEST, PERFORMING