67 31 510 Removing and Installing/Replacing Drive Unit For Seat Tilt Adjustment

67 31 510 Removing And Installing/Replacing Drive Unit For Seat Tilt Adjustment







Necessary preliminary tasks:
- Remover driver's or passenger seat







NOTE: Front left trim shown removed for purposes of clarity.


Release screws (1).
Tightening torque 52 10 6AZ .
Fold back seat rail (2) slightly from seat frame (3) in direction of arrow.

IMPORTANT:
Risk of damage.
Avoid subjecting electric leads to tensile load.







WARNING:
Risk of injury.
Do not move torsion bar.

Installation:
Make sure plastic bushings (1) are correctly seated in seat rail (2).
Faulty plastic bushings (1) cause noises and must be replaced.







Disconnect plug connection (1) on drive unit for seat tilt adjustment (2).

NOTE:
Relieve load on drive unit for seat tilt adjustment (2).
To do so, insert a suitable screwdriver (3) in receptacle (4).
Press drive for seat tilt adjustment (2) with a levering action downwards slightly and release screw (5).
Tightening torque 67 31 2AZ .
Then slowly move screwdriver (3) upwards and relieve load on drive unit for seat tilt adjustment (2) completely.







Tilt drive unit for seat tilt adjustment (1) upwards and feed out from receptacle (2).
If necessary, twist out drive unit for seat tilt adjustment (1) at spindle (3) to such an extent that it can be removed.







Replacement:
Measure dimension (A) and adjust by turning holder (1) on new drive unit for seat tilt adjustment (2).
Initialise drive unit for seat tilt adjustment.







NOTE: Carry out function check with adapter cable

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