BMW 54 34 Series User manual

54 34 ... Overview of mechanical convertible top components
1 Front bow 6 Main link
2 Roof crossbar 7 Main bearing
3 Bow 8 Main pillar
4 Rear window 9 Guide rail
5 Tension bar
RA Overview of mechanical convertible top components BMW AG - TIS 14.07.2010 22:31
Issue status (12/2007) Valid only until next DVD is issued Copyright Page - 1 -

54 34 337 Removing and installing/replacing front left
or right seal
Necessary preliminary tasks:
Remove panel on guide rail
Unfasten screws.
Installation:
Replace screws and insert with Loctite.
Remove front seal (1).
Carry out function check:
Align front seal to A-pillar seal and roof frame seal.
Side window must run into seal correctly and rest in seal over
entire width.
Build date up to 10/2005:
If necessary, adjust seal by way of hexagon nuts (1).
Installation:
Seal (1) must rest cleanly in pocket of cowl panel seal (2).
Pocket (2) must not be crushed.
RA Removing and installing/replacing front left or right seal BMW AG - TIS 14.07.2010 22:34
Issue status (12/2007) Valid only until next DVD is issued Copyright Page - 1 -

54 34 357 Removing and installing/replacing left or
right guide rail panel
Necessary preliminary tasks:
Open folding roof
Release screws (1).
Remove panel (2).
RA Removing and installing/replacing left or right guide rail panel BMW AG - TIS 14.07.2010 22:34
Issue status (12/2007) Valid only until next DVD is issued Copyright Page - 1 -

54 34 211 Replacing left or right tension cable
Necessary preliminary tasks:
Open folding roof approx. halfway
Remove seals
Detach convertible top fabric (1) from front bow (rear).
If necessary, lever convertible top fabric (1) with plastic wedge out
of front bow (front).
Detach convertible top fabric (1) from front bow.
Installation:
Attach double-sided adhesive tape to front bow and stick on
convertible top from inside outwards.
Detach tension cable (1) at side from roof frame.
RA Replacing left or right tension cable BMW AG - TIS 14.07.2010 22:33
Issue status (12/2007) Valid only until next DVD is issued Copyright Page - 1 -

Disengage roof bow (1).
Unscrew nuts (1).
Pull convertible top fabric (1) out of roof crossbar.
Note:
Do not pull out convertible top fabric by the pockets.
Convertible top fabric is secured on each side with 3 retainers to
roof crossbar.
Detach convertible top fabric (1) from convertible top frame.
RA Replacing left or right tension cable BMW AG - TIS 14.07.2010 22:33
Issue status (12/2007) Valid only until next DVD is issued Copyright Page - 2 -

Feed out tension cable (1) and lever spring (2) out of pin.
Installation:
Press spring circlip correctly onto pin groove.
Check for secure seating.
Remove tension cable from fabric pockets and feed in new tension
cable.
Carry out function check.
RA Replacing left or right tension cable BMW AG - TIS 14.07.2010 22:33
Issue status (12/2007) Valid only until next DVD is issued Copyright Page - 3 -

54 34 001 Checking function of EH convertible top
Warning!
You are exposed to the risk of trapping body parts when
working on the installed or removed convertible top.
Convertible top is centered by pin (1) during insertion into
guide (2) and locked by rotary latch (3).
Carefully close convertible top until rotary latch (3) has retracted
by approx. 1/3 into striker.
Rotary latch (3) and pin (1) must close correctly and virtually
silently.
If necessary, adjust convertible top.
Open and close convertible top at least 3 times.
Check all line connections for fluid leaks.
If necessary, check fluid level.
Function conditions, folding roof:
Opening and closing of folding roof is only possible when:
- battery voltage is sufficient, start engine if necessary
- tension brackets are lowered and locked
- speed does not exceed 120 km/h
- outside temperature is between -10 C and +80 C
- from ignition lock position "R" (radio setting)
- control switch is pressed
Function conditions, convertible top:
Opening and closing of convertible top is only possible when:
- battery voltage is sufficient, start engine if necessary
- folding roof is in proper working condition
- rear side windows are lowered completely
- front side windows are lowered slightly
- tension brackets are lowered and locked
- stowage shelf is engaged in lower position
- speed does not exceed 4 km/h
- outside temperature is between -10 C and +80 C
RA Checking function of EH convertible top BMW AG - TIS 14.07.2010 22:32
Issue status (12/2007) Valid only until next DVD is issued Copyright Page - 1 -

- from ignition lock position "R" (radio setting)
- hydraulic pump motor is not overheated
- control switch is pressed
In event of function problems:
Convertible top actuation in event of a technical fault
Repair instructions hydraulic system
Only when you have excluded the function conditions as fault
sources can you start convertible top diagnosis.
RA Checking function of EH convertible top BMW AG - TIS 14.07.2010 22:32
Issue status (12/2007) Valid only until next DVD is issued Copyright Page - 2 -