54 34 400 Removing And Installing Convertible Top Wiring Harness

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2013 BMW 128i, 2012 BMW 128i, 2011 BMW 128i, 2010 BMW 135i, and 2010 BMW 128i. However, it is still accessible from the selected car via links, so may be relevant.

WARNING:

Soft top becomes pressureless without a warning signal.

For all work, secure soft top with a suitable support tool against collapsing.

Ensure Convertible top is supported in the middle.

Ignition must remain switched off during the repair work.

Failure to comply with this instruction may result in the hydraulic valves incurring preliminary damage.

NOTE:

If the wiring harness is only partly damaged, a partial repair is also permissible with a new complete wiring harness.

Make sure the wiring harness is installed and secured correctly!

Refer to information on wiring harness repairs:

Convertible top wiring harness overview:

Fig 1: Overview Of Convertible Top Wiring Harness

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Necessary preliminary tasks:

Remove rear seal . Refer to 54 34 347 Removing And Installing/Replacing Rear Roof Frame Seal .
Remove cowl panel trim . Refer to 54 34 127 Removing And Installing/Replacing Trim For Cowl Panel .
Remove side trim panel . Refer to 51 43 002 REMOVING AND INSTALLING (REPLACING) REAR LEFT OR RIGHT SIDE TRIM PANEL .

NOTE: For purposes of clarity, removal of Convertible top wiring harness is shown on removed Convertible top.

Unlock plug connections (1) and disconnect.

Disconnect cable ties and feed wiring harness out of body.

Installation:

Replace faulty cable ties.

Fig 2: Identifying Plug Connections

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Unclip plug connection (1) and disconnect.

Unclip cable holder with wiring harness from Convertible top frame.

Installation:

If necessary, replace defective clips.

Fig 3: Locating Plug Connection

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Unclip cable holder with wiring harness from Convertible top frame.

Installation:

If necessary, replace defective clips.

Fig 4: Locating Cable Holder With Wiring Harness

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Unclip cable holder with wiring harness from Convertible top frame.

Installation:

If necessary, replace defective clips.

Fig 5: Locating Cable Holder With Wiring Harness

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Unclip cable holder with wiring harness from Convertible top frame.

Installation:

If necessary, replace defective clips.

Fig 6: Locating Cable Holder With Wiring Harness

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Disconnect all cable ties from wiring harness.

Installation:

If necessary, replace cable ties.

Fig 7: Identifying Screws

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Release screws (1).

Remove Hall sensors.

Unclip Hall sensor (2).

Disconnect all cable ties from wiring harness.

Installation:

If necessary, replace cable ties.

Fig 8: Identifying Hall Sensor With Screws

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Unclip plastic guide (1).

Disconnect all cable ties from wiring harness.

Installation:

If necessary, replace cable ties.

Fig 9: Identifying Plastic Guide With Cable Ties

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Disconnect plug connection (1) from cable strap.

Detach cable tie.

Installation:

Replace faulty cable ties.

Fig 10: Identifying Plug Connection

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Disconnect plug connection (1) from cable strap.

Detach cable tie.

Feed wiring harness out of locking bar linkage.

Installation:

Replace faulty cable ties.

Make sure wiring harness is correctly positioned in locking bar linkage.

Fig 11: Identifying Plug Connection And Cable Strap

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Installation:

Replace all cable ties
Make sure Convertible top wiring harness is correctly routed
Do not twist or kink Convertible top wiring harness.
Make sure that entire wiring harness is not jammed in Convertible top frame or linkage.
Convertible top wiring harness must not be under tension.
Carry out operational check . Refer to 54 34 001 Checking Function Of EH Convertible Top .