Trunk Opening Function Via Remote Control Is Inoperative (66 01 05)

Publication date: 2005-08-01
Reference number: 66 01 05

TRUNK OPENING FUNCTION VIA REMOTE CONTROL IS INOPERATIVE

TECHNICAL SERVICE BULLETIN

Reference Number(s): SI B66 01 05, Date of Issue: August 2005

BMW:	E65/E66 (7 Series) without Option 322 (Comfort Access), from October 2001 up to March 2005.; E65/E66 (7 Series) with Option 322 (Comfort Access), from March 2003 up to March 2005.
GROUP:	66 - Remote Control Systems

Trunk Opening Function Via Remote Control is Inoperative

After Sleep Mode, the trunk can't be opened with the remote control.

The trunk can only be opened via the interior or exterior button.

All other remote control functions are working correctly.

After locking and unlocking the vehicle, the trunk release function via the remote control is restored.

Signal from the remote control is not recognized correctly by the CAS (Car Access System).

In case of a customer complaint:

Allow vehicle to enter Sleep Mode (>16 minutes, CAS backlight has to be off).
Press the trunk unlock button on the remote key and confirm the customer complaint.
Check other remote control functions (convenience opening, door lock/unlock).
NOTE: If other remote control functions do not work correctly, continue troubleshooting!
If the customer complaint is verified and there are no other issues with the remote control functions, replace the CAS with an improved part.

For installation instructions refer to Repair Instruction "61 31 019 Removing and installing (replacing) ignition starter switch ".

Refer to SI B09 05 01 (Coding, Individualization and Programming) "Procedure A", for any necessary coding and programming.

Note that CIP will automatically reprogram all programmable control units that do not have the latest software.

Part Number	Description	Quantity
61 31 6 972 435	CAS without option 322 (Comfort Access)	1
61 31 6 972 437	CAS with option 322 (Comfort Access)	1

Covered under the terms of the BMW New Vehicle Limited Warranty.