BMW Car Access System

Doors/windows, Comfort opening/closing, Battery

Codeable settings
18
Sections
Auto Start Stop function, Doors/windows, Audio, Convenient opening/closing

The CarCoding app allows you to modify settings for the BMW Car Access System using an ELM327 BLE OBD2 adapter. This unit manages doors, windows, Comfort opening and closing, and battery functions. For F and G series vehicles, the unit is read from the car via SVK.

CarCoding provides access to eighteen configurable settings within the Car Access System. You can adjust options such as turning off the Auto Start Stop function by default, enabling automatic door locking, and setting convenient opening with remote control.

Convenient opening/closing

SettingDescription
Convenient openingEnable/disable the convenient opening. During convenient opening the windows are opened and the power folding mirrors are unfolded. For a convenient opening the unlock button on the remote control has to be pressed and held. When using Comfort Access, the door handle has to be gripped and held.
Convenient opening with remote controlEnable/disable the convenient opening with the remote control. For convenient opening with the remote control, the unlock button has to be pressed and held.
Convenient opening delay rear windowsThe delay at which the rear windows are opened during convenient opening.
Convenient opening delay sunroofThe delay at which the sunroof is opened during convenient opening.
Convenient closingEnable/disable the convenient closing. During convenient closing the windows are closed and the power folding mirrors are folded in. To trigger convenient closing the lock button on the remote control has to be pressed and held. Please note that this option does not work for convertibles.
Convenient closing with remote controlEnable/disable the convenient closing with the remote control. For convenient closing with the remote control, the lock button has to be pressed and held. Please note that this option does not work for convertibles.
Convenient closing with Comfort AccessEnable/disable the convenient closing with the Comfort Access. For convenient closing with the Comfort Access the door handle has to be touched and held at the ribbed surface. Please note that this option does not work for convertibles.
Convenient closing delayThe delay for the convenient closing before the windows are closed.
Convenient closing delay front windowsThe delay at which the front windows are closed during convenient closing.
Convenient closing delay sunroofThe delay at which the sunroof is closed during convenient closing.

Doors/windows

SettingDescription
Horn signal when locking the car with engine runningEnable/disable the horn signal that sounds when locking the car with the engine running.
Lock doors automaticallyThe doors are locked automatically when reaching the set speed.
Unlock doors automaticallyThe doors are unlocked automatically when the key is removed. Please note that this only works if the doors have been locked automatically before.

Auto Start Stop function

SettingDescription
Auto Start Stop function off by defaultSet the Auto Start Stop function to off by default when the car is started. Please note that the Auto Start Stop function is automatically activated again in ECO PRO driving mode.
Auto Start Stop function memorySave the last used Auto Start Stop function setting for the next start of the car. Please note that the Auto Start Stop function is automatically activated again in ECO PRO driving mode.

Audio

SettingDescription
Shut off iDrive system when driver door is openedEnable/disable the automatic shut-off of the iDrive system when the driver door is opened.

Battery

SettingDescription
Battery typeThe type and capacity of the 12 V battery. Please note that this value must only be modified if the battery in the car has been replaced. After coding, the battery replacement has to be registered using “BimmerLink” additionally.

Mirrors

SettingDescription
Fold/unfold mirrors automatically (1 of 2)The mirrors are folded automatically when the car is locked with the remote control or Comfort Access and unfolded again when the car is unlocked. Please note that your car has to be equipped with power folding mirrors and that this option does not work for convertibles. “Fold/unfold mirrors automatically (2 of 2)” in the “Footwell Module” control unit has to be enabled additionally. Use a backup to revert this coding if needed after it has been applied.

Records without a translation are shown in their source language (raw).

Frequently asked questions

What can be coded in the BMW Car Access System unit?

CarCoding defines 18 codeable settings for this unit; examples: Auto Start Stop function off by default, Auto Start Stop function memory, Lock doors automatically, Shut off iDrive system when driver door is opened, Unlock doors automatically, Convenient opening.

Which BMWs have the Car Access System unit?

On F and G series the unit is read from the car via SVK; whether your car has it depends on its equipment.

Which adapter do I need?

An ELM327-based OBD2 adapter with Bluetooth Low Energy (BLE) is all you need; the app runs on iPhone and Android and is free to download.

Get CarCoding

Connect your ELM327 adapter, read fault codes, and browse module settings on supported vehicles.

The app is free to download.