BMW Rear Electronic Module

Lighting, Tailgate, Reversing camera

Codeable settings
21
Sections
Daytime running light, Park Distance Control, Rear view camera, Brake Force Display

The BMW Rear Electronic Module controls lighting, tailgate, and reversing camera functions. CarCoding allows you to modify 21 settings on this unit. For F/G series vehicles, the module is read from the car via SVK.

You can adjust daytime running lights, Park Distance Control, and rear view camera options. Examples include changing PDC speed switch-off thresholds, activating PDC when rolling backwards, and configuring LED conversion outer tail lights.

LED conversion

SettingDescription
LED conversion outer tail lightsActivate this function when the lamps for the corresponding lights have been replaced with LEDs in order to prevent errors in the vehicle from being displayed and the LEDs from flickering. Use a backup to revert this coding if needed after it has been applied.
LED conversion inner tail lightsActivate this function when the lamps for the corresponding lights have been replaced with LEDs in order to prevent errors in the vehicle from being displayed and the LEDs from flickering. Use a backup to revert this coding if needed after it has been applied.
LED conversion brake lightActivate this function when the lamps for the corresponding lights have been replaced with LEDs in order to prevent errors in the vehicle from being displayed and the LEDs from flickering. Use a backup to revert this coding if needed after it has been applied.
LED conversion Brake Force DisplayActivate this function when the lamps for the corresponding lights have been replaced with LEDs in order to prevent errors in the vehicle from being displayed and the LEDs from flickering. Use a backup to revert this coding if needed after it has been applied.
LED conversion rear fog lightActivate this function when the lamps for the corresponding lights have been replaced with LEDs in order to prevent errors in the vehicle from being displayed and the LEDs from flickering. Use a backup to revert this coding if needed after it has been applied.
LED conversion reversing lightActivate this function when the lamps for the corresponding lights have been replaced with LEDs in order to prevent errors in the vehicle from being displayed and the LEDs from flickering. Use a backup to revert this coding if needed after it has been applied.
LED conversion rear turn signalsActivate this function when the lamps for the corresponding lights have been replaced with LEDs in order to prevent errors in the vehicle from being displayed and the LEDs from flickering. Use a backup to revert this coding if needed after it has been applied.
LED conversion license plate lightActivate this function when the lamps for the corresponding lights have been replaced with LEDs in order to prevent errors in the vehicle from being displayed and the LEDs from flickering. Use a backup to revert this coding if needed after it has been applied.
LED conversion center brake lightActivate this function when the lamps for the corresponding lights have been replaced with LEDs in order to prevent errors in the vehicle from being displayed and the LEDs from flickering. Use a backup to revert this coding if needed after it has been applied.

Park Distance Control

SettingDescription
Speed switch-off threshold for visual and acoustic PDC warningsThe speed at which the visual and acoustic PDC warnings are turned off.
PDC speed switch-off thresholdThe speed at which the PDC is turned off automatically.
PDC distance switch-off thresholdThe driven distance after the PDC is turned off automatically.
Activate PDC when rolling backwardsEnable/disable the automatic activation of the PDC when the car starts rolling backwards.
PDC deactivation during trailer operationThe PDC is deactivated automatically during trailer operation.

Brake Force Display

SettingDescription
Brake Force Display lightsThe lights used for the Brake Force Display.
Brake Force Display flashing frequencyThe flashing frequency of the Brake Force Display.

Daytime running light

SettingDescription
Daytime running light tail lights outer partEnable/disable the outer part of the tail lights with the daytime running light.
Daytime running light tail lights inner partEnable/disable the inner part of the tail lights with the daytime running light.

Rear view camera

SettingDescription
Rear view camera speed switch-off thresholdThe speed at which the rear view camera is turned off automatically.
Rear view camera distance switch-off thresholdThe driven distance after the rear view camera is turned off automatically.

Retrofit

SettingDescription
LCI tail lightsCoding of all relevant functions for retrofitted LCI tail lights. Please note that the wiring of the tail lights may also have to be adapted. You can find information on this in the manufacturer's installation instructions.

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

Frequently asked questions

What can be coded in the BMW Rear Electronic Module unit?

CarCoding defines 21 codeable settings for this unit; examples: Daytime running light tail lights outer part, Daytime running light tail lights inner part, PDC speed switch-off threshold, Rear view camera speed switch-off threshold, PDC distance switch-off threshold, Rear view camera distance switch-off threshold.

Which BMWs have the Rear Electronic Module 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.