2016-2019 BMW 7 Series Rear Fuse Box 6114937750302

Also known as

Fuse Block

Power Distribution Module

PDM

Junction Box

Relay Box

Integrated Supply Module

What this part does

The fuse box distributes electrical power from the battery to various circuits throughout the vehicle, utilizing fuses and integrated relays to protect sensitive electronics from current overloads. In modern BMW platforms, these distribution modules are highly integrated with the vehicle's network, managing power states for the engine management, lighting systems, and interior accessories. It is typically located in the trunk area or passenger footwell, depending on the specific vehicle architecture. When this component fails, suffers a blown internal trace, or sustains water damage, it routinely causes cascading electrical faults, loss of communication with individual control units, or a complete no-start condition.

Fits these vehicles

OEM and interchange numbers

6114937750302

61149377503

61-14-9-377-503

Before you order

You must verify the OEM part number on your original unit before purchasing. BMW utilizes several different power distribution modules within the same model year depending on the specific factory options and accessory packages installed on the car. Installing a fuse box with an unmatched part number can lead to missing power feeds for certain modules or immediate warning lights on the dashboard. Prior to installation, carefully inspect the wiring harness connectors in your vehicle for any signs of melted plastic, burned pins, or green copper corrosion. If the original failure was caused by moisture intrusion or a dead short in a peripheral component, that underlying issue must be resolved first, or the replacement module will suffer the exact same failure. Once installed, clearing residual low-voltage fault codes across the vehicle network with a diagnostic scanner is heavily recommended to restore normal operation.