BMW 520d F10 Android Head Unit Review — Modern Interior Upgrade

Transforming the BMW 520d F10: A Modern Interior Upgrade

The BMW 520d F10 generation, often found with an all-black interior, can feel dated. This particular vehicle, a gift for a newly licensed driver, retained its original analog steering wheel and older navigation system. The owner's goal was clear: to modernize the interior and bring it up to contemporary standards. To achieve this, a comprehensive upgrade was planned, starting with a full interior refresh. The owner's wife had already opted for ivory-toned seat covers, setting the aesthetic direction. Consequently, the decision was made to match the new Android all-in-one system and a custom M steering wheel to this bright ivory theme, aiming to completely transform the car's dark, classic ambiance into something fresh and modern.

Upgrading the Head Unit: Streamlining the Infotainment System

The first major task involved addressing the existing aftermarket CarPlay system. While functional, it suffered from a critical issue: the backup camera feed would fail to display when reversing. The installation shop, 'Today's Car Seoul', recognized the complexity, stating, "We couldn't be sure how the previous installer had wired everything, so a thorough inspection of every connection was essential." Accessing the glove box, the team meticulously removed the old CarPlay module and all associated wiring. During this process, they also tidied up the SIM card housing within the glove box, which had become a tangled mess of previous installations and additional wiring. This step is crucial for a successful all-in-one installation – leaving old, legacy wiring in place can lead to interference and compatibility issues with the new system.

Installation Process:

1. Carefully remove the existing aftermarket head unit and all associated wiring from the glove box and dashboard.
2. Inspect and trace all original vehicle wiring harnesses, identifying any previous modifications or non-standard connections.
3. Reconnect essential functions such as the backup camera signal and steering wheel controls to the new head unit's inputs.
4. Install the new Android all-in-one system, ensuring all connections are secure and properly routed.
5. Test all functions, including touch screen operation, navigation, backup camera, and audio output.

During the installation, two specific problems were identified and rectified. The backup camera signal wasn't reaching the new head unit correctly, and the touch controller on the dashboard was unresponsive. These weren't simple plug-and-play issues; they required meticulous tracing and re-routing of the wiring. 'Today's Car Seoul' systematically reconnected the camera signal to the appropriate input on the new system and rewired the power and signal lines for the controller. This detailed work significantly extended the estimated installation time, highlighting the importance of starting from scratch when dealing with previous modifications.

The result is a stunning 12.3-inch full digital display that dramatically enhances the F10's interior. Touch controls, integrated navigation, and the backup camera now function flawlessly. For a BMW 520d, this type of Android all-in-one system installation, including the unit, labor, and necessary wiring corrections, typically ranges from approximately 1.8 to 2.8 million Korean Won, depending on the specific head unit chosen and the extent of any additional wiring work required.

Custom M Steering Wheel: Completing the Interior Harmony

The next upgrade focused on the steering wheel. BMW's stock wheels are known for their substantial, almost 'chunky' grip. To create a distinct visual and tactile contrast with the original all-black setup, the owner commissioned a custom M steering wheel in a bright ivory color. This choice was deliberate, aiming to perfectly match the wife's seat covers and unify the entire interior's color scheme. It wasn't just a color swap; it was a strategic move to brighten the cabin and implement a trendy, cohesive interior design.

Replacing the steering wheel involves safely disconnecting the airbag before proceeding. On the BMW F10, this typically involves removing a retaining screw located beneath the steering wheel, allowing it to be separated from the steering column.