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BimmerCode

BMW Coding & Hidden Features

Unlock features your BMW already has but the factory left switched off — folding mirrors, sport displays, no start-stop nag, and dozens more — with a phone app and a cheap adapter. Coding isn't tuning: it changes settings, not power. Here's everything you need to do it safely, and the best codings for your car.

What it is
Feature coding app
You need
App + OBD adapter
Best for
F & G chassis
Difficulty
Beginner-friendly
Reversible?
Yes — note values

Start Here

New to coding? Read these three first — what it is, whether your car's supported, and the one piece of hardware you need.
The Basics

What Is BimmerCode? (Coding vs Tuning)

What coding actually does, how it differs from tuning, what you can and can't change, and why it's safe and reversible when done right.

Read the guide →
Compatibility

Is My BMW Supported?

Why BimmerCode shines on F- and G-chassis cars, what older E-chassis cars need instead, and how to check.

Read guide →
Hardware

The Right OBD Adapter

The one piece of hardware you need — which Bluetooth adapter works reliably with BimmerCode, and what to avoid.

Read guide →

Getting Started

How to code without fear — and how BimmerCode fits alongside the other tools.
Guide

How to Code Your BMW Safely

The step-by-step: connect, back up, change one thing at a time, and revert if needed.

Read guide →
Comparison

BimmerCode vs BimmerLink vs Dealer

What each tool is for — feature coding, diagnostics, and what only a dealer can do.

Read guide →

Best Codings

The popular feature unlocks — by chassis, so you get the ones that apply to your car.
Best Codings

15 Best BimmerCode Mods

The most popular, useful and crowd-pleasing codings across modern BMWs, ranked.

Read guide →
Best Codings

Best Codings: F-Chassis (F30)

The codings worth doing on an F30/F31 and related F-chassis cars.

Read guide →
Best Codings

Best Codings: G-Chassis (G20)

The best feature unlocks for the G20/G21 and its big iDrive system.

Read guide →
Best Codings

Best Codings: M3 (F80/G80)

M-specific codings — gauges, sound, and convenience tweaks for the M3.

Read guide →

Popular Individual Guides

Step-by-step walkthroughs for the single codings people search for most.
Individual Guide

Enable Video in Motion

Allow media playback while moving — plus the important legality caveat.

Read guide →
Individual Guide

Disable Auto Start-Stop by Default

Make the car remember start-stop off, so you stop pressing the button every drive.

Read guide →
Individual Guide

Folding Mirrors on Lock

Auto-fold the mirrors when you lock and unfold when you unlock.

Read guide →
Individual Guide

Sport Displays & Needle Sweep

Enable digital sport gauges, power/torque readouts and the startup needle sweep.

Read guide →
Individual Guide

Seatbelt Chime Tweaks

Soften or adjust the seatbelt reminder for short driveway moves.

Read guide →
Individual Guide

Comfort & Convenience Codings

One-touch windows, comfort access tweaks, lighting and the small quality-of-life wins.

Read guide →

Troubleshooting

When it won't connect, or you want to undo a change.
Troubleshooting

Adapter & Connection Issues

Fixing the common "can't connect" problems — adapter choice, Bluetooth, app settings.

Read guide →
Troubleshooting

Reverting to Factory Coding

How to undo a change cleanly and get back to stock if a coding isn't for you.

Read guide →

Guides for Every BMW

Tools and buyer's guides that pair with coding your car.
OBD2 Scanners
Codes & diagnostics
DIY Tools
The kit every owner needs
Battery Tender
Stable voltage for coding
F30 Hub
The F-chassis 3 Series
G20 Hub
The current 3 Series
All Generations
Every 3 Series & M3