BMW E70 Audio Control Buttons
This is the OEM audio control button assembly for BMW E70 X5 (2007–2013), designed for Professional Radio (CHAMP/M-ASK) and Professional Navigation (CCC) head units. It integrates physical buttons, rotary knobs, and rocker switches for intuitive audio/navigation control, matching factory interior trim and MOST/K‑CAN bus compatibility.
Core Functions
- Volume Control: Rotary knob for precise adjustment; press for mute; long‑press (ignition off) to reset head unit.
- Source Selection: Toggle between FM/AM, CD/DVD, USB/AUX, Bluetooth audio, Sirius/XM, and rear entertainment (RSE).
- Preset Stations: 8 programmable favorite buttons (long‑press to save; short‑press to recall).
- Media Navigation: Rocker switch for track/station skip; CD/DVD eject buttons.
- Mode Switching: Button 7 = FM/AM band selects; Button 8 = audio/navigation/phone mode toggle.
- System Integration: Works with iDrive, HiFi/Top‑HiFi amplifiers, and MOST bus for diagnostics.
Compatible Models
- BMW X5 (E70): 2007, 2008, 2009, 2010, 2011, 2012, 2013 (all trims: 3.0si, 4.8i, M, xDrive35i, xDrive50i).
- Head Unit Compatibility: CHAMP, M‑ASK, CCC (Professional Radio/Navigation).
- Audio Systems: Standard HiFi (12 speakers), Top‑HiFi (16 speakers), Rear Seat Entertainment (RSE).
