Steering Wheel control Primary harness adapters convert the commands from your car's steering wheel controls to a code that an aftermarket radio can recognize. A patch lead is also requires for SWC type systems based on the brand of head unit you have. for more details check out our you tube video. http://aerpro.com/video/control_harness_installation

CHBM9C Steering wheel control interface to suit BMW - various models amplified systems excluding harmon

amplified systems (Exc'Harmon)
Description: 

The Aerpro CHBM9C Steering Wheel Control Interface (SWC) allows you to upgrade to an aftermarket headunit whilst maintaining use of your factory steering wheel controls. Engineered to suit various BMW with Business Headunits and OEM Amplified Systems (excluding Harmon Kardon), the steering wheel control interface includes a harness that is fitted with a vehicle specific plug designed to connect directly into the existing wiring in the vehicle with ease, no cutting of the factory wiring harness in the vehicle is required. Installation of the aftermarket headunit is simplified even further when paired with the optional Aerpro APP9 Headunit Secondary ISO Harness & SWC Patch Lead, which connects between the aftermarket headunit and the Aerpro Steering Wheel Control Interface.

  • Please Note:
    • Steering Wheel Control Interfaces vary between models, to find the correct part for your vehicle use the Aerpro Vehicle Selector.
    • A Steering Wheel Control Patch Lead is required to be used in conjunction with this part to enable Steering Wheel Controls to function (sold separately).
    • Aftermarket headunit must be SWC compatible and Steering Wheel Control Functions may vary from the OEM Functions.
Features: 
  • Allows you to upgrade to an aftermarket headunit whilst maintaining use of your factory steering wheel controls
  • Increases driver safety by allowing you to keep your hands on the steering wheel and eyes on the road
  • Supports OEM Phone Button when connected to compatible aftermarket bluetooth headunits
  • Suitable for vehicles with BMW Business Headunits and OEM Amplified Systems (excluding Harmon Kardon)
  • Fitted with a vehicle specific plug, no cutting of wires required
  • Recommended to be installed with an Aerpro APP9 Headunit Secondary ISO Harness & SWC Patch Lead (sold separately)
  • Requires SWC patch lead to provide compatibility with the aftermarket headunit (sold separately)
Specs: 
  • INTERFACE TYPE: ANALOGUE
  • PATCH LEAD TYPE: C
  • PHONE BUTTON COMPATIBILITY: YES
  • VOICE ASSISTANT SUPPORT AVAILABLE: YES
    • For Voice Assistant support the interface requires firmware version xx.3. To update the firmware please contact your Authorised Aerpro Dealer
    • If your steering wheel control does not have a Voice Assistant button, the answer button will function as voice support instead
    • Aftermarket headunit and phone must also support Voice Assistant feature for this feature to work
  • OUTPUTS:
    • REVERSE TRIGGER: NO
    • PARK BRAKE: NO
    • SPEED PULSE: NO
    • ILLUMINATION: NO
    • AMP REMOTE: YES (BLUE)
  • OTHER RETENTION:
    • OEM AMPLIFIED SYSTEM: YES (EXCLUDING HARMON KARDON)
  • NOTES:
    • Aftermarket headunit must be SWC compatible
    • SWC patch lead is also required to enable SWC (sold separately)
    • Analogue control harness, does not provide VSS, handbrake or reverse trigger outputs
    • Suitable for vehicles fitted with BMW Business Headunits
Vehicles known to work with this product:
BMW 3 Series 1998-2005 E46 (Headunit Dependant)
BMW 5 Series 1996-2004 E39
BMW X5 2000-2006 E53

Weight: 

0.10KG
Manuals & Firmware

Manuals: 

PDF icon chbm9c.pdf