Locate 3-Pin Navigation Interface

Locate 3-Pin Navigation Interface

BMW motorcycles feature a specialized 3-pin navigation interface for connecting navigation devices, such as the BMW Navigator. This interface typically appears as a round or rectangular connector.

1. Locating the Interface:
Attached is an image of the 3-pin connector (X740*1B). To locate this connector: Use the code X740*1B in BMW's diagnostic program ISTA to find its exact position, or Consult your official BMW dealer for assistance.


   - Search for a 3-pin connector near the handlebars or dashboard of your motorcycle.
   - Common locations include:
     • Inside the headlight
     • Right side of the front suspension
     • Front right of the fuel tank opening
     • Lower right side of the fuel tank
     • Below the right speaker
     • Below the left air intake


2. Visual Reference:
   - Refer to the accompanying image for an example of what the 3-pin connector looks like.




3. Model Variations:
   - Be aware that the exact location of the interface may vary slightly between different BMW motorcycle models.

4. Consult Resources:
   - For precise information, refer to your BMW motorcycle's user manual.
   - Alternatively, contact your local BMW motorcycle dealer for accurate connection guidance and support.

5. Additional Assistance:
   - If you need further help, don't hesitate to contact CHIGEE.
   - When reaching out to CHIGEE, provide your motorcycle's model and year for tailored guidance.

6. Important Considerations Before Purchase:
   - Before buying a CGRC LIN, ensure your BMW has the 3-pin navigation interface.
   - Be aware that you will need to disconnect from the BMW NAV to connect the CGRC LIN to the 3-pin navigation interface.

    • Related Articles

    • Avoid Connecting ACC Wire to the 3-Pin

      We do not recommend connecting the ACC Wire to the 3-Pin Navigation Interface, as it may cause problems with the entire motorcycle circuit if the ACC encounters any problems. For a safer and more reliable installation, we recommend connecting the ACC ...
    • Notice: Direct Connection of CGRC LIN to BMW Nav Interface

      BMW have only one 3-pin navigation interface, which cannot be daisy-chained. To access BMW native data, the CGRC LIN must be connected directly to this 3-pin navigation interface. If your 3-pin port is already connected to a Hex EZ Can, please ...
    • Locate DWA and RDC Connector

      During setup, all you need to do is plug the CGRC CAN into one of two module interfaces: either the 4-pin port for the RDC module, which handles tire pressure monitoring, or the 8-pin port for the DWA module, which is the bike's anti-theft alarm ...
    • How do I locate the ACC wire?

      Start by finding the fuse box, then use a multimeter to identify the ACC wire. Set your multimeter to the DC voltage setting. Connect the black meter lead to the battery negative terminal. Use the red meter lead to probe the various wires. The ACC ...
    • Will BSD Indicators Appear in Navigation Mode?

      When you activate the navigation mode, whether using Android Auto or Apple CarPlay, the blind-spot detection indicators will be displayed. For a visual demonstration, please refer to the accompanying video. The relevant segment occurs around the ...