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Home >> Subaru >> 2021 >> Crosstrek Limited >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> Infotainment System (Diagnostics) >> Diagnostics With Phenomenon >> Inspection >> BLUETOOTH Connection Cannot Be Established

BLUETOOTH Connection Cannot Be Established

Probable cause: 

Bluetooth device malfunction, unit body malfunction

CAUTION: Before performing diagnosis, refer to "CAUTION" in "General Description". Ref. to INFOTAINMENT (DIAGNOSTICS)>GENERAL DESCRIPTION>CAUTION .
  1. CHECK Bluetooth DEVICE  .

    Restart the Bluetooth device, and connect again.

    Does it start properly?

    Yes:  Currently no failure is found.

    No:  Go to  2.

  2. CHECK Bluetooth DEVICE  .

    Re-register the Bluetooth device, and connect again.

    Is connection established?

    Yes:  Currently no failure is found.

    No:  Go to  3.

  3. CHECK Bluetooth DEVICE  .

    Connect other Bluetooth device.

    NOTE: Supported Bluetooth type: Ver. 3.0 + EDR compatible
    • Bluetooth Phone

      Profile

      • HFP: Ver. 1.6
      • OPP: Ver. 1.1
      • PBAP: Ver. 1.1.1
      • MAP: Ver. 1.0
      • SPP: Ver. 1.1
      • PAN: Ver. 1.0
    • Bluetooth Audio Device

    Profile
    • A2DP: Ver. 1.2
    • AVRCP: Ver. 1.4

    Is connection established?

    Yes:  Bluetooth device which cannot be connected might be faulty.

    No:  Go to  4.

  4. CHECK ENVIRONMENTAL CONDITION  .

    Check if any external devices which emit strong electromagnetic waves and noises, such as a radio antenna, is installed inside the vehicle.

    Is the check result OK?

    Yes:  Replace the audio or navigation unit. Ref. to ENTERTAINMENT & MONITORING>AUDIO . Ref. to ENTERTAINMENT & MONITORING>NAVIGATION BODY .

    No:  Remove the external device and perform the inspection from step 1 again.