Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Circuit/System Verification
- Verify no DTCs are present.
- If any DTCs are present
Refer to Diagnostic Trouble Code (DTC) List - Vehicle .
- Go to next step: If no DTCs are present
- If any DTCs are present
- Verify the A11 Radio calibrations are current.
- If the radio calibrations are not current
Reprogram the A11 Radio and re-evaluate the concern.
- Go to next step: If no update calibrations are available
- If the radio calibrations are not current
- Ignition ON, infotainment system ON.
- Verify the infotainment system successfully pairs with the MIT tool.
- If the infotainment system does not successfully pair with the MIT tool.
- Perform the 3 vehicle Factory Resets located in Setting>System>Return to Factory Settings.
- Verify the infotainment system successfully pairs with the MIT tool.
- If the infotainment system does not successfully pair with the MIT tool.
Replace the A11 Radio.
- If the infotainment system does not successfully pair with the MIT tool.
- Go to next step: If the infotainment system successfully pairs with the MIT tool.
- Verify the infotainment system successfully completes the desired feature test using the MIT tool.
- If the feature test is successful but the audio is distorted.
Refer to Speaker Malfunction (without UQA) Speaker Malfunction (UQA)
- If the feature test is not successful
Replace the A11 Radio.
- Go to next step: If the feature test is successful
- If the feature test is successful but the audio is distorted.
- Verify the customers device can be paired with the infotainment system.
- If the device can not be paired with the infotainment system.
Perform a reset on the device. Refer to device manufacture's information.
- Verify the customers device can be paired with the infotainment system.
If the device still will not pair inform the customer the issue is with the device.
- Go to next step: If the device successfully pairs with the infotainment system.
- If the device can not be paired with the infotainment system.
- Verify audio can be heard while streaming from the device.
- If audio can not be heard while streaming.
Ensure the volume on the device is turned up to an adequate level.
- Go to next step: If audio can be heard while streaming.
- If audio can not be heard while streaming.
- All OK.
The MIT tool can be used to test either cellular phone or streaming audio functions. Refer to the tool instructions, and perform the appropriate test(s) related to the customers concern in the following steps.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.