2019-2020 Honda Pilot: Bluetooth HandsFreeLink Freezes After Calls; Voice Tags Are Missing at Startup

NHTSA ID Number: 10183996

Manufacturer Communication Number: A20-096

 

Summary

Service Bulletin – The Bluetooth HandsFreeLink (HFL) system freezes after a phone call and stored voice tags are missing when the ignition is turned ON.

 

2 Affected Products

Vehicle

MAKE MODEL YEAR
HONDA PILOT 2019-2020

 

 

 


SYMPTOM

The Bluetooth® HandsFreeLink® (HFL) system freezes after a phone call and stored voice tags are missing when the ignition is turned ON.

 

POSSIBLE CAUSE

Some audio units are not updated to the latest software version.

 

CORRECTIVE ACTION

Update the audio unit software.

 

REPAIR PROCEDURE

NOTES

  • Before updating the software, write down the customer’s audio unit presets.
  • Connect a fully charged battery jumper to the vehicle, and leave it connected during the entire procedure to maintain steady voltage.
  • Apply the parking brake to keep the headlights off during the update.
  1. From your computer’s desktop, open Honda Firmware Downloader. Refer to job aid Honda Firmware Downloader for additional information. Make sure to use an empty USB flash drive that is formatted to FAT 32.

 

  1. Enter the service bulletin number and the VIN. This is important, as the software can be different depending on the trim level. Select the download icon when the correct software is found.

 

NOTE

The software download may take up to 10-15 minutes, depending on the size of the file.

 

  1. Once the download is complete, return to the vehicle.

 

NOTE

If at any time during the update process a TIMEOUT err or UNDEF err message appears, check the USB flash drive for damage, or use a different one.

 

  1. Turn the ignition to ON.

 

  1. With the audio unit OFF, press and hold the buttons in sequential order as shown. This will let you view the Version display

 

NOTE

The image below is an example.

 

NOTICE

If any of the software versions do not match the ones listed in the table below, do not update the audio unit because you can damage it.

Software Details Affected Software Versions
2019-20 Pilot
System ucom ID01
HMI ucom I001
DSP ucom 11D10109
Bluetooth module 03.29.08VR

 

  1. Exit the Version display screen by pushing the Vol/Power

 

  1. Set Audio Source to USB mode by pressing the MEDIA

 

  1. Plug the USB flash drive into the USB port to start the update. The audio unit will automatically detect the USB flash drive and start the update process.

 

NOTICE

Never disconnect the battery, turn the ignition to OFF, remove the USB flash drive, or press the BACK button while the update is in progress.

 

You will see the following screens as the update runs.

  • Dsp Vup

 

  • HMI-LSI Version

 

  • Sys Ver Up

 

NOTES

  • The screen will go black and the buttons will begin blinking. The blinking will speed up and you will hear a beep every 10% of progress.
  • When the software update is complete, you will hear a long beep, then the Honda logo will appear, and the audio unit will turn off.

 

SOFTWARE UPDATE CONFIRMATION PROCEDURE

  1. With the audio unit turned OFF, press and hold the buttons in sequential order as shown. This will let you view the Version display screen and verify the software version was updated.
Software Details Affected Software Versions
2019-20 Pilot
System ucom IE01
HMI ucom I001
DSP ucom 11D10109
Bluetooth module 03.29.08VR

 

  1. Press the VOL/Power button to exit the Version display

 

  1. Remove the USB flash drive.

 

  1. Press and hold the VOL/Power button to sync the security code.

 

  1. Set the clock to the correct time by selecting MENU, then Adjust Clock.

 

  1. Restore the customer’s audio unit presets, and have the service advisor tell the customer that any previously paired phones must be paired again.

 

END


 

 


1 Associated Document

Manufacturer Communications

A20-096
December 04, 2020
Version 1

https://www.nhtsa.gov/recalls?nhtsaId=10183996

MC-10183996-0001.pdf 712.93KB

MC-10183996-0001

 


 

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