DTC: 1406

WARNING: This page is about a different car, the 2018 Honda Pilot, 2017 Honda Pilot, and 2016 Honda Pilot. However, it is still accessible from the selected car via links, so may be relevant.

DTC 1406 : Audio Error 6 (Radio Error)

NOTE:

Check the vehicle 12 volt battery condition first - Refer to:
12 Volt Battery Test (Without Auto Idle Stop System) or

12 Volt Battery Test (Touring) .
This audio DTC sets when a mechanical malfunction in the tuner unit is detected.
Before You Troubleshoot, Make Sure To Follow The General Troubleshooting Information .

Problem verification
-1. Clear the hard error codes.

- 2. Turn the vehicle to the OFF (LOCK) mode, then the ON mode.

- 3. Check for hard error codes.

Is DTC 1406 indicated?

YES

Replace the tuner unit - Refer to:

Tuner Unit Removal and Installation (2016 2017 2018) or

Tuner Unit Removal and Installation (2019 2020 2021) .

NO

Intermittent failure, the system is OK at this time.

DTC 1406 : Audio Error 6 (Radio Error)

NOTE:

Check the vehicle 12 volt battery condition first - Refer to:
12 Volt Battery Test (Without Auto Idle Stop System) or

12 Volt Battery Test (Touring) .
This navigation DTC sets when a mechanical malfunction in the tuner unit is detected.
Before You Troubleshoot, Make Sure To Follow The General Troubleshooting Information .

Problem verification
-1. Clear the hard error codes.

- 2. Turn the vehicle to the OFF (LOCK) mode, then the ON mode.

- 3. Check for hard error codes.

Is DTC 1406 indicated?

YES

Replace the tuner unit - Refer to:

Tuner Unit Removal and Installation (2016 2017 2018) or

Tuner Unit Removal and Installation (2019 2020 2021) .

NO

Intermittent failure, the system is OK at this time.