Error code

Yamahafz6 All models code B4

No approved translation for this record yet; showing the original text.

Meaning

Defective neutral switch

Signed-in members see the LED pattern and how to read the code with the remote control on eligible records.

Execute the diagnostic mode (code No. Refer to “CHECKING THE SWITCHES” in chapter 8

Solution steps are not shared for faults that may be dangerous.

No do-it-yourself solution is given for this fault. For your safety, call an authorised service.

Get help from a technician over a video call.