Ok, it sounds like you might have a circuit board issue
I sent my direct contact information to you already and have responded to your
direct messages as well
-AKATV
Welcome to the forum!
First thing I would do is make sure that you have power on both brown/black wire red/black wire with the key on
i’ve been seeing a lot of these lately with a failed CPU and the card needs to be replaced
Not saying that your case, but it could possibly be
I will send my contact information to your message box as well
I recommend downloading the Honda factory service manual from our digital library as well to troubleshoot that oil circuit
-AKATV
@AKATV I am a new member and am getting familiar with the platform.
2004 Honda Rancher 400 AT 4WD
Backlight works - no data is displayed
Neutral / Reverse / 4WD LED's light when appropriate
Oil LED never lights - I need to troubleshoot sending unit
Connectors at gauges and Grey connector on harness look clean and shiny
Would like to have gauges repaired - please let me know what my next action is.