F 3 error code kenwood ac - Kenwood Car Audio & Video

Question edited for clarity.
Question moved from Computers and Internet category.

There are no mentions anywhere for that model or that error code, however all faults seem to be from accessories or devices that are plugged in via USB. Normally drawing to much power.

https://www.google.com/search?q=Kenwood+dmx908s+error+code+4453

Support ' DMX908S ' eXcelon ' Car Entertainment

KENWOOD https://www.kenwood.com > usa > dmx908s > support
... Number) code is fixed. (e.g. "0000"). · The pairing and connection process depends on the cell-phone. Please check the operation of your cell-phone in ...

..

How do I correct it?

'EF' is not a Kenwood error code. We are not Kenwood, we just have a Kenwood category.

https://sialkotacrepairing.com/2020/01/20/kenwood-ac-error-codes/

Are you sure is is Kenwood? YouTube on EF.

EF Code Work-Around - CoolBot Support - YouTube

www.youtube.com > watch
2:02 If you are experiencing an "EF" code flashing on your screen, watch this video on ... TCL DC INVERTER AIR ... Jul. 22, 2016 · Uploaded by CoolBot
Missing: Kenwood ‎' Must include: Kenwood

and finally

https://www.google.com/search?q=EF+error+in+Kenwood+Inverter+AC

..

He is asking about DC inverter AC and you all idiots giving solution of washing machine

https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=&cad=rja&uact=8&ved=2ahUKEwjv1Zqgmer6AhVrg4kEHX8DBfMQrAIoAHoECAwQAQ&url=https%3A%2F%2Fwww.fixya.com%2Fsupport%2Ft29772170-e5_error_kenwood_mean_much_cost_repair&usg=AOvVaw0_XmQ989m0ELYY1Qe4oBEN

The Possible Causes of the errors are:-
Wiring Mistake or Wiring Problem
Bad Sensor or not work properly
Bad PCB Board on your ac

The PCB computer board that controls a mini split is having a problem seeing the correct voltage from the sensors it uses.

The wiring and many sensors need to be checked to see if they are malfunctioning.

Indoor room temperature sensor.
To troubleshoot a unit the location of the many sensors will need to be known.

This information can be found in the manual for the unit and depending on the manufacturer may be available from their website.

It is also possible that the PCB board has gone bad.
If after testing all the sensors and wiring and they show good this usually points to a bad PCB board.

Another thing that can cause problems is a unit wired wrong or wiring that has a short or open.
Most often these errors require a technician and will be outside the average home DIY job.
http://www.hvachowto.com/2017/06/15/e4-e5-e6-f1-f2-f3-error-codes-on-a-mini-split

Cl pel ac errar

can not find much here but it seems like the air filter is pluged

e3 error code comes when room not getting cool after 3 hours ac working, pls close all doors and windows and if possible try to run ac in an empty room for 1 hour , then check for fault,

I have kenwood invertor AC, i get P6 error on display.. what to do??