The Horn is ok again by just changing the fuse.
Why did the fuse fused is still to find out.
This morning I changed the oil :
There is many plugs under this truck. Do not remove the wrong one !
This one is for the engine oil:
There it goes!
This is what will remplace the plug:
Kind of valve. available at
http://www.qwikvalve.com/
For my 'Hoe, part# is F107 or F107N if you want the nipple like I did.
I needed to use a M/F adapter otherwise it would have been impossible to open/close:
It's rock solid, and well tightened.
And for thoses who are not confident, You can use the metal clip to avoid any unwanted opening.
I find it useless as the control lever is hard enough not to maneuver by itself. But now at least my mind is at peace.
Now the oil filter. I loosen it with a filter wrench and ended by hand:
I saw some minor metal parts on the magnetic end of the plug. I don't like that. I also noticed some traces when I wiped clean my can for used oil :
Once filled, put the ignition key on "run", press 3 times the gaz pedal and read:
(which is "Oil Engine Time" in French).
Done for this morning.
Now I'm going to swap my front shocks.