04-27-2021, 01:27 AM
I test fuses carefully
some have hair line cracks a human many can not see.
I use a voltmeter both sides 12vdc is good. (fuse is hot all the time for HL and park by laws)
or removed and ohm meter (DMM) shows 0 opens and is a short means good.
this fuse love to blow for trailer wring from hell, person did it is a hack.
or dome lamp box bashed to death and now shorted. seen lots of those here.
some have hair line cracks a human many can not see.
I use a voltmeter both sides 12vdc is good. (fuse is hot all the time for HL and park by laws)
or removed and ohm meter (DMM) shows 0 opens and is a short means good.
this fuse love to blow for trailer wring from hell, person did it is a hack.
or dome lamp box bashed to death and now shorted. seen lots of those here.
http://www.fixkick.com