Blinkers work on the car but not left back light or dash lights ...nor the trailer marker lights..
Is this the fuse that blew in the car or what? Im


Classic Finn

Classic Finn wrote:How can a person tell if these fuses are gone.. they are not the typical round narrow but flat square ones... ok except trying of course ..
Classic Finn
brian_bp wrote:snip...The holes just let you reach the contacts.
If it is out of the fusebox, use an ohmmeter (or continuity tester). A blown fuse is an open circuit (infinite resistance, no continuity); a good fuse is just a bit of wire (very low resistance, good continuity).
kurtibm wrote:Classic Finn wrote:How can a person tell if these fuses are gone.. they are not the typical round narrow but flat square ones... ok except trying of course ..
Classic Finn
Hopefully these are the one(s) you have and you'll be able to see from this pic.....
The wire 'bend' within the fuse will have melted and the break should be visible..
Nitetimes wrote:It might be as simple as the fuse being too small. I have had that problem with quite a few vehicles in the past few years. A lot of the have 7.5 amp fuses and that's not enough when you add the extra lights from the trailer.
First disconnect the trailer plug, put in a new fuse and make sure the car lights are alright. If that checks out ok plug the lights back in replace the fuse with a 10 amp one and turn on the lights, if it doesn't blow again then that's your problem. If it does you might want to check for a short in the triler light wiring.
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