Thank you for your purchase from etrailer of the T-One Vehicle Wiring Harness with 4-Pole Flat Trailer Connector # 118758, and I have a number of suggestions. The first thing to do is take a look at your owner's manual to locate any fuses or relays and ensure they are all there and in working order. If they are, in order to determine the specific problem you will need to purchase a circuit tester if you do not have one - the very handy Cordless Circuit Tester # PTW2979 - and test the connector... view full answer...
There are a number of troubleshooting steps you can take if your trailer's turn signals don't work after you installed the Wiring Harness # C56381 on your Hyundai. The first thing to do is take a look at your owner's manual to locate any trailer fuses or relays and ensure they are all there and in working order.
If they are, in order to determine the specific problem you will need a Circuit Tester like # PTW2979 and test the connector on your vehicle after disconnecting it from your trailer.... view full answer...
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