I would wire them using a common relay and a ground switched circuit i.e. Terminal #30 Hot Terminal #87 Load Terminal #85 Hot Terminal #86 Switched to Ground
Something on that circuit is drawing more current than the wiring can safely handle.
There are a number of reasons why your parking lights won't turn off. There could be a wiring problem in the system.
If the front lights go out when everything is turned off on a Renault Modus, this may be due to grounded wiring. Check all wiring that lead to the front lights and the connectors to the battery.
There are several online stores that sell quality Jeep off road lights, some of which also offer free shipping. The best automotive store to purchase off road lights is Car ID, as they offer a wide-range of products at affordable prices.
Is it the taillights or the brake lights? If taillights it may be a wiring problem, If brake lights check the switch on the brake pedal
there's a short in the wiring or in the fuse box
Brake lights could stay on in a 1999 Dodge Stratus because of a short in the wiring. If the headlamps are off and the brake lights are still on, check the wiring for the brake lights that is inside the trunk. Sometimes cargo in the trunk can interfere with the lights.
Most likely poor wiring.
There may be a problem with your electrical wiring that is preventing your hazard lights from turning off. You should take your car to a Toyota mechanic.
The parking lights on a 2006 Pontiac Grand Prix will not shut off if the switch has become damaged or the wiring has a short. This will trigger the lights to stay on regardless of the input from the driver.
I have a 1977 ford e-350 coachmen camper and when i drive down the road the lights turn off and on
If your side lights stay on when your ignition is off on a Granada Scorpio Costworth, it could indicate a wiring malfunction. You should also check the fuses.