1989 mk3 supra tail light problem

Busted Knuckles · 10-01-2010, 06:19 AM

Check the grounds. If the ground circuit at the tail lights goes bad, the brake lights will use the double filament to seek ground through the parking lights, powering up the parking light circuit and the dash light circuit.

10-01-2010, 06:19 AM	#4
Busted Knuckles 12psi boost Join Date: Dec 2007 Location: Atlanta Posts: 300	Check the grounds. If the ground circuit at the tail lights goes bad, the brake lights will use the double filament to seek ground through the parking lights, powering up the parking light circuit and the dash light circuit.