Race Car Kill Switch Wiring Diagram
Cut the positive battery cable near where the switch will be located.
Race car kill switch wiring diagram. Install 3 8 ring terminals on each cut end. The wiring diagram made for blownz was made on a spreadsheet. Wire your own race car with the help of former cup electrical specialist rick elgin. These leads will go to the switch panel in the cockpit.
In addition to this it would be a great idea to sketch a diagram of the car and roughly plot everything. When either the rear switch or the drivers kill switch the power is broken to the ign car etc and the altenator feed is going direct to the battery so it cannot backfeed the ignition. Connect one ring terminal to one main stud terminal on the switch and connect the other ring terminal to the other stud. Heres a complete guide to wire up a kill switch so you can race at the track if your battery is relocated.
If charging car won t shut down at the rear kill switch but will shut off with the ignition switch inside. With the switch on there should be continuity from one 38 stud to the other 15 ohms or less resistance. However our system also allows multiple kill switches to be installed and the fitment of two external kill buttons one on each side of a race car has become popular safety feature. Turn the car off and disconnect the negative battery cable.
When it comes time to get started everything will be mapped out. Obviously the charge circuit is back feeding into the run circuit with the switch open which is probably against nhra rules. The isolator can be controlled by any number of switches although the usual configuration is one internal on off switch and one external kill button. Polarity does not matter.
Also this can be used as a guide if you want to relocate your battery. And we ll prove it with these great tips. Problem goes away if yellow wire is disconnected but then it doesn t charge either. That way the power from the altenator is located right at the source power for the ignition etc and there won t be voltage drop.