Reverse Light Switch Wiring Diagram

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The wiring diagram shows the turn signal fuse also powers the reverse lights, so if they work, the fuse is ok. The reverse light wire is light green in color, at the switch. Once you verify the bulbs are good, and the grounds on the sockets are good, then you'll need to access the switch in the console. Find the light green wire, and check it for power(12v) with the key on,.

This applies to any car and any lighting circuit, and all you need is a basic test lig. Looking at the '68 wiring diagram. It appears they took the wires directly from the door a pillar connector to the trans switch. White wire is feed. Violet out of the switch to reverse lights. Dotted lines shown to the firewall bulkhead d and c for both. So i bet auto's went the way the wiring diagram shows and manuals got the extra wires shown as dotted. Steps to find the reverse light wire. You have to turn on the ignition, put the gear in reverse, and turn on the parking brake.