In most cases you will not need to add relays for this type.
Reverse polarity door lock wiring.
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Door locks actuators reverse polarity positive switch trigger type d relay wiring diagram.
Type a and type b are the most common types of door lock switch configurations found in most vehicles.
How to wire 5 wire reversing polarity door locks in early toyota and ford.
The switch when moved in either direction applies both power and ground directly to motor legs without the use of any relays.
To the coil of the respective relay.
Power door lock 5 wire reverse polarity lt.
Both motor legs rest at ground at the relays.
How to wire forward reverse motor control and power circuit.
To lock or unlock the vehicle polarity is changed on one motor leg via a positive pulse from a switch alarm keyless entry etc.
Door locks 5 wire alternating 12 volts positive type c relay wiring diagram.
Blue harness coming into vehicle from driver s door or harness in driver s kick panel power door unlock 5 wire reverse polarity black white harness coming into vehicle from driver s door or harness in driver s kick panel parking lights brown at light switch or driver s kick panel.