Reverse Polarity Door Locks

If the magnalock is wired in reverse polarity it won t be damaged but it will not operate.

Reverse polarity door locks.

Spal linear actuator 8 inch 129 99. Power door lock kit 2 door universal 39 98. If there are three wires proceed to step 2. Be sure the lock is being powered by a dc source and that polarity is correct red to positive dc black to negative dc.

4 wire reversal door locks. They neither rest at ground or 12v. If the unit continues to appear dead it must be electrically checked with an ammeter. Door locks actuators reverse polarity positive switch trigger type d relay wiring diagram.

But worry no more. Reverse polarity door locks vacuum type door locks mercedes vacuum door locks toyota child safety locks. Reverse polarity door locks this doorlock system has the factory doorlock switches wired directly to the motors in the doors. To lock or unlock the vehicle polarity is changed on one motor leg via a positive pulse from a switch alarm keyless entry etc.

All wires at the doorlock switch rest at ground with the exception of the 12 volt supply wire. Both motor legs rest at ground at the relays. If there are four or more wires make the connections shown in diagram 4 for reverse polarity. Neon 4 piece kit complete undercar kit green.

1 remove the door lock switch on the driver s side of the vehicle to reveal the switch wires. Rather than replace the locking knob with a closet knob simply reverse the doorknob placing the lock on the outside so little fingers can t lock themselves in where they do not belong. If the vehicle is a nissan and it does not have a door lock switch find the single wire in the dri. In this case both motor legs of the door locks are normally open.

In this video i break down what needs to be done and how the circu. When the doorlock switch is activated one of the circuits is opened and 12 volts is sent to the motor to lock or unlock the doors.