Power Door Lock Control Module: Testing and Inspection

CONTROLLER
1. Disconnect power door lock controller coupler.
2. Connect (+) cord and (-) cord of 12 V battery to coupler terminal A, B and C as shown in figure.
3. Disconnect cord from terminal C and connect it to terminal D.
4. Repeat Steps 2) and 3) several times and if relay operation is heard every time, it means that controller is operating.