Door Switch: Testing and Inspection
INSPECT COURTESY SWITCH CONTINUITY
a. Connect the connector to the driver door ECU.
b. Check that there is continuity between terminals 3 and 6 when door is opened.
c. Check that there is no continuity between terminals 3 and 6 when door is closed.
If continuity is not as specified, replace the switch.
If continuity is as specified, inspect the switch circuit.