Check Harness Between Keyless Buzzer And Keyless Entry Control Unit

Disconnect the connector from keyless entry control unit.

Measure the resistance between keyless buzzer and keyless entry control unit.

Connector & terminal 

(F102) No. 1 - (B176) No. 16: 

Is the resistance more than 10 Ohm? 

YES. Go to  CHECK KEYLESS BUZZER  . 

NO 

Repair the harness between keyless buzzer and keyless entry control unit.