Entry Answer-back Buzzer does not Sound [09/2013 - ]: Procedure

CHECK WIRELESS DOOR LOCK BUZZER OPERATION
1. When the wireless operation is used to lock and unlock the doors, check that the wireless door lock buzzer sounds normally. Refer to OPERATION CHECK [09/2013 - ] .
NG → See step 2

OK → See step 3
GO TO WIRELESS DOOR LOCK CONTROL SYSTEM. Refer to PRECAUTION [09/2013 - ]
REPLACE CERTIFICATION ECU. Refer to REMOVAL [09/2013 - ]