Check Keyless Buzzer

STEP CHECK SHEET

Step	Check	Yes	No
1. CHECK KEYLESS BUZZER ON/OFF SWITCH. Press the UNLOCK button of transmitter once. Press the LOCK/UNLOCK button of transmitter for more than 2 seconds at the same time. When the keyless buzzer is set to ON, buzzer beeps twice, and once when the keyless buzzer is set to OFF. Set the keyless buzzer to ON, and check if the buzzer beeps while operating LOCK/ UNLOCK button.	Does the buzzer beep?	Keyless buzzer is normal.	Go to step 2.
2. CHECK FOR POWER SUPPLY OF KEYLESS BUZZER. Turn the ignition switch to OFF. Disconnect the keyless buzzer harness connector. Measure the voltage between the harness connector terminal and chassis ground. Connector & terminal (F102) No. 1 (+) - Chassis ground (-):	Is the voltage more than 10 V?	Go to step 3.	Check the harness for open circuits and shorts between the keyless buzzer and fuse.
3. CHECK FOR GROUND CIRCUIT OF KEYLESS BUZZER. Disconnect the body integrated unit harness connector. Measure the resistance between harness connector terminals. Connector & terminal (i84) No. 6 - (F102) No. 2:	Is the resistance less than 10 Ω?	Go to step 4.	Repair the harness.
4. CHECK KEYLESS BUZZER. Remove the keyless buzzer. Install the keyless buzzer to another vehicle which operates keyless buzzer normally, check the buzzer sounds.	Does the keyless buzzer sound?	Check the body integrated unit. < Ref. to , BASIC DIAGNOSTIC PROCEDURE . >	Replace the key buzzer.