Clearance Warning Buzzer Circuit [08/2015 - ]: Procedure

1. Connect the Techstream to the DLC3.
2. Turn the engine switch on (IG).
3. Turn the Techstream on.
4. Enter the following menus: Body Electrical / Intuitive P/A / Active Test.
5. Check that the buzzer operates by performing the Active Test.
   INTUITIVE P/A
   
   

   Tester Display	Test Part	Control Range	Diagnostic Note
   Buzzer	No. 1 clearance warning buzzer	Operate or Stop	Confirm that the vehicle is stopped and the engine switch is on (IG)

   OK

   The No. 1 clearance warning buzzer sounds.

NG → See step   2 

OK → See step   6 

1. Disconnect the I54 connector from the No. 1 clearance warning buzzer.
2. Disconnect the I82 connector from the clearance warning ECU assembly.
3. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I82-14 (BBZ) - I54-1	Always	Below 1 Ω
   I82-13 (ER) - I54-2
   I82-14 (BBZ) - Body ground		10 kΩ or higher
   I82-13 (ER) - Body ground

NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK: Go to next step 

1. Replace the No. 1 clearance warning buzzer with a new or known good one. Refer to REMOVAL [08/2015 - ] .

NEXT: Go to next step 

1. Connect the Techstream to the DLC3.
2. Turn the engine switch on (IG).
3. Turn the Techstream on.
4. Enter the following menus: Body Electrical / Intuitive P/A / Active Test.
5. Check that the buzzer operates by performing the Active Test.
   INTUITIVE P/A
   
   

   Tester Display	Test Part	Control Range	Diagnostic Note
   Buzzer	No. 1 clearance warning buzzer	Operate or Stop	Confirm that the vehicle is stopped and the engine switch is on (IG)

   OK

   The No. 1 clearance warning buzzer sounds.

NG → See step   5 

OK → END (NO. 1 CLEARANCE WARNING BUZZER WAS DEFECTIVE)