Keyless Buzzer Circuit Troubleshooting: Inspection

SMART_BUZZER, GND Circuit Inspection 

Test Procedure 

• Preparation
  • Keyless buzzer connector (3P) : disconnected
  • Body control module connector B (66P) : disconnected
• Procedure
  • Perform the inspection according to the following table.

    			(Disconnected) Keyless buzzer connector (3P) female terminals	(Disconnected) Body control module connector B (66P) female terminals
    		IG Mode	Courtesy of HONDA, U.S.A., INC.	Courtesy of HONDA, U.S.A., INC.	Normal Conditions
    	SMART_BUZZER open wire inspection	OFF			There is less than 1 Ohm
    	GND open wire inspection	OFF			There is less than 1 Ohm
    	Refer to the Open/Shorted Wire Inspection Description for the method to inspect the shorted circuit below, then start to inspect according to circumstances.
    	SMART_BUZZER shorted to ground inspection	OFF			There is more than 1 MOhm

Results 

• If it is abnormal, there is a problem in the circuit.

Keyless Buzzer Inspection 

Test Procedure 

• Install a known-good keyless buzzer and attempt to reproduce the failure.

Results 

• If the failure is reproduced, there is a problem with other related components.
• If the symptom/DTC goes away, the keyless buzzer must be faulty.

Body Control Module Inspection 

Test Procedure 

• If the other inspection item (s) indicated a normal condition, then it is determined that the remaining body control module is the cause.

Results 

• There is a problem with the body control module.