DTC B1648: Inspection

EXT_FR_AS+, EXT_FR_AS- Open Wire Inspection 

Test Procedure 

• Preparation
• 1. -

     Body control module connector F (36P): disconnected

  2. -

     Right-front LF antenna/initiator 2P connector: disconnected

• Procedure
• 1. -

     Perform the inspection according to the following table.

			(Disconnected)Right-front LF antenna/initiator 2P connectorfemale terminals	(Disconnected)Body control module connector F (36P) female terminals
		IG Mode	Courtesy of HONDA, U.S.A., INC.	Courtesy of HONDA, U.S.A., INC.	Normal Conditions
	EXT_FR_AS+ open wire inspection	OFF			There is less than 1 Ohm
	EXT_FR_AS- open wire inspection	OFF			There is less than 1 Ohm

Results 

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

Body Control Module Inspection 

Preconditions 

NOTE:  This procedure can be done before any other inspections are completed because this test procedure includes all of the following inspection items. However, if this test fails, it will be necessary to continue with each inspection item individually to determine which item failed.

• External circuit is normal

Test Procedure 

• Preparation
• 1. -

     Right-front LF antenna/initiator 2P connector: disconnected

• Procedure
• 1. -

     Perform the inspection according to the following table.

			(Disconnected)Right-front LF antenna/initiator 2P connectorfemale terminals
		IG Mode	Courtesy of HONDA, U.S.A., INC.	Normal Conditions
	Module internal circuit inspection	ON*1		Voltage

*1: If the matter whether the vehicle mode ON or OFF (LOCK) because of the permanent power supply.

Results 

• If it is abnormal, there is a problem with the body control module.

Right-Front LF Antenna/Initiator Inspection 

Test Procedure 

• If the other inspection item(s) indicated a normal condition, then it is determined that the remaining right-front LF antenna/initiator is the cause.

Results 

• There is a problem with the right-front LF antenna/initiator.