Keyless Access System Symptom Troubleshooting - Cannot Select ON Mode With Keyless Access And With The Keyless Remote Touching The Engine Start/Stop Switch: Inspection

Signal (SS1 (+)), Signal (SS2 (-)), Power Supply (+B_SMART), GND (GND) Circuit Inspection 

Test Procedure 

• Preparation
  • Engine start/stop switch 10P connector: disconnected
  • Body control module connector A (14P) : disconnected
  • Body control module connector B (36P) : disconnected
  • Body control module connector G (32P) : disconnected
• Procedure
  • Perform the inspection according to the following table.

    			(Disconnected) Engine start/stop switch 10P connector female terminals	(Disconnected) Body control module connector G (32P) female terminals
    		IG Mode	Courtesy of HONDA, U.S.A., INC.	Courtesy of HONDA, U.S.A., INC.	Normal Conditions
    	SS1 (+) open wire inspection	OFF			There is less than 1 Ω
    	SS2 (-) open wire inspection	OFF			There is less than 1 Ω
    	+B_SMART circuit inspection	OFF			12 V battery voltage [ circuit type 1 ]
    	GND open wire inspection	OFF			There is less than 1 Ω

			(Disconnected) Body control module connector A (14P) female terminals	(Disconnected) Body control module connector B (36P) female terminals
		IG Mode	Courtesy of HONDA, U.S.A., INC.	Courtesy of HONDA, U.S.A., INC.	Normal Conditions
	+B_SMART circuit inspection	OFF			12 V battery voltage [ circuit type 1 ]
	GND open wire inspection	OFF			There is less than 1 Ω

Results 

• If abnormal, there is a problem in the circuit.
  NOTE: If the result is not in the normal condition while in the power supply inspection, refer to the Power Supply Inspection , then specify the failure part.

Power Supply (+B_BACK_UP), GND (PGND) Circuit Inspection 

Test Procedure 

• Preparation
  • Body control module connector A (14P) : disconnected
  • Body control module connector C (28P) : disconnected
• Procedure
  • Perform the inspection according to the following table.

			(Disconnected) Body control module connector A (14P) female terminals	(Disconnected) Body control module connector C (28P) female terminals
		IG Mode	Courtesy of HONDA, U.S.A., INC.	Courtesy of HONDA, U.S.A., INC.	Normal Conditions
	+B_BACK_UP circuit inspection	OFF			12 V battery voltage [ circuit type 1 ]
	PGND open wire inspection	OFF			There is less than 1 Ω
	PGND open wire inspection	OFF			There is less than 1 Ω

Results 

• If abnormal, there is a problem in the circuit.
  NOTE: If the result is not in the normal condition while in the power supply inspection, refer to the Power Supply Inspection , then specify the failure part.

Signal (ESL_PWR [ TCUWUP/ACC ]) Circuit Inspection - Without electric steering lock 

Test Procedure 

• Preparation
  • TCM connector A (23P) : disconnected
  • Body control module connector F (36P) : disconnected
• Procedure
  • Perform the inspection according to the following table.

    			(Disconnected) TCM connector A (23P) : disconnected female terminals	(Disconnected) Body control module connector F (36P) : disconnected female terminals
    		IG Mode	Courtesy of HONDA, U.S.A., INC.	Courtesy of HONDA, U.S.A., INC.	Normal Conditions
    	ESL_PWR [ TCUWUP/ACC ] open wire inspection	OFF			There is less than 1 Ω
    	NOTE: Refer to the Open/Shorted Wire Inspection Description for the method to inspect the shorted circuit below, then start to inspect according to circumstances.
    	ESL_PWR [ TCUWUP/ACC ] shorted to ground inspection	OFF			Not shorted

Results 

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

Communication (IGN_TRX [ IGNTRx ]) Circuit Inspection - Without electric steering lock 

Test Procedure 

• Preparation
  • TCM connector A (23P) connector: disconnected
  • Body control module connector G (32P) : disconnected
• Procedure
  • Perform the inspection according to the following table.

    			(Disconnected) TCM connector A (23P) : disconnected female terminals	(Disconnected) Body control module connector G (32P) : disconnected female terminals
    		IG Mode	Courtesy of HONDA, U.S.A., INC.	Courtesy of HONDA, U.S.A., INC.	Normal Conditions
    	IGN_TRX [ IGNTRx ] open wire inspection	OFF			There is less than 1 Ω
    	NOTE: Refer to the Open/Shorted Wire Inspection Description for the method to inspect the shorted circuit below, then start to inspect according to circumstances.
    	IGN_TRX [ IGNTRx ] shorted to ground inspection	OFF			Not shorted

Results 

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

Power Supply (+B_SMART), Power Supply (IG1_FUEL_PUMP), Signal (MTR_CONT), Signal (ESL_PWR), GND (GND) Circuit Inspection - With electric steering lock 

Test Procedure 

• Preparation
  • Electric steering lock 12P connector: disconnected
  • Body control module connector F (36P) : disconnected
• Procedure
  • Perform the inspection according to the following table.

    			(Disconnected) Electric steering lock 12P connector female terminals	(Disconnected) Body control module connector F (36P) : disconnected female terminals
    		IG Mode	Courtesy of HONDA, U.S.A., INC.	Courtesy of HONDA, U.S.A., INC.	Normal Conditions
    	+B_SMART circuit inspection	OFF			12 V battery voltage [ circuit type 1 ]
    	IG1_FUEL_PUMP circuit inspection	ON			12 V battery voltage
    	MTR_CONT open wire inspection	OFF			There is less than 1 Ω
    	ESL_PWR open wire inspection	OFF			There is less than 1 Ω
    	GND open wire inspection	OFF			There is less than 1 Ω
    	NOTE: Refer to the Open/Shorted Wire Inspection Description for the method to inspect the shorted circuit below, then start to inspect according to circumstances.
    	MTR_CONT shorted to ground inspection	OFF			Not shorted
    	ESL_PWR shorted to ground inspection	OFF			Not shorted

Results 

• If abnormal, there is a problem in the circuit.
  NOTE: If the result is not in the normal condition while in the power supply inspection, refer to the Power Supply Inspection , then specify the failure part.

Signal (MTR_CUT1 (CONT)), Signal (MTR_CUT2 (IG1)), Communication (IGN_TRX), Signal (ESL_SW_C), Signal (ESL_SW_D) Circuit Inspection - With electric steering lock 

Test Procedure 

• Preparation
  • Electric steering lock 12P connector: disconnected
  • Body control module connector G (32P) : disconnected
• Procedure
  • Perform the inspection according to the following table.

    			(Disconnected) Electric steering lock 12P connector female terminals	(Disconnected) Body control module connector G (32P) : disconnected female terminals
    		IG Mode	Courtesy of HONDA, U.S.A., INC.	Courtesy of HONDA, U.S.A., INC.	Normal Conditions
    	MTR_CUT1 (CONT) open wire inspection	OFF			There is less than 1 Ω
    	MTR_CUT2 (IG1) open wire inspection	OFF			There is less than 1 Ω
    	IGN_TRX open wire inspection	OFF			There is less than 1 Ω
    	ESL_SW_C open wire inspection	OFF			There is less than 1 Ω
    	ESL_SW_D open wire inspection	OFF			There is less than 1 Ω
    	NOTE: Refer to the Open/Shorted Wire Inspection Description for the method to inspect the shorted circuit below, then start to inspect according to circumstances.
    	MTR_CUT1 (CONT) shorted to ground inspection	OFF			Not shorted
    	MTR_CUT2 (IG1) shorted to ground inspection	OFF			Not shorted
    	IGN_TRX shorted to ground inspection	OFF			Not shorted
    	ESL_SW_C shorted to ground inspection	OFF			Not shorted
    	ESL_SW_D shorted to ground inspection	OFF			Not shorted

Results 

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

Body Control Module Inspection 

Test Procedure 

• Install a known-good body control module and attempt to reproduce the failure.

Results 

• If the failure is reproduced, there is a problem with the related components.
• If the symptom/DTC goes away, the body control module must be faulty.

TCM Inspection - Without electric steering lock 

Test Procedure 

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

Results 

• There is a problem with the TCM.

Electric Steering Lock Inspection - With electric steering lock 

Test Procedure 

• If the other inspection item (s) indicated a normal condition, then it is determined that the remaining electric steering lock is the cause.

Results 

• There is a problem with the electric steering lock.