DTC Troubleshooting: P0462(3.0L Engine): Inspection

FUEL_GAUGE1-2, FUEL_GAUGE+ Circuit Inspection 

Test Procedure 

• Preparation
• • Fuel tank unit connector B (2P): disconnected
  • Secondary fuel gauge sending unit 4P connector: disconnected
  • Gauge control module connector A (32P): disconnected
• Procedure
• • Perform the inspection according to the following table.

			(Disconnected)Fuel tank unit connector B (2P) female terminals	(Disconnected)Secondary fuel gauge sending unit 4P connector female terminals
		IG Mode	Courtesy of HONDA, U.S.A., INC.	Courtesy of HONDA, U.S.A., INC.	Normal Conditions
	FUEL_GAUGE1-2 open wire inspection	OFF			There is less than 1 Ohm

			(Disconnected)Fuel tank unit connector B (2P)female terminals	(Disconnected) Gauge control module connector A (32P) female terminals
		IG Mode	Courtesy of HONDA, U.S.A., INC.	Courtesy of HONDA, U.S.A., INC.	Normal Conditions
	FUEL_GAUGE1-2 open wire inspection	OFF			There is less than 1 Ohm
	FUEL_GAUGE+ 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.
	FUEL_GAUGE1-2 shorted to ground inspection	OFF			Not shorted
	FUEL_GAUGE+ shorted to ground inspection	OFF			Not shorted

Results 

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

Gauge Control Module Inspection 

Test Procedure 

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

Results 

• There is a problem with the gauge control module.