Circuit Inspection: Notes

Fig 1: IBAU System Circuit

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Fig 2: IBAU Connector Terminals

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INSPECTION PART - IGPM CIRCUIT INSPECTION

Inspection Condition	(+) Probe		(-) Probe		Specification
Inspection Condition	Connector	Terminal	Connector	Terminal	Specification
Ignition "ON".	IGPM Connector	4 (C-CAN High)	IGPM Connector	3 (C-CAN Low)	Fig 3

Fig 3: Screen Display - Normal C-CAN Signal Waveform

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Good	Go to "CAN RESISTANCE INSPECTION " procedure.
No Good	Repair as necessary and then go to "VERIFICATION OF REPAIR " procedure.