Service Data Check: Front-ECU

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Checking Service Data (Front-ECU)

CHECK ITEM	ITEM NO.	DISPLAY ON SCAN TOOL	CHECK CONDITION	NORMAL CONDITION
Response by the front-ECU	70	FRONT ECU ACK	Lighting switch is at position other than OFF (excluding when high-beam is on) or the wiper switch is at position other than OFF	NORMAL ACK
			Ignition switch: ON or START Lighting switch: OFF Wiper switch: OFF	SLEEP ACK
			Lighting switch: HEAD Headlight: High-beam	HI-BEAM ACK
			-	NO ACK
NOTE: For item number 70, the scan tool also displays "NG" under the "ECU COMM CHK" when it displays "NO ACK" under the front-ECU check.