Rear HVAC Control Panel Inputs and Outputs

Fig 1: Identifying Rear HVAC Control Panel 12P Connector

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Cavity	Wire color	Terminal name	Description	Signal
1	LT BLU	ILL+	Power source for illumination	With lighting switch ON: battery voltage
3	YEL	ILL-	Ground for illumination	--
5	GRN	BUS DATA	Front-Rear communication	--
9	BLK	GND	Rear HVAC control panel ground (G801)	--
12	YEL	IG2	IG2 power supply	With ignition switch ON (II): battery voltage