Lighting System Terminals Of Ecu

Body Electrical. Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35
Lighting. Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35

  1. CHECK INSTRUMENT PANEL JUNCTION BLOCK (MAIN BODY ECU)

Lighting System -- Terminals Of Ecu



CHECK INSTRUMENT PANEL JUNCTION BLOCK (MAIN BODY ECU)

Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.Lighting.Lighting System.Lighting System Terminals Of Ecu


Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.Lighting.Lighting System.Lighting System Terminals Of Ecu

  1. Measure the voltage of the connectors.

    Symbols (Terminal No.)
    		Wiring Color
    		Terminal Description
    		Condition
    		Specified Condition
    HRLY (E18-20) - GND (IE-17)
    		BR - W-B
    		HEAD Relay
    (HEAD signal)
    		Light control switch is OFF or TAIL
    		10 to 14 V
    HRLY (E18-20) - GND (IE-17)
    		BR - W-B
    		HEAD Relay
    (HEAD signal)
    		Light control switch is HEAD
    		Below 1 V
    DIM (E19-3) - GND (IE-17)
    		LG - W-B
    		DRL Relay
    (High beam signal)
    		Light control switch is HEAD
    		Below 1 V
    DIM (E19-3) - GND (IE-17)
    		LG - W-B
    		DRL Relay
    (High beam signal)
    		Light control switch is in except HEAD
    		10 to 14 V
    TAIL (E18-21) - GND (IE-17)
    		W - W-B
    		TAIL relay
    (TAIL signal)
    		Light control switch is OFF
    		Below 1 V
    TAIL (E18-21) - GND (IE-17)
    		W - W-B
    		TAIL relay
    (TAIL signal)
    		Light control switch is TAIL
    		10 to 14 V
    ILE (IK-2) - GND (IE-17)
    		W - W-B
    		Illumination signal
    1. Room light switch position is DOOR
    2. Door closed
    		10 to 14 V
    ILE (IK-2) - GND (IE-17)
    		W - W-B
    		Illumination signal
    1. Room light switch position is DOOR
    2. Door open
    		Below 1 V
    FSPT (E18-2) - GND (IE-17)
    		V - W-B
    		Foot light illumination
    (Illumination signal)
    		Foot light illumination OFF
    		10 to 14 V
    FSPT (E18-2) - GND (IE-17)
    		V - W-B
    		Foot light illumination
    (Illumination signal)
    		Foot light illumination ON
    		Below 1 V
    HU (IJ-4) - GND (IE-17)
    		O - W-B
    		Headlight dimmer switch
    (HIGH signal)
    		Light control switch is HEAD
    Headlight dimmer switch is LOW
    		10 to 14 V
    HU (IJ-4) - GND (IE-17)
    		O - W-B
    		Headlight dimmer switch
    (HIGH signal)
    		Light control switch is HEAD
    Headlight dimmer switch is HIGH
    		Below 1 V
    LCTY (E18-8) - GND (IE-17)
    		SB - W-B
    		Courtesy switch
    (Rear left door circuit)
    		Rear left door is open
    		Below 1 V
    LCTY (E18-8) - GND (IE-17)
    		SB - W-B
    		Courtesy switch
    (Rear left door circuit)
    		Rear left door is open
    		10 to 14 V
    DCTY (IA-21) - GND (IE-17)*1
    DCTY (IC-6) - GND (IE-17)*2
    		W - W-B*1
    BR - W-B*2
    		Courtesy switch
    (Front driver side door circuit)
    		Front driver side door is open
    		Below 1 V
    DCTY (IA-21) - GND (IE-17)*1
    DCTY (IC-6) - GND (IE-17)*2
    		W - W-B*1
    BR - W-B*2
    		Courtesy switch
    (Front driver side door circuit)
    		Front driver side door is open
    		10 to 14 V
    RRCY (ID-7) - GND (IE-17)
    		LG - W-B
    		Courtesy switch
    (Rear right door circuit)
    		Rear right door is open
    		Below 1 V
    RRCY (ID-7) - GND (IE-17)
    		LG - W-B
    		Courtesy switch
    (Rear right door circuit)
    		Rear right door is closed
    		10 to 14 V
    HF (E18-22) - GND (IE-17)
    		R - W-B
    		Headlight dimmer switch
    (FLASH signal)
    		Headlight dimmer switch is OFF
    		10 to 14 V
    HF (E18-22) - GND (IE-17)
    		R - W-B
    		Headlight dimmer switch
    (FLASH signal)
    		Headlight dimmer switch is FLASH
    		Below 1 V
    FFOG (E20-13) - GND (IE-17)
    		GR - W-B
    		Front fog light switch
    (Front fog light signal)
    		Light control switch is TAIL
    Front fog light switch is OFF
    		10 to 14 V
    FFOG (E20-13) - GND (IE-17)
    		GR - W-B
    		Front fog light switch
    (Front fog light signal)
    		Light control switch is TAIL
    Front fog light switch is ON
    		Below 1 V
    RFOG (E20-9) - GND (IE-17)
    		L - W-B
    		Rear fog light switch
    (Rear fog light signal)
    		Light control switch is TAIL
    Rear fog light switch is OFF
    		10 to 14 V
    RFOG (E20-9) - GND (IE-17)
    		L - W-B
    		Rear fog light switch
    (Rear fog light signal)
    		Light control switch is TAIL
    Rear fog light switch is ON
    		Below 1 V
    PCTY (IC-14) - GND (IE-17)
    		BR - W-B
    		Courtesy switch
    (Front passenger side door circuit)
    		Front passenger side door is open
    		Below 1 V
    PCTY (IC-14) - GND (IE-17)
    		BR - W-B
    		Courtesy switch
    (Front passenger side door circuit)
    		Front passenger side door is open
    		10 to 14 V
    BCTY (IA-7) - GND (IE-17)
    		LG - W-B
    		Courtesy switch
    (Back door)
    		Back door is open
    		Below 1 V
    BCTY (IA-7) - GND (IE-17)
    		LG - W-B
    		Courtesy switch
    (Back door)
    		Back door is closed
    		10 to 14 V
    LSWD (E18-25) - GND (IE-17)
    		Y - W-B
    		Door lock position switch
    (Front driver side door)
    		Front driver side door is in unlock position
    		10 to 14 V
    LSWD (E18-25) - GND (IE-17)
    		Y - W-B
    		Door lock position switch
    (Front driver side door)
    		Front driver side door is in lock position
    		Below 1 V
    HINT:
    *1: for LHD
    *2: for RHD
    If the result is not as specified, the junction block (main body ECU) may have a malfunction.