METER / GAUGE SYSTEM TERMINALS OF ECU

COMBINATION METER ASSEMBLY

Measure the voltage and resistance according to the value(s) in the table below.

Terminal No. (Symbol)	Wiring Color	Terminal Description	Condition	Specified Condition
H13-1 (B) - Body ground	R - Body ground	Battery	Always	11 to 14 V
H13-2 (HZSW) - Body ground	LG - Body ground	Hazard warning switch signal (Output)	Engine switch on (IG), hazard warning signal switch not pressed	11 to 14 V
H13-2 (HZSW) - Body ground	LG - Body ground	Hazard warning switch signal (Output)	Engine switch on (IG), hazard warning signal switch pressed	Below 1 V
H13-3 (ER) - Body ground	P - Body ground	RH turn indicator light signal (Input)	Engine switch on (IG), RH turn switch off	11 to 14 V
H13-3 (ER) - Body ground	P - Body ground	RH turn indicator light signal (Input)	Engine switch on (IG), RH turn switch on	Below 1 V
H13-4 (EL) - Body ground	L - Body ground	LH turn indicator light signal (Input)	Engine switch on (IG), LH turn switch off	11 to 14 V
H13-4 (EL) - Body ground	L - Body ground	LH turn indicator light signal (Input)	Engine switch on (IG), LH turn switch on	Below 1 V
H13-7 (LR) - Body ground	G - Body ground	RH turn indicator light signal (Output)	Engine switch on (IG), RH turn indicator light off	11 to 14 V
H13-7 (LR) - Body ground	G - Body ground	RH turn indicator light signal (Output)	Engine switch on (IG), RH turn indicator light blinking	11 to 14 V ←→ Below 1 V
H13-8 (SW) - Body ground	G - Body ground	LH or RH turn signal switch signal (Input)	Engine switch on (IG), LH or RH turn signal switch off	11 to 14 V
H13-8 (SW) - Body ground	G - Body ground	LH or RH turn signal switch signal (Input)	Engine switch on (IG), LH or RH turn signal switch on	Below 1 V
H13-9 (TX-) - Body ground	Y - Body ground	Local bus communication line	-	-
H13-10 (TX+) - Body ground	W - Body ground	Local bus communication line	-	-
H13-12 (HAZM) - Body ground	V - Body ground	Hazard warning switch signal (Input)	Engine switch on (IG), hazard warning signal switch not pressed	Below 1 V
H13-12 (HAZM) - Body ground	V - Body ground	Hazard warning switch signal (Input)	Engine switch on (IG), hazard warning signal switch pressed	11 to 14 V
H13-13 (LL) - Body ground	SB - Body ground	LH turn indicator light signal (Output)	Engine switch on (IG), LH turn indicator light off	11 to 14 V
H13-13 (LL) - Body ground	SB - Body ground	LH turn indicator light signal (Output)	Engine switch on (IG), LH turn indicator light blinking	11 to 14 V ←→ Below 1 V
H14-2 (MSM+) - H14-1 (MSSL)	V - W-B	Steering pad switch assembly signal	Engine switch on (IG), enter, back and top switches on steering pad switch assembly not pushed	4.3 to 6 V
			Engine switch on (IG), enter switch on steering pad switch assembly pushed	Below 0.6 V
			Engine switch on (IG), back switch on steering pad switch assembly pushed	2.3 to 3.2 V
			Engine switch on (IG), top switch on steering pad switch assembly pushed	1 to 2 V
H14-3 (MSTI) - H14-1 (MSSL)	B - W-B	Steering pad switch assembly signal	Engine switch on (IG), up, down, right and left switches on steering pad switch assembly not pushed	4.3 to 6 V
			Engine switch on (IG), up switch on steering pad switch assembly pushed	1 to 2 V
			Engine switch on (IG), down switch on steering pad switch assembly pushed	2.3 to 3.2 V
			Engine switch on (IG), right switch on steering pad switch assembly pushed	3.4 to 4.1 V
			Engine switch on (IG), left switch on steering pad switch assembly pushed	Below 0.6 V
H14-4 (ODO) - H14-26 (SW3)	P - B	ODO/TRIP switch (Trip switch) signal	Engine switch on (IG), ODO/TRIP switch not pressed	4 to 6 V
H14-4 (ODO) - H14-26 (SW3)	P - B	ODO/TRIP switch (Trip switch) signal	Engine switch on (IG), ODO/TRIP switch pressed	Below 1 V
H14-6 (PBKL) - Body ground	V6 or Y7 - Body ground	Front passenger seat belt buckle switch signal	Engine switch on (IG), front passenger seat occupied, and front passenger seat belt unfastened	Below 1 V
H14-6 (PBKL) - Body ground	V6 or Y7 - Body ground	Front passenger seat belt buckle switch signal	Engine switch on (IG), front passenger seat occupied, and front passenger seat belt fastened	11 to 14 V
H14-8 (CHG-) - Body ground	L - Body ground	Charge warning light signal	Engine switch on (IG), "Charging System Malfunction See Owner's Manual" not displayed	11 to 14 V
H14-8 (CHG-) - Body ground	L - Body ground	Charge warning light signal	Engine switch on (IG), "Charging System Malfunction See Owner's Manual" displayed	Below 1 V
H14-9 (S)*4 - Body ground	B - Body ground	Engine oil pressure signal	Engine switch on (IG), "Oil Pressure Low Stop in a Safe Place See Owner's Manual" not displayed	11 to 14 V
H14-9 (S)*4 - Body ground	B - Body ground	Engine oil pressure signal	Engine switch on (IG), "Oil Pressure Low Stop in a Safe Place See Owner's Manual" displayed	Below 1 V
H14-10 (CHK) - Body ground	R - Body ground	MIL (Check engine warning light) signal	Engine switch on (IG), MIL (Check engine warning light) off	11 to 14 V
H14-10 (CHK) - Body ground	R - Body ground	MIL (Check engine warning light) signal	Engine switch on (IG), MIL (Check engine warning light) on	Below 1 V
H14-12 (RRSB)*1 - Body ground	LG - Body ground	Rear seat belt buckle switch RH signal	Engine switch on (IG), rear seat belt RH unfastened	Below 1 V
H14-12 (RRSB)*1 - Body ground	LG - Body ground	Rear seat belt buckle switch RH signal	Engine switch on (IG), rear seat belt RH fastened	11 to 14 V
H14-13 (RCSB)*1 - Body ground	L - Body ground	Rear seat belt buckle switch center signal	Engine switch on (IG), rear seat belt center unfastened	Below 1 V
H14-13 (RCSB)*1 - Body ground	L - Body ground	Rear seat belt buckle switch center signal	Engine switch on (IG), rear seat belt center fastened	11 to 14 V
H14-14 (RLSB)*1 - Body ground	V - Body ground	Rear seat belt buckle switch LH signal	Engine switch on (IG), rear seat belt LH unfastened	Below 1 V
H14-14 (RLSB)*1 - Body ground	V - Body ground	Rear seat belt buckle switch LH signal	Engine switch on (IG), rear seat belt LH fastened	11 to 14 V
H14-15 (OILW)*2 - Body ground	GR - Body ground	Engine oil level signal	Engine switch on (IG), engine oil level not low	11 to 14 V
H14-15 (OILW)*2 - Body ground	GR - Body ground	Engine oil level signal	Engine switch on (IG), engine oil level low	Below 1 V
H14-16 (WLVL) - Body ground	LG - Body ground	Washer fluid level signal	Engine switch on (IG), washer fluid level not low	11 to 14 V
H14-16 (WLVL) - Body ground	LG - Body ground	Washer fluid level signal	Engine switch on (IG), washer fluid level low	Below 1 V
H14-17 (SW) - Body ground	P - Body ground	Brake fluid level signal	Engine switch on (IG), brake fluid level not low (brake warning light off)	11 to 14 V
H14-17 (SW) - Body ground	P - Body ground	Brake fluid level signal	Engine switch on (IG), brake fluid level low (brake warning light on)	Below 1 V
H14-19 (+S) - Body ground	B - Body ground	Speed signal for other system (Output)	Engine switch on (IG), wheel being rotated	Pulse generation (See waveform 1)
H14-20 (SI) - Body ground	L - Body ground	Speed signal for other system (Input)	Engine switch on (IG), wheel being rotated	Pulse generation (See waveform 1)
H14-21 (IG+) - Body ground	GR - Body ground	Engine switch signal	Engine switch off	Below 1 V
H14-21 (IG+) - Body ground	GR - Body ground	Engine switch signal	Engine switch on (IG)	11 to 14 V
H14-22 (B) - Body ground	G - Body ground	Battery	Always	11 to 14 V
H14-23 (IND)*5 - Body ground	L - Body ground	Vacuum warning switch signal	Engine started, vacuum warning switch off (brake warning light off)	11 to 14 V
H14-23 (IND)*5 - Body ground	L - Body ground	Vacuum warning switch signal	Engine started, vacuum warning switch on (brake warning light on)	Below 1 V
H14-25 (TR) - H14-26 (SW3)	LG - B	Light control rheostat switch (Trip switch) signal	Engine switch on (IG), light control rheostat up or down switch not pressed	4 to 6 V
H14-25 (TR) - H14-26 (SW3)	LG - B	Light control rheostat switch (Trip switch) signal	Engine switch on (IG), light control rheostat up or down switch pressed	Below 1 V
H14-27 (FR) - H14-28 (FE)	GR - P	Fuel level signal	Engine switch on (IG), fuel level full	Below 1 V
H14-27 (FR) - H14-28 (FE)	GR - P	Fuel level signal	Engine switch on (IG), fuel level low (fuel level warning light on)	4.5 to 9 V
H14-29 (CANH) - Body ground	G - Body ground	CAN communication line	-	-
H14-30 (CANL) - Body ground	W - Body ground	CAN communication line	-	-
H14-31 (ES) - Body ground	BR - Body ground	Ground	Always	Below 1 Ω
H14-35 (RLBT)*1 - Body ground	R - Body ground	Rear seat belt warning light LH output signal	Engine switch on (IG), rear seat belt warning light LH off	11 to 14 V
H14-35 (RLBT)*1 - Body ground	R - Body ground	Rear seat belt warning light LH output signal	Engine switch on (IG), rear seat belt warning light LH on	Below 1 V
H14-36 (PBLT)*1 - Body ground	G - Body ground	Rear seat belt warning light center output signal	Engine switch on (IG), rear seat belt warning light center off	11 to 14 V
H14-36 (PBLT)*1 - Body ground	G - Body ground	Rear seat belt warning light center output signal	Engine switch on (IG), rear seat belt warning light center on	Below 1 V
H14-37 (RRBT)*1 - Body ground	W - Body ground	Rear seat belt warning light RH output signal	Engine switch on (IG), rear seat belt warning light RH off	11 to 14 V
H14-37 (RRBT)*1 - Body ground	W - Body ground	Rear seat belt warning light RH output signal	Engine switch on (IG), rear seat belt warning light RH on	Below 1 V
H14-39 (ILL-) - Body ground	GR - Body ground	Illumination signal	Headlight dimmer switch off	Below 1 V
H14-39 (ILL-) - Body ground	GR - Body ground	Illumination signal	Headlight dimmer switch in tail or head position	Pulse generation
H14-40 (EP) - Body ground	W-B - Body ground	Ground	Always	Below 1 Ω
H210-1 (GVIF)*3 - Body ground	W - Body ground	Video signal (Digital)	-	-

*1: w/ Rear Seat Belt Warning
*2: except 2AR-FE
*3: w/ Navigation System
*4: except 6AR-FSE
*5: for 6AR-FSE
*6: for LHD
*7: for RHD

Waveform 1 (Reference):

Item	Condition
Tool setting	5 V/DIV., 20 ms./DIV.
Vehicle condition	Engine switch on (IG), wheel being rotated

Tech Tips

When the system is functioning normally, one wheel revolution generates 4 pulses. As the vehicle speed increases, the width indicated by (A) in the illustration narrows.