Toyota Yaris: Headup Display System / Terminals Of Ecu

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual / Vehicle Interior / Meter / Gauge / Display / Headup Display System / Terminals Of Ecu

TERMINALS OF ECU

METER MIRROR SUB-ASSEMBLY

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

Terminal No. (Symbol)	Terminal Description	Condition	Specified Condition
H61-1 (IG) - Body ground	Power source for engine stop and start ECU assembly	Ignition switch off	Below 1 V
H61-1 (IG) - Body ground	Power source for engine stop and start ECU assembly	Ignition switch ON	10.5 to 16 V
H61-2 (B) - Body ground	Power source for engine stop and start ECU assembly	Ignition switch off	11 to 14 V
H61-4 (ES) - Body ground	Ground	Always	Below 1 Ω
H61-12 (MPX1)	CAN communication line	-	-
H61-13 (MPX2)	CAN communication line	-	-
H61-14 (TX+)	Local bus communication line	-	-
H61-15 (TX-)	Local bus communication line	-	-

Problem Symptoms Table

PROBLEM SYMPTOMS TABLE NOTICE: When replacing the combination meter assembly, always replace it with a new one. If a combination meter assembly which was installed to another vehicle is used, the information stored in it will not match the information from the vehicle and a DTC may be stored...

Dtc Check / Clear

D..

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