Terminals Of Ecu
- CHECK COMBINATION METER ASSEMBLY
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- Measure the voltage and resistance of the connector.
ECU TERMINAL REFERENCESymbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition IG+ (E19-21) - Body ground B - Body ground Ignition switch signal Ignition switch off Below 1 V Ignition switch ON 10 to 14 V B (E19-22) - Body ground R - Body ground Battery Always 10 to 14 V CANH (E19-32) - Body ground G - Body ground CAN communication line Ignition switch ON Pulse generation CANL (E19-31) - Body ground W - Body ground CAN communication line Ignition switch ON Pulse generation ET (E19-33) - Body ground BR - Body ground Ground Always Below 1 Ω - CHECK INSTRUMENT PANEL JUNCTION BLOCK (MAIN BODY ECU)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
- Measure the voltage and resistance of the connectors.
ECU TERMINAL REFERENCESymbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition KSW (IE-26) - Body ground L - Body ground Key unlock warning switch input Key inserted Below 1 V Key removed from ignition key cylinder 10 to 14 V GND1 (IE-17) - Body ground W-B - Body ground Ground Always Below 1 Ω BECU (IB-30) - Body ground R - Body ground Battery Always 10 to 14 V DCTY (IA-21) - Body ground W - Body ground Driver door courtesy switch input Driver door closed 10 to 14 V Driver door open Below 1 V CANL (E17-16) - Body ground W - Body ground CAN communication line Ignition switch ON Pulse generation CANH (E17-15) - Body ground R - Body ground CAN communication line Ignition switch ON Pulse generation