Terminals Of Ecu [08/2013 - 08/2016]
WARNING: This page is about a different car, the 2018 Toyota Corolla, 2017 Toyota Corolla, 2016 Toyota Corolla, 2015 Toyota Corolla, and 2014 Toyota Corolla. However, it is still accessible from the selected car via links, so may be relevant.
- OCCUPANT DETECTION ECU (for TMMMS Made)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Terminal No. (Symbol) Wiring Color Terminal Description Condition Specification S1-1 (SVC3) - S1-5 (SGD3) GR - W Rear occupant classification sensor LH power supply line Ignition switch ON 4.9 to 5.1 V S1-2 (SVC4) - S1-6 (SGD4) V - BR Rear occupant classification sensor RH power supply line Ignition switch ON 4.9 to 5.1 V S1-3 (SIG3) - S1-5 (SGD3) SB - W Rear occupant classification sensor LH signal line Ignition switch ON Pulse generation S1-4 (SIG4) - S1-6 (SGD4) B - BR Rear occupant classification sensor RH signal line Ignition switch ON Pulse generation S1-5 (SGD3) - S2-3 (GND) W - W-B Rear occupant classification sensor LH ground line Always Below 1 V S1-6 (SGD4) - S2-3 (GND) BR - W-B Rear occupant classification sensor RH ground line Always Below 1 V S2-1 (+B) - S2-3 (GND) W - W-B Battery Always 11 to 14 V S2-2 (DIA) GR Diagnosis (DLC3) -* -* S2-3 (GND) - Body ground W-B - Body ground Ground Always Below 1 V S2-4 (FSR-) - S2-3 (GND) LG - W-B Airbag sensor assembly communication line Always Below 1 V S2-5 (BGND) - S2-3 (GND) P - W-B Passenger side buckle switch ground line Always Below 1 V S2-6 (IG2) - S2-3 (GND) B - W-B Power source Ignition switch ON 11 to 14 V S2-7 (FSR+) - S2-4 (FSR-) L - LG Airbag sensor assembly communication line Ignition switch ON Pulse generation S2-8 (BSW) - S2-5 (BGND) G - P Passenger side buckle switch line Always Pulse generation - *: As this is a line that is connected to other systems, voltage changes according to the systems that are connected.
- OCCUPANT DETECTION ECU (for TMMC Made)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Terminal No. (Symbol) Wiring Color Terminal Description Condition Specification S7-1 (SVC3) - S7-5 (SGD3) GR - W Rear occupant classification sensor LH power supply line Ignition switch ON 4.9 to 5.1 V S7-2 (SVC4) - S7-6 (SGD4) V - BR Rear occupant classification sensor RH power supply line Ignition switch ON 4.9 to 5.1 V S7-3 (SIG3) - S7-5 (SGD3) Y - W Rear occupant classification sensor LH signal line Ignition switch ON Pulse generation S7-4 (SIG4) - S7-6 (SGD4) B - BR Rear occupant classification sensor RH signal line Ignition switch ON Pulse generation S7-5 (SGD3) - S2-3 (GND) W - W-B Rear occupant classification sensor LH ground line Always Below 1 V S7-6 (SGD4) - S2-3 (GND) BR - W-B Rear occupant classification sensor RH ground line Always Below 1 V S2-1 (+B) - S2-3 (GND) W - W-B Battery Always 11 to 14 V S2-2 (DIA) GR Diagnosis (DLC3) -* -* S2-3 (GND) - Body ground W-B - Body ground Ground Always Below 1 V S2-4 (FSR-) - S2-3 (GND) Y - W-B Airbag sensor assembly communication line Always Below 1 V S2-5 (BGND) - S2-3 (GND) P - W-B Passenger side buckle switch ground line Always Below 1 V S2-6 (IG2) - S2-3 (GND) B - W-B Power source Ignition switch ON 11 to 14 V S2-7 (FSR+) - S2-4 (FSR-) L - Y Airbag sensor assembly communication line Ignition switch ON Pulse generation S2-8 (BSW) - S2-5 (BGND) G - P Passenger side buckle switch line Always Pulse generation - *: As this is a line that is connected to other systems, voltage changes according to the systems that are connected.