Terminals Of Ecu

COMBINATION METER ASSEMBLY

Fig 1: Identifying Connector Terminals

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Voltage

Terminal No. (Symbols)	Terminal Description	Condition	Specified Condition
J34-12 (IG+) - Body ground	Power supply	Engine switch OFF → ON (IG)	Below 1 V → 10 to 14 V

Resistance

Terminal No. (Symbols)	Terminal Description	Condition	Specified Condition
J35-4 (P/SB) - Body ground	Passenger seat belt signal	The passenger seat is occupied, seat belt is fastened → unfastened	Below 1 Ω → 10 kΩ or higher
J34-1 (E2) - Body ground	Ground	Always	Below 1 Ω

CLOCK ASSEMBLY (w/ WITH NAVIGATION SYSTEM)

Fig 2: Identifying Connector Terminals

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Voltage

Terminal No. (Symbols)	Terminal Description	Condition	Specified Condition
J92-15 (IG+) - Body ground	Power supply	Engine switch OFF → ON (IG)	Below 1 V → 10 to 14 V

Resistance

Terminal No. (Symbols)	Terminal Description	Condition	Specified Condition
J92-12 (PBEW) - Body ground	Passenger seat belt signal	The passenger seat is occupied, seat belt is fastened → unfastened	Below 1 Ω → 10 kΩ or higher

INTEGRATION CONTROL & PANEL (w/o NAVIGATION SYSTEM)

Fig 3: Identifying Connector Terminals

Voltage

Terminal No. (Symbols)	Terminal Description	Condition	Specified Condition
J54-4 (IG+) - Body ground	Power supply	Engine switch OFF → ON (IG)	Below 1 V → 10 to 14 V

Resistance

Terminal No. (Symbols)	Terminal Description	Condition	Specified Condition
J54-13 (PBEW) - Body ground	Passenger seat belt signal	The passenger seat is occupied, seat belt is fastened → unfastened	Below 1 Ω → 10 kΩ or higher