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Terminals Of Ecu

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Fig 1: Identifying Terminals Of ECU
G03376407Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
ECU TERMINALS VOLTAGE SPECIFICATION

Symbols (Terminals No.) Wiring Color Condition STD Voltage (V)
1 <--> 25 (FOGR <--> E) R-W <--> W-B Front fog light switch ON 10 - 14 V
2 <--> 25 (FOGL <--> E) R-Y <--> W-B Front fog light switch ON 10 - 14 V
3 <--> 25 (FFOG <--> E) R <--> W-B Constant 10 - 14 V
4 <--> 25 (W+ <--> E) B-W <--> W-B Washer switch ON 10 - 14 V
6 <--> 25 (FWAS <--> E) R-L <--> W-B Constant 10 - 14 V
7 <--> 25 (CRAR <--> E) G <--> W-B Light control switch TAIL 10 - 14 V
8 <--> 25 (CRAL <--> E) G-O <--> W-B Light control switch TAIL 10 - 14 V
9 <--> 25 (FTAL <--> E) G-Y <--> W-B Constant 10 - 14 V
12 <--> 25 (FHHI <--> E) R-L <--> W-B Constant 10 - 14 V
13 <--> 25 (HORH <--> E) B <--> W-B Horn switch ON (Horn HI sounding) 10 - 14 V
14 <--> 25 (HORL <--> E) G-W <--> W-B Horn switch ON (Horn LO sounding) 10 - 14 V
15 <--> 25 (FHOR <--> E) G-B <--> W-B Constant 10 - 14 V
16 <--> 25 (SIDR <--> E) V-W <--> W-B Light control switch TAIL 10 - 14 V
17 <--> 25 (SIDL <--> E) V-R <--> W-B Light control switch TAIL 10 - 14 V
18 <--> 25 (HLHR <--> E) LO <--> W-B Light control switch HEAD 10 -14 V
24 <--> 25 (HLHL <--> E) R-B <--> W-B Light control switch HEAD 10 -14 V
25 <--> Body ground (E <--> Body ground) W-B <--> Body ground Constant Below 1 V
26 <--> 25 (WLVL <--> E) V <--> W-B Washer fluid level warning switch ON 10 - 14 V
29 <--> 25 (FMB3 <--> E) R-B <--> W-B Constant 10 - 14 V
30 <--> 25 (FMIG <--> E) R-L <--> W-B Ignition switch ON 10 - 14 V
31 (MPX2) V-G Multiplex communication circuit -
32 (MPX1) V-G Multiplex communication circuit -