Terminals Of Ecu
TERMINALS OF ECU
| Terminals No. (Symbols) | Wiring Color | Condition | STD Voltage (V) |
|---|---|---|---|
| 1 < --> Body ground (SIGNAL EARTH --> Body ground) | BR | Constant | Continuity |
| 2 <--> Body ground (POWER EARTH --> Body ground) | W-B | Constant | Continuity |
| 3 <--> Body ground (O/D --> Body ground) | LG | O/D off indicator light ON --> OFF | Below 1V --> 10 - 14 V |
| 4 <--> Body ground (IG1+ --> Body ground) | R-W | Ignition switch OFF or ACC --> ON | Below 1V --> 10- 14 V |
| 5 <--> Body ground (+B --> Body ground) | L-W | Constant | 10 - 14 V |
| 6 <--> Body ground (P-BELT OUT --> Body ground) | L | Passenger seat belt warning ON --> OFF | Below 1V --> 10-14V |
| 7 <--> Body ground (FUEL --> Body ground) | Y | Fuel level is full --> empty | Below 1V --> 4 - 7 V |
| 8 <--> Body ground (TEMP --> Body ground) | Y-R | Ignition switch ON | Pulse generation |
| 9 <--> Body ground (SP IN --> Body ground) | W-G | Ignition switch ON and slowly turn drive wheel | Below 1 V --> 10 - 14 V |
| 10 <--> Body ground (4P OUT --> Body ground) | V-W | Ignition switch ON and slowly turn drive wheel | Below 1 V --> 10 - 14 V |
| 11 <--> Body ground (P BELT SW --> Body ground) | L-W | Ignition switch ON and passenger seat belt buckle switch ON (Belt unfastened) | Below 1 V |
| 11 <--> Body ground (P BELT SW --> Body ground) | L-W | Ignition switch ON and passenger seat belt buckle switch OFF (Belt fastened) | 10 - 14 V |
| 12 <--> Body ground (D BELT SW --> Body ground) | G-Y | Ignition switch ON and driver seat belt buckle switch ON (Belt unfastened) | Below 1 V |
| 12 <--> Body ground (D BELT SW --> Body ground) | G-Y | Ignition switch ON and driver seat belt buckle switch OFF (Belt fastened) | 10 - 14 V |
| 13 <--> Body ground (BEAM- --> Body ground) | W-B | Hi beam indicator light ON --> OFF | Below 1V --> 10 - 14 V |
| 14--> Body ground (BEAM+ --> Body ground) | R | Constant | 10 - 14 V |
| 16 <--> Body ground (KEY SW --> Body ground) | L-B | Ignition key inserted | Below 1 V |
| 16 <--> Body ground (KEY SW --> Body ground) | L-B | No ignition key inserted | 10 - 14 V |
| 17--> Body ground (D DOOR --> Body ground) | R-W | Driver door opened --> closed | Below 1V --> 10 - 14 V |
| 18 <--> Body ground (ILL+ --> Body ground) | G | Tail light switch OFF --> ON | Below 1V --> 10 - 14 V |
| 19 <--> Body ground (TACHO --> Body ground) | B | Engine running | Pulse generation |
| 20 <--> Body ground (EXCEPT D DOOR --> Body ground) | R | Passenger door opened --> closed | Below 1V --> 10 - 14 V |
| 21 <--> Body ground (OIL P--> Body ground) | W | Oil pressure warning light ON --> OFF | Below 1V --> 10 - 14 V |
| 22 <--> Body ground (FUEL EARTH --> Body ground) | BR | Constant | Continuity |
| 23 <--> Body ground (CRUISE --> Body ground) | G-R | Ignition switch ON and cruise indicator light ON --> OFF | Below 1V --> 10- 14 V |
| 24 <--> Body ground (TURN L --> Body ground) | G-B | Left turn indicator light OFF --> ON | Below 1V --> 10 - 14 V |
| 25 <--> Body ground (TURN R --> Body ground) | G-Y | Right turn indicator light OFF --> ON | Below 1V --> 10 - 14 V |
| 26 <--> 30 (OUT SIDE TEMP+--> OUT SIDE TEMP-) | B - B-L | Outside temperature at +25--> C (77--> F) | 1.6 - 1.8K--> |
| 28 <--> Body ground (ILL- --> Body ground) | W-R | Ignition switch On and light control rheostat volume minimum | No voltage |
| 31 <--> Body ground (CHG- --> Body ground) | Y | Discharge indicator light OFF --> ON | Below 1V --> 10 - 14 V |
| 32 <--> Body ground (IG2 --> Body ground) | B-0 | Ignition switch OFF --> ON | Below 1V --> 10 - 14 V |
| 33 <--> Body ground (CHK ENG --> Body ground) | R-Y | Malfunction indicator light ON --> OFF | Below 1V --> 10 - 14 V |
| 34 <--> Body ground (WASHER LEVEL --> Body ground) | L-W | Washer level indicator light ON --> OFF | Below 1V --> 10 - 14 V |
| 35 <--> Body ground (BRAKE LEVEL SW --> Body ground) | R-W | Ignition switch ON and brake fluid level warning light ON --> OFF | Below 1V --> 10 - 14 V |
| 36 <--> Body ground (EBD --> Body ground) | R | Brake warning light ON --> OFF | 4 - 8 V --> Below 1V |
| 37 <--> Body ground (ABS --> Body ground) | W-R | ABS warning light ON --> OFF | 4 - 8 V --> Below 1V |
| 39 <--> Body ground (A/B --> Body ground) | B-Y | A/B warning light ON --> OFF | Below 1V --> 6 - 11V |