Terminals Of Ecu
WARNING: This page is about a different car, the 2008 Toyota Camry Solara. However, it is still accessible from the selected car via links, so may be relevant.
ECU CONNECTOR TERMINALS REFERENCE
| Symbols (Terminals No.) | Wiring Color | Terminal Description | Condition | STD Voltage (V) |
|---|---|---|---|---|
| TC(25) - GND1, 2(4, 1) | P-B - W-B | Diagnosis tester communication line | IG switch ON | 11 to 14 |
| SP1 (23) - GND1, 2(4, 1) | L-O - W-B | Vehicle speed line | Vehicle drive at about 12 mph (20 km/h) | Pulse generation |
| WA(22) - GND1, 2(4, 1) | R-B - W-B | ABS warning line | IG switch ON, ABS warning light ON | 5 to 9 |
| WA(22) - GND1, 2(4, 1) | R-B - W-B | ABS warning line | IG switch ON, ABS warning light OFF | Below 2.0 |
| STP(20) - GND1, 2(4, 1) | G-W - W-B | Stop light switch line | Stop light switch ON | 8 to 14 |
| STP(20) - GND1, 2(4, 1) | G-W - W-B | Stop light switch line | Stop light switch OFF | Below 4.0 |
| RR+(19) - RR-(8) | P-L | Rear RH wheel speed signal | IG switch ON Slowly turn right rear wheel | Pulse generation |
| IG1 (18) - GND1, 2(4, 1) | B-R - W-B | ECU power supply | IG switch ON | 11 to 14 |
| +BS(3) - GND1, 2(4, 1) | W-W-B | Solenoid valves power supply | Always | 11 to 14 |
| +BM(2) - GND1, 2(4, 1) | L-W-B | Motor relay power supply | Always | 11 to 14 |
| PKB(14) - GND1, 2(4, 1) | R-W - W-B | Parking brake switch input | IG switch ON, parking brake switch ON | Below 2.0 |
| PKB(14) - GND1, 2(4, 1) | R-W - W-B | Parking brake switch input | IG switch ON, parking brake switch OFF | 11 to 14 |
| EBDW(12) - GND1, 2(4, 1) | R-Y - W-B | Brake warning line | IG switch ON, BRAKE warning light ON | 5 to 9 |
| EBDW(12) - GND1, 2(4, 1) | R-Y - W-B | Brake warning line | IG switch ON, BRAKE warning light OFF | Below 2.0 |
| D/G(11) - GND1, 2(4, 1) | W-W-B | Diagnosis tester communication line | IG switch ON, ABS warning light OFF | 8 to 12 |
| FR+(10) - FR-(9) | W-B | Front RH wheel speed signal | IG switch ON Slowly turn right front wheel | Pulse generation |
| RL+(7) - RL-(17) | R-G | Rear LH wheel speed signal | IG switch ON Slowly turn left rear wheel | Pulse generation |
| FL+ (5) - FL- (6) | LG-V | Front LH wheel speed signal input | IG switch ON Slowly turn left front wheel | Pulse generation |