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Temperature signals for Engine Coolant and Intake Air . Pinouts for Specific Engines
If you reply with your number, I can narrow it down to a specific family (e.g., V6 Camry, 4-cylinder Corolla, Tundra V8) and give you typical pin functions for that generation.
Era 2: White High-Density Connectors (Late 1990s – Mid 2000s) toyota 89661 ecu pinout
Fuel Injector ground pulse triggers. Critical Sensors NE / NE+: Engine speed signal (Crankshaft Position Sensor).
Engine grounds. E1 is typically the main chassis ground, while E2 acts as the sensor return ground. Temperature signals for Engine Coolant and Intake Air
Your action plan:
: Heavy-duty grounds for the fuel injector drivers. Engine Sensor Inputs Critical Sensors NE / NE+: Engine speed signal
| Pin | Signal | Notes | |-----|----------------|-------| | D1 | SL1 (Shift solenoid 1) | | | D2 | SL2 (Shift solenoid 2) | | | D3 | SLT (Line pressure solenoid) | | | D4 | SLU (Lock-up solenoid) | | | D5 | OD1 (Overdrive switch input) | | | D6 | OD2 (Overdrive indicator output) | | | D7 | PNP (Park/Neutral position switch) | | | D8 | L (Low position switch) | | | D9 | 2 (Second position switch) | | | D10 | R (Reverse switch input) | | | D11 | NCO (Neutral control output) | For idle control in gear | | D12 | ATF (Transmission fluid temp) | | | D13 | S1 (Speed sensor 1 input) | | | D14 | S2 (Speed sensor 2 input) | | | D15 | L4 (4WD low switch) | SUV models | | D16 | CTRL (Center diff lock control) | | | D17-20 | Spare/Not used | |
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