Power and signal for the Throttle Position Sensor (TPS) .
If you are looking to test the ECU or make a custom harness, I can help you find a specific diagram if you provide the full 10-digit part number.
Ignition switch signal that tells the ECU to wake up when the key is turned to "ON". toyota 89661 ecu pinout
A full Toyota ECU part number looks like: 89661-XXXXX (e.g., 89661-06A90 , 89661-33240 , 89661-52N10 )
Excellent for cross-referencing part numbers to see which car your ECU originally came from. AI responses may include mistakes. Learn more Power and signal for the Throttle Position Sensor (TPS)
Older diagrams focus on analog signals like IGT (Igniter), NE+/NE- (Crankshaft Position), and OX (Oxygen Sensor). How to Correctly Read Pinouts
: Power grounds for heavy actuators like fuel injectors and idle valves. Ignition and Timing Signals A full Toyota ECU part number looks like: 89661-XXXXX (e
Oxygen sensor signals (narrowband or wideband feedback).
: Wire BATT directly to the positive terminal of the 12V supply.
: 2JZ-GTE (VVTi and Non-VVTi), 1JZ-GTE, 3S-GE Altezza, 130-Series Hilux. 3. Universal Toyota ECU Pinout Terminology
Ignition Feedback signal sent to the ECU to confirm a spark occurred (the ECU will cut fuel if it doesn't see this). #10, #20, #30: Injector drive signals. VC / VCC: 5V reference power for sensors (TPS, MAP). PIM / VG: Manifold pressure or Mass Airflow signal. THW: Water temperature sensor. THA: Intake air temperature sensor. OX / HT: Oxygen sensor signal and heater circuit. 4. How to Read a Toyota Pinout Diagram