MD614375 Mitsubishi SENSOR,THROT BODY THROTTLE, Price: 240.64$, Weight: 0.06kg

Throttle Body Position Sensor

⚙️ This sensor is a key input for the engine control unit. It tells the ECU exactly how far the throttle plate is opened when you press the accelerator. With the right signal, the engine can deliver smooth power, stable idle, and correct fuel economy.

Why This Part Is Needed

Modern fuel injection depends on precise throttle angle data. The ECU uses it to adjust injector pulse, ignition timing, idle control, and automatic transmission shift feel (where fitted). A healthy sensor helps remove hesitation and keeps drivability predictable.

How It Works

? Inside is a variable resistor (potentiometer) that changes voltage as the throttle shaft rotates. The ECU reads this changing voltage as “closed,” “part throttle,” and “wide open,” then reacts in real time to your pedal input.

What Happens If It Fails

❗ A worn or dead sensor can send unstable or wrong signals. Common results include rough idle, stalling when stopping, flat spots on acceleration, high fuel use, delayed kickdown, and a check engine light. In severe cases, the ECU may enter limp mode to protect the engine.

✅ Compatibility

• Mitsubishi L300