8987120050 Toyota DRIVER, INJECTOR, Price: 443.35$, Weight: 0.429kg

Fuel Injector Control Module for Toyota Engines

This unit powers and times the injectors so your Toyota starts fast, idles smooth, and pulls clean. It delivers precise current to each injector, stopping misfire, saving fuel, and keeping emissions in check. A healthy module also protects the ECU and the injectors from voltage spikes.

How it works ⚙️

The ECU sends a small signal. The module boosts and shapes that signal into a strong, peak-and-hold current for the injector solenoid. It controls dwell time, clamps flyback voltage, and monitors heat and supply voltage. The result is accurate spray at all RPM and loads, on gasoline or common-rail diesel systems.

Why you need it

Heat, age, and vibration can crack solder or burn driver transistors. Corroded pins also cause weak or lost injector pulses. Replacing this part restores power, economy, and clean exhaust.

If it fails

Signs include hard start, rough idle, misfire, black smoke, poor MPG, injector circuit codes, or limp mode. In total failure, the engine may not start. Driving on a bad unit can damage the catalyst/DPF and wash cylinder walls. Diagnose with a scan tool and scope; ensure good power and ground. Fitment is OE-style: plug in connectors, mount on a clean heat sink, and torque evenly.

Compatibility

• Avensis
• Coaster
• Corolla Hb
• Corolla Sed/Wg
• Corolla Verso
• Hilux Surf
• Land Cruiser Prado
• Quick Deli/Urban Sup