Electric EGR Control Valve 🔧

This OE-grade exhaust gas recirculation control unit regulates how much exhaust is routed back into the intake. It’s needed to lower combustion temperature, cut NOx emissions, smooth idle, and protect the engine and turbo during everyday driving. With correct EGR flow, fuel economy improves and the vehicle stays compliant with emissions tests.

How it works ♻️

An electric motor drives a pintle through a small gear set. The ECU commands the valve to open or close based on load, rpm, throttle, and coolant temp. An internal position sensor confirms the exact opening angle, so the ECU can keep flow steady at cruise, reduce it on cold start, and shut it under hard acceleration for clean power.

What happens if it breaks ⚠️

Stuck closed: high NOx, hotter exhaust, knock risk, failed emissions. Stuck open: rough idle, stall, smoke, low boost. In both cases expect poor fuel economy, sluggish response, turbo and intake soot, DPF stress, and a check engine light with EGR codes. If the motor or sensor is worn, replacement is better than cleaning.

Tech tips ✅

Install with a fresh gasket, clean the EGR passages, and perform an EGR/idle relearn with a scan tool after fitment. Check vacuum lines and connectors to avoid repeat faults.

• Land Cruiser
• Land Cruiser Prado