Parts for your 2016 Ford Focus-Egr valve

2016 Ford Focus EGR valve: does it have one?

Whether a 2016 Ford Focus uses an EGR (exhaust gas recirculation) valve depends on the engine. Technical sources including the Ford Workshop Manual for Focus (LW/LZ, 2015–2018, Description and Operation), Ford/Motorcraft parts catalogues, and engine design briefs indicate no external EGR valve on the petrol engines, while the diesel (TDCi) variants are fitted with an electronically controlled EGR valve and cooler. Those sources show component location views and parts listings for the 2.0 TDCi that include an EGR valve/cooler assembly, and none for the 1.5 EcoBoost or 2.0 GDI petrol engines, which use cam phasing (Ti‑VCT) to achieve internal EGR strategies and rely on a three‑way catalytic converter for NOx control.

• Petrol (1.5 EcoBoost, 2.0 GDI, ST/RS EcoBoost): no external EGR valve fitted.
• Diesel (2.0 TDCi): EGR valve and EGR cooler fitted as part of emissions control.

For owners of petrol 2016‑model Focus, an EGR valve isn’t relevant because these engines use variable cam timing to retain a controlled portion of exhaust gas in‑cylinder (internal EGR). That trims pumping losses and moderates combustion temperature without the complexity of an external valve and cooler, while the stoichiometric fuel strategy and three‑way cat handle NOx.

For 2016 Focus 2.0 TDCi models where an EGR valve is fitted, the part plays a big role in keeping NOx down and helping the engine run smoothly at light loads. By metering a small amount of spent exhaust back into the intake, combustion temperatures are lowered and emissions drop. On these cars there’s also an EGR cooler, so the gas is cooled before re‑entering the manifold, improving efficiency and control. The valve is PCM‑controlled and monitored for position, which is why a sticky or carboned‑up valve will usually trigger a warning lamp and a fault code.

Common signs the Focus TDCi’s EGR is unhappy include rough idle, hesitations on cruise, higher fuel use, more frequent DPF regens, or limp‑home behaviour. Excess soot, short trips, and low‑quality fuel tend to speed up deposits. As part of sensible servicing, many workshops inspect EGR operation and the intake tract around 80,000–120,000 km, cleaning the valve and passages if deposit loading is high. When replacement is needed, new gaskets and clamps should be used, coolant should be bled if the cooler circuit is opened, and the technician should clear fault codes and perform any required relearn or adaptation via scan tool. It’s smart to check for related concerns at the same time—vacuum lines, charge‑air hoses, and intake leaks. Expect typical labour of around 1.5–3.0 hours depending on access and corrosion. Good diesel, regular longer runs to full operating temperature, and correct low‑ash oil help keep soot down and the EGR system happier for longer.

Does a petrol 2016 Ford Focus have an EGR valve?

No. The 1.5 EcoBoost, 2.0 GDI, and ST/RS petrol engines don’t use an external EGR valve. They rely on variable cam timing for internal EGR and a three‑way catalytic converter to control emissions.

Where is the EGR valve on a 2016 Focus 2.0 TDCi?

On the diesel, the EGR valve sits near the rear of the engine (firewall side) and is plumbed to an EGR cooler that links the exhaust and intake. Access varies by body style and under‑bonnet layout.

Can the EGR valve be cleaned, or should it be replaced?

Light to moderate soot build‑up can often be cleaned successfully, restoring normal movement. If the valve’s position sensor or motor has failed, or the shaft is badly worn, replacement is the reliable fix. After either job, it’s best practice to clear codes and run an adaptation procedure.