Exhaust Gas Recirculation EGR)

Vehicles with a B20F engine in combination with automatic transmission are equipped with an exhaust gas recirculation system. This makes for cleaner exhaust gases when driving on half throttle. The system consists of an EGR channel and an EGR valve operated under a vacuum.

Clean Exhaust Gas Recirculation manifold port
The exhaust gas recirculation manifold port should be cleaned every 12,000 miles (20,000 km) by an authorized workshop.

Check function of EGR valve
The function of the EGR valve should be checked every 12,000 miles (20,000 km) by a workshop.

Replace Exhaust Gas Recirculation valve
The exhaust gas recirculation valve should be replaced every 24,000 miles (40,000 km) by an authorized workshop.