Compare Toyota EGR valve repair quotes from specialist garages

Toyota is the world's largest car manufacturer, famous for the reliability of its vehicles, from the classic Hilux pickup truck to more recent electrified models like the RAV4 Plug-in, which is the most satisfying new car to own in 2023, according to Which?.

Data shows that 20 years after they were sold, 80% of Toyota cars are still on the road. It's hardly surprising that Toyota earned the title of 'Most Reliable Car Brand' at the 2023 Fleet News FN50 Awards. The brand is also cheap to maintain, as our comparison of Toyota and Ford demonstrates.

Toyota's commitment to green innovation, which has seen the development of numerous electric models, extends beyond passenger cars to the racetrack - in 2021, its racing division introduced the GR10 Hybrid Hypercar to compete in the FIA World Endurance Championship.

EGR stands for exhaust gas recirculation. The EGR valve links the intake manifold and the exhaust manifold. It plays a vital role in helping to reduce the amount of NOx emitted from a car. Learn more about how it works here.

Over time, EGR valves can become clogged due to a build-up of soot, and when this happens, an EGR valve clean or replacement is required. Common symptoms of an EGR fault include rough idling, erratic engine functioning (including stalling), increased fuel consumption and higher emissions.

Some manufacturers recommend using an EGR cleaning service every 50,000 miles; doing so helps prevent performance issues and extends the component's life.

EGR valves typically have a lifespan of around ten years. After this time, it's best to book an EGR valve replacement if you experience any of the symptoms listed above. A stuck EGR valve will speed up the process of the diesel particulate filter (DPF) becoming blocked.