| http://www.w3.org/ns/prov#value | - The electronic control unit then calculates how much fuel is needed to inject into the intake manifold.Oxygen sensor An automotive oxygen sensor, also known as an O2 sensor, lambda probe, lambda sensor, lambda sond or EGO (exhaust gas oxygen) sensor, is a small sensor inserted into the exhaust system of a petrol engine to measure the concentration of oxygen remaining in the exhaust gas to allow an
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