If there is an exhaust leak ahead of the rear HO₂S, or if the rear HO₂S is faulty, which of the following can result? A)An inability to run the catalytic converter monitor properly B)Improper control of the engine's air/fuel ratio resulting in an incorrect Lambda value C)The production of too much CO₂ D)Both A and B

Question

Quizplus · Accepted Answer

An exhaust leak or a faulty rear HO2S can affect the catalytic converter monitor and the air/fuel ratio control, leading to issues with both the catalytic converter monitoring and incorrect Lambda values.

If There Is an Exhaust Leak Ahead of the Rear