If There Is an Exhaust Leak Ahead of the Rear

question 2

Multiple Choice

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

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