Carbon monoxide is being discussed. Technician A says as the air/fuel ratio becomes richer, the CO levels decrease. Technician B says CO is a colorless, odorless, and highly poisonous gas that can cause death. Who is correct?
A) A only
B) B only
C) both A and B
D) neither A nor B
Correct Answer:
Verified
Q27: The exhaust gas recirculation system reduces _.
A)hydrocarbons
B)carbon
Q28: Technician A says the production of CO2
Q29: Which of the following is NOT part
Q30: Technician A says the EGR vent solenoid
Q31: OBD-II canister purge systems are being discussed.
Q33: An I/M 240 test lasts _ minutes.
A)two
B)four
C)six
D)eight
Q34: Technician A says oil in the PCV
Q35: Technician A says a three-way catalytic converter
Q36: Technician A says HC emissions are caused
Q37: The enhanced evaporative emission system (OBD-II)can detect
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