Pa Emissions Test Questions and
Correct Answers.
What is the maximum fee that emission inspection stations are allowed to charge for a PA
Emission? - Answer The fee is not regulated
What is the primary function of the Evaporative Control System? - Answer To collect and
store vapors originating in the fuel system
When a vehicle passes a PA Emissions Inspection, who is authorized to affix the PA Emissions
Inspection Certificate (emissions sticker) to the vehicle? - Answer PA Certified Emission
Inspector
Two inspectors are discussing the PA Emission Inspection Program.
Inspector "A" says: "Vehicles that fail the visual portion of the inspection should receive a
complete test before any repairs are made; however, a faulty or missing gas cap may be
replaced after receiving the customer's authorization."
Inspector "B" says: "Vehicles that pass the emission inspection will be issued a Vehicle
Inspection Report (VIR) and a PA Certificate of Emission Inspection (emission sticker)."
Who is right? - Answer Both A and B
The EPA has identified three harmful pollutants produced through inefficient vehicle
combustion and evaporation. These pollutants are: - Answer HC, CO and NOX
Inspector "A" says: "A vehicle that fails an initial emissions inspection is entitled to one free
retest until their current emission sticker expires."
Inspector "B" says: "Vehicle owners may request a retest at a facility other than the one that
performed the initial emissions test."
Who is right? - Answer B only
What is the primary function of the gas cap vacuum relief valve? - Answer To allow fresh air
to enter the fuel tank
Correct Answers.
What is the maximum fee that emission inspection stations are allowed to charge for a PA
Emission? - Answer The fee is not regulated
What is the primary function of the Evaporative Control System? - Answer To collect and
store vapors originating in the fuel system
When a vehicle passes a PA Emissions Inspection, who is authorized to affix the PA Emissions
Inspection Certificate (emissions sticker) to the vehicle? - Answer PA Certified Emission
Inspector
Two inspectors are discussing the PA Emission Inspection Program.
Inspector "A" says: "Vehicles that fail the visual portion of the inspection should receive a
complete test before any repairs are made; however, a faulty or missing gas cap may be
replaced after receiving the customer's authorization."
Inspector "B" says: "Vehicles that pass the emission inspection will be issued a Vehicle
Inspection Report (VIR) and a PA Certificate of Emission Inspection (emission sticker)."
Who is right? - Answer Both A and B
The EPA has identified three harmful pollutants produced through inefficient vehicle
combustion and evaporation. These pollutants are: - Answer HC, CO and NOX
Inspector "A" says: "A vehicle that fails an initial emissions inspection is entitled to one free
retest until their current emission sticker expires."
Inspector "B" says: "Vehicle owners may request a retest at a facility other than the one that
performed the initial emissions test."
Who is right? - Answer B only
What is the primary function of the gas cap vacuum relief valve? - Answer To allow fresh air
to enter the fuel tank
