CA SMOG CHECK INSPECTOR
TRAINING FINAL REVIEW (PART 1)
QUESTIONS AND ANSWERS WITH
COMPLETE SOLUTIONS 100%
CORRECT RATED A+
LPFET Exceptions
What vehicles from 1976–1995 are exempt from the Low Pressure Fuel
Evaporative Test (LPFET)?
Vehicles equipped with dual tanks, tanks exceeding 50 gallons, vehicles for
which no adapter is available, or those with inaccessible canisters (unless the
vapor line is accessible).
Visible Smoke Test Components
What are the three parts of a "visible smoke test" for gasoline-powered
vehicles?
The Idle Test, the Crankcase Test, and the BAR Snap Test.
Gear Selection for ASM Testing
What gear should be used when performing an ASM (Acceleration Simulation
Mode) emissions test?
Automatic transmissions must be in their normal driving gear (Drive), and
manual transmissions must be in second gear.
Causes for Test Abortion
What conditions may cause an emissions test to be aborted or fail to
complete?
, Faulty brakes, low oil pressure, major coolant leaks, tire failure, gasoline
leaks, abnormal engine noise, or engine overheating.
vehicle to be rejected from an inspection.
Tire pressure, missing emission label, traction control -ANSWER ✔✔These items
are not a reason to reject vehicle from an inspection
Stoichiometry -ANSWER ✔✔What is the term for ideal combustion efficiency?
Advise the vehicle owner to have the vehicle diagnosed to determine the cause of
the failure -ANSWER ✔✔If a vehicle fails an inspection for any reason, what
should the technician do?
Use the VIN on the vehicle and continue with the inspection. -ANSWER ✔✔If the
VIN on the registration and vehicle differ, what action should the technician take?
Notify the customer both orally and in writing that they are unable to repair if it
fails. -ANSWER ✔✔If a test and repair station does not have the tools/equipment
to repair a vehicle, what must be done prior to accepting a vehicle for an
inspection.
Location of liquid fuel leak, reason for smoke test failure, E.O. numbers for
aftermarket parts, component which fails in "other" category, monitors not run to
completion, location of inaccessible canister for LPFET. -ANSWER ✔✔What
must be noted on a VIR?
Check for a BAR Referee Label, and continue with the test if equipped. -
ANSWER ✔✔A vehicle has been converted from diesel to gasoline. All
equipment is installed for the conversion. What action should the inspector take?
TRAINING FINAL REVIEW (PART 1)
QUESTIONS AND ANSWERS WITH
COMPLETE SOLUTIONS 100%
CORRECT RATED A+
LPFET Exceptions
What vehicles from 1976–1995 are exempt from the Low Pressure Fuel
Evaporative Test (LPFET)?
Vehicles equipped with dual tanks, tanks exceeding 50 gallons, vehicles for
which no adapter is available, or those with inaccessible canisters (unless the
vapor line is accessible).
Visible Smoke Test Components
What are the three parts of a "visible smoke test" for gasoline-powered
vehicles?
The Idle Test, the Crankcase Test, and the BAR Snap Test.
Gear Selection for ASM Testing
What gear should be used when performing an ASM (Acceleration Simulation
Mode) emissions test?
Automatic transmissions must be in their normal driving gear (Drive), and
manual transmissions must be in second gear.
Causes for Test Abortion
What conditions may cause an emissions test to be aborted or fail to
complete?
, Faulty brakes, low oil pressure, major coolant leaks, tire failure, gasoline
leaks, abnormal engine noise, or engine overheating.
vehicle to be rejected from an inspection.
Tire pressure, missing emission label, traction control -ANSWER ✔✔These items
are not a reason to reject vehicle from an inspection
Stoichiometry -ANSWER ✔✔What is the term for ideal combustion efficiency?
Advise the vehicle owner to have the vehicle diagnosed to determine the cause of
the failure -ANSWER ✔✔If a vehicle fails an inspection for any reason, what
should the technician do?
Use the VIN on the vehicle and continue with the inspection. -ANSWER ✔✔If the
VIN on the registration and vehicle differ, what action should the technician take?
Notify the customer both orally and in writing that they are unable to repair if it
fails. -ANSWER ✔✔If a test and repair station does not have the tools/equipment
to repair a vehicle, what must be done prior to accepting a vehicle for an
inspection.
Location of liquid fuel leak, reason for smoke test failure, E.O. numbers for
aftermarket parts, component which fails in "other" category, monitors not run to
completion, location of inaccessible canister for LPFET. -ANSWER ✔✔What
must be noted on a VIR?
Check for a BAR Referee Label, and continue with the test if equipped. -
ANSWER ✔✔A vehicle has been converted from diesel to gasoline. All
equipment is installed for the conversion. What action should the inspector take?
