SMOG CHECK INSPECTOR FINAL
TEST
2026 QUESTIONS WITH CORRECT
ANSWERS
GRADED A+
● What are the two classifications of licenses established for
Smog Check professionals?. Answer: Inspector and Repair
Technician.
● Hydrocarbon emissions are measured as a percentage of the
exhaust and displayed as HC, true or false?. Answer: False
● What does OBD stand for in the context of smog checks?.
Answer: On-Board Diagnostics.
● What is the role of the Bureau of Automotive Repair
(BAR)?. Answer: To oversee the licensing and regulation of
Smog Check Inspectors and Repair Technicians.
● What is the examination fee for each attempt at the Smog
Check examination?. Answer: $56.27
● What should be done if there are error messages during
emissions testing?. Answer: Knowledge of methods for
troubleshooting sample system errors.
,● What must be verified before performing an emissions test?.
Answer: The vehicle must be idling at normal operating
temperature.
● A vehicle is in for a smog check inspection. The technician
notices the vehicle has a Canadian underhood label. The label
makes no reference to California or Federal certification. How
should the smog inspector proceed?
a. test the vehicle as a California vehicle
b. test the vehicle as a federal vehicle
c. check for a BAR label and proceed accordingly. Answer:
Check for a BAR label and proceed accordingly
● A vehicle is in for a smog check inspection. It has two
tailpipes showing from the rear of the vehicle. Upon closer
inspection you notice the vehicle has a V style engine with two
exhaust manifolds. The exhaust system has two catalytic
converters and two mufflers. It has no blend pipe between the
catalytic converters and/or mufflers joining the two exhausts
systems together. How would this vehicle get entered into the
EIS machine?
a. single exhaust
b. modified exhaust
c. defective exhaust
d. dual exhaust. Answer: dual exhaust
● What does the Inspector license allow an individual to do?.
Answer: Inspect and certify emission control systems on
vehicles in California's Smog Check Program.
● During the functional inspection of a smog check inspection
on a 1992 gasoline vehicle the smog inspector needs to check
, the ignition timing. According to the underhood label the
timing specifications is 10 degrees before top dead center
(BTDC) at 750 RPM. Each of these results below would Pass,
except
a. 10 degrees ATDC at 750 RPM
b. 12 degrees BTDC at 800 RPM
c. 8 degrees BTDC at 700 RPM
d. 9 degrees BTDC at 675 RPM. Answer: 10 degrees ATDC at
750 RPM
● What is the maximum drive axle weight allowed during an
ASM test?
a. 5,000 lbs
b. 2,500 lbs
c. 3,000 lbs
d. 8,500 lbs. Answer: 5,000 lbs
● What knowledge is required for inspecting SPK systems?.
Answer: Knowledge of components and procedures for
compliance with state standards.
● What is the purpose of calibrating emissions testing
systems?. Answer: To ensure accurate inspection results.
● What knowledge is necessary for inspecting fuel metering
systems?. Answer: Understanding the components of fuel
metering systems and procedures for compliance with state
standards.
● What is necessary to verify vehicle certification and EPA
standards compliance?. Answer: Knowledge of methods for
verifying vehicle certification and EPA standards compliance.
TEST
2026 QUESTIONS WITH CORRECT
ANSWERS
GRADED A+
● What are the two classifications of licenses established for
Smog Check professionals?. Answer: Inspector and Repair
Technician.
● Hydrocarbon emissions are measured as a percentage of the
exhaust and displayed as HC, true or false?. Answer: False
● What does OBD stand for in the context of smog checks?.
Answer: On-Board Diagnostics.
● What is the role of the Bureau of Automotive Repair
(BAR)?. Answer: To oversee the licensing and regulation of
Smog Check Inspectors and Repair Technicians.
● What is the examination fee for each attempt at the Smog
Check examination?. Answer: $56.27
● What should be done if there are error messages during
emissions testing?. Answer: Knowledge of methods for
troubleshooting sample system errors.
,● What must be verified before performing an emissions test?.
Answer: The vehicle must be idling at normal operating
temperature.
● A vehicle is in for a smog check inspection. The technician
notices the vehicle has a Canadian underhood label. The label
makes no reference to California or Federal certification. How
should the smog inspector proceed?
a. test the vehicle as a California vehicle
b. test the vehicle as a federal vehicle
c. check for a BAR label and proceed accordingly. Answer:
Check for a BAR label and proceed accordingly
● A vehicle is in for a smog check inspection. It has two
tailpipes showing from the rear of the vehicle. Upon closer
inspection you notice the vehicle has a V style engine with two
exhaust manifolds. The exhaust system has two catalytic
converters and two mufflers. It has no blend pipe between the
catalytic converters and/or mufflers joining the two exhausts
systems together. How would this vehicle get entered into the
EIS machine?
a. single exhaust
b. modified exhaust
c. defective exhaust
d. dual exhaust. Answer: dual exhaust
● What does the Inspector license allow an individual to do?.
Answer: Inspect and certify emission control systems on
vehicles in California's Smog Check Program.
● During the functional inspection of a smog check inspection
on a 1992 gasoline vehicle the smog inspector needs to check
, the ignition timing. According to the underhood label the
timing specifications is 10 degrees before top dead center
(BTDC) at 750 RPM. Each of these results below would Pass,
except
a. 10 degrees ATDC at 750 RPM
b. 12 degrees BTDC at 800 RPM
c. 8 degrees BTDC at 700 RPM
d. 9 degrees BTDC at 675 RPM. Answer: 10 degrees ATDC at
750 RPM
● What is the maximum drive axle weight allowed during an
ASM test?
a. 5,000 lbs
b. 2,500 lbs
c. 3,000 lbs
d. 8,500 lbs. Answer: 5,000 lbs
● What knowledge is required for inspecting SPK systems?.
Answer: Knowledge of components and procedures for
compliance with state standards.
● What is the purpose of calibrating emissions testing
systems?. Answer: To ensure accurate inspection results.
● What knowledge is necessary for inspecting fuel metering
systems?. Answer: Understanding the components of fuel
metering systems and procedures for compliance with state
standards.
● What is necessary to verify vehicle certification and EPA
standards compliance?. Answer: Knowledge of methods for
verifying vehicle certification and EPA standards compliance.
