CA Smog Check Inspector Exam (Actual Exam 2025)
| All Questions and Correct Answers | Graded A+ |
Verified Answers | Just Released
All 95 and older equipped with EGR and are subject to a two speed idle test must
undergo the EGR functional test ---------CORRECT ANSWER-----------------If the MIL
does not illuminate at all in the KOEO position or if it continuously flashes with
the engine running then this indicates that
Pass fail determination - bar snap test?? ---------CORRECT ANSWER-----------------
Pass the vehicle if the vehicle does not emit smoke during the idle test, crankcase
test and both of the final two bar snap tests. Fail if smoke does come out on
either of the final two bar snap tests
Diesel- a visible smoke plume observed 5 to 15 feet from the tailpipes that lingers
for more than 3 seconds on either of the final 2 bar snap tests. Pass or fail ---------
CORRECT ANSWER-----------------Fail
Pass or fail? Any visible smoke observed during the idle test ? ---------CORRECT
ANSWER-----------------Fail
What is the crankcase PCV test? ---------CORRECT ANSWER-----------------Continue
to leave the engine running, go to vehicles engine compartment open the good
,and determine whether any smoke is coming from the crankcase pcv system
(observe for 10 seconds)
What is the EVAP test ? ---------CORRECT ANSWER-----------------Detects any leaks
for vehicles 95' and older
What is the Bar snap test? ---------CORRECT ANSWER-----------------It's part of the
bar 97 tests older vehicles 99 and older. Ensure that the RPM falls in between
2000 and 3000observe the tailpipe exhaust plume for 10 seconds (3 times)
When calibrating the bar 97 which gases does it have ? ---------CORRECT ANSWER-
----------------Zero, high, and low
When calibrating the EVAP machine what do you need to do ? ---------CORRECT
ANSWER-----------------Attach the red hose to the machine need ti open up the
compressed nitrogen
What is the PCV system ? Reduces which two gases ---------CORRECT ANSWER------
-----------Contains the flow of crankcase fumes (blow by gases) into the intake
manifold to reduce hydrocarbons (HC) and Carbon Monoxide (CO)
, TAC (thermostatic air cleaner) need to make sure everything is present and
installed properly. Make sure that the air filter element is..? ---------CORRECT
ANSWER-----------------Not oversized and that there are no additional holes in the
air cleaner housing
An aftermarket intake replacement manifold may be made of different material
than the origin such as ?? ---------CORRECT ANSWER-----------------Aluminum
instead of cast iron
What is an Add- On part ? ---------CORRECT ANSWER-----------------Any aftermarket
part which is not a modified part or a replacement
The number of incomplete monitors allowed to pass OBD test on Gasoline
vehicles 96-99 is..? ---------CORRECT ANSWER-----------------Any one
Number of incomplete monitors allowed to pass the OBD test for 2000 and newer
gasoline vehicles is ..? ---------CORRECT ANSWER-----------------EVAP system
Number of incomplete monitors allowed to pass OBD test for 98-2006 diesel
vehicles is ? ---------CORRECT ANSWER-----------------Zero
| All Questions and Correct Answers | Graded A+ |
Verified Answers | Just Released
All 95 and older equipped with EGR and are subject to a two speed idle test must
undergo the EGR functional test ---------CORRECT ANSWER-----------------If the MIL
does not illuminate at all in the KOEO position or if it continuously flashes with
the engine running then this indicates that
Pass fail determination - bar snap test?? ---------CORRECT ANSWER-----------------
Pass the vehicle if the vehicle does not emit smoke during the idle test, crankcase
test and both of the final two bar snap tests. Fail if smoke does come out on
either of the final two bar snap tests
Diesel- a visible smoke plume observed 5 to 15 feet from the tailpipes that lingers
for more than 3 seconds on either of the final 2 bar snap tests. Pass or fail ---------
CORRECT ANSWER-----------------Fail
Pass or fail? Any visible smoke observed during the idle test ? ---------CORRECT
ANSWER-----------------Fail
What is the crankcase PCV test? ---------CORRECT ANSWER-----------------Continue
to leave the engine running, go to vehicles engine compartment open the good
,and determine whether any smoke is coming from the crankcase pcv system
(observe for 10 seconds)
What is the EVAP test ? ---------CORRECT ANSWER-----------------Detects any leaks
for vehicles 95' and older
What is the Bar snap test? ---------CORRECT ANSWER-----------------It's part of the
bar 97 tests older vehicles 99 and older. Ensure that the RPM falls in between
2000 and 3000observe the tailpipe exhaust plume for 10 seconds (3 times)
When calibrating the bar 97 which gases does it have ? ---------CORRECT ANSWER-
----------------Zero, high, and low
When calibrating the EVAP machine what do you need to do ? ---------CORRECT
ANSWER-----------------Attach the red hose to the machine need ti open up the
compressed nitrogen
What is the PCV system ? Reduces which two gases ---------CORRECT ANSWER------
-----------Contains the flow of crankcase fumes (blow by gases) into the intake
manifold to reduce hydrocarbons (HC) and Carbon Monoxide (CO)
, TAC (thermostatic air cleaner) need to make sure everything is present and
installed properly. Make sure that the air filter element is..? ---------CORRECT
ANSWER-----------------Not oversized and that there are no additional holes in the
air cleaner housing
An aftermarket intake replacement manifold may be made of different material
than the origin such as ?? ---------CORRECT ANSWER-----------------Aluminum
instead of cast iron
What is an Add- On part ? ---------CORRECT ANSWER-----------------Any aftermarket
part which is not a modified part or a replacement
The number of incomplete monitors allowed to pass OBD test on Gasoline
vehicles 96-99 is..? ---------CORRECT ANSWER-----------------Any one
Number of incomplete monitors allowed to pass the OBD test for 2000 and newer
gasoline vehicles is ..? ---------CORRECT ANSWER-----------------EVAP system
Number of incomplete monitors allowed to pass OBD test for 98-2006 diesel
vehicles is ? ---------CORRECT ANSWER-----------------Zero
