TEXAS EMISSIONS INSPECTIONS EXAM
WITH CORRECT ACTUAL QUESTIONS AND
CORRECTLY WELL DEFINED ANSWERS
LATEST ALREADY GRADED A+ 2025 – 2026
What vehicles must have their gas cap checked to determine
if it is missing or defective? - ANSWERS-Vehicles from 2-24
model years old
What vehicles are exempt from the gas cap test? -
ANSWERS-Slow moving vehicles (that operate at less than
25 mph)
What does the vehicle test report include that each
customer receives? - ANSWERS-The MIL illumination check
results
If MIL is illuminated, DTC numbers and explanations
Readiness results
Alert statement based on reason for failing OBD
, What model year and weight requirement are OBDII
systems required in gasoline powered vehicles? - ANSWERS-
1996 or newer/8,500 pounds or less
True or False: Each vehicle make requires a different
Diagnostic Link Connector, and you are responsible for
ensuring your inspection station has each tool needed for all
vehicle makes. - ANSWERS-False
Where can you locate the diagnostic connector in most
vehicles? - ANSWERS-Beneath the instrument panel, near
the steering column
What is the name of the amber colored warning light that is
illuminated by the OBD system when a malfunction occurs?
- ANSWERS-Malfunction Indicator Light
When severe misfire occurs that could damage the catalytic
converter, what does the MIL do? - ANSWERS-Flashes on
and off once per second
What two checks are required of the MIL:
i. Key-On Engine Off (KOEO)
WITH CORRECT ACTUAL QUESTIONS AND
CORRECTLY WELL DEFINED ANSWERS
LATEST ALREADY GRADED A+ 2025 – 2026
What vehicles must have their gas cap checked to determine
if it is missing or defective? - ANSWERS-Vehicles from 2-24
model years old
What vehicles are exempt from the gas cap test? -
ANSWERS-Slow moving vehicles (that operate at less than
25 mph)
What does the vehicle test report include that each
customer receives? - ANSWERS-The MIL illumination check
results
If MIL is illuminated, DTC numbers and explanations
Readiness results
Alert statement based on reason for failing OBD
, What model year and weight requirement are OBDII
systems required in gasoline powered vehicles? - ANSWERS-
1996 or newer/8,500 pounds or less
True or False: Each vehicle make requires a different
Diagnostic Link Connector, and you are responsible for
ensuring your inspection station has each tool needed for all
vehicle makes. - ANSWERS-False
Where can you locate the diagnostic connector in most
vehicles? - ANSWERS-Beneath the instrument panel, near
the steering column
What is the name of the amber colored warning light that is
illuminated by the OBD system when a malfunction occurs?
- ANSWERS-Malfunction Indicator Light
When severe misfire occurs that could damage the catalytic
converter, what does the MIL do? - ANSWERS-Flashes on
and off once per second
What two checks are required of the MIL:
i. Key-On Engine Off (KOEO)
