Red Seal Automotive Service Technician Exam (Interprovincial)
A. Common occupational skills: practice questions
Our Red Seal Automotive Service Technician bank has 16 questions on this topic. Here are 5 of them with answers; the full mock exam draws from every topic, like the real one.
Question 1
Before a vehicle is raised on a two-post lift, CCOHS says bystanders should be kept at least:
- 2 m (6 ft) away
- 0.5 m (1.5 ft) away
- 1 m (3 ft) away
- 5 m (16 ft) away
Show the answer
A. 2 m (6 ft) away — CCOHS: keep people at least 2 m (6 ft) away from the vehicle before lifting.
Question 2
When connecting a battery charger to a 12 V battery, CCOHS says you should first:
- Unplug or switch off the charger
- Connect the negative clamp to the positive post
- Remove the vent caps and set the charger to maximum
- Start the engine
Show the answer
A. Unplug or switch off the charger — Unplug or turn the charger off before attaching or removing clamps, then connect in proper polarity.
Question 3
Which document lists hazards, PPE and first aid for a brake cleaner used in the shop?
- The repair order
- The technical service bulletin
- The vehicle's owner's manual
- Its safety data sheet (SDS)
Show the answer
D. Its safety data sheet (SDS) — WHMIS/GHS requirements in the RSOS include SDS, labels and training.
Question 4
Why does CCOHS say not to drain a fuel tank over or near a service pit?
- Fuel dissolves the pit's concrete
- The pit's drain cannot handle fuel
- Gasoline vapours are heavier than air and collect in the pit
- Fuel vapour rises out of the pit and can set off the shop's smoke detectors
Show the answer
C. Gasoline vapours are heavier than air and collect in the pit — Vapours from gasoline and paint solvents are heavier than air and can accumulate in a pit.
Question 5
Which flare types does the RSOS list for brake and fuel lines?
- Single and triple flares, plus compression fittings for metric lines
- Compression and push-fit
- Swaged and soldered
- Single, double (imperial) and ISO (metric)
Show the answer
D. Single, double (imperial) and ISO (metric) — The RSOS lists single, double (imperial) and ISO (metric) flares.