Question 1805 · Truck theory test
What should a driver do if a red system warning light lights up on the dashboard of their vehicle?
Pick an answer to test yourself.
Correct answer
Stop and investigate the cause.
Official explanation
If a red system warning light comes on while you are driving, you should stop in a safe place as soon as possible and investigate the problem before deciding what action to take. It is important to understand the meaning of your vehicle's warning lights, information on which can be found in the vehicle's handbook.
- Topic
- Managing risk · Vehicle Safety and Technical Checks
- Also in
- This question also appears in the bus theory test.
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