DGT D1 licence questions: Mechanics and maintenance
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- In a D1 or D bus, correct tire pressure:
- If a warning appears in a D1 or D bus indicating a major fault, the correct action is to:
- If you notice unusual noises or vibrations in a D1 or D bus, the prudent action is to:
- A steering fault in a D1 or D bus:
- In a bus, preventive maintenance of the braking system is essential because:
- If you notice a major fault in the brakes or steering of a D1 or D bus, the correct action is to:
- Before driving a bus, it is advisable to check: