License: C1
That’s class C1. Medium-sized vehicles, typically between 3500 kg and 7500 kg.
Category: Technical aspects
2.7.01-063 - How can driver assistance systems be helpful?
2.7.01-133 - What can restrict the functionality of a lane departure warning system?
2.7.01-139 - You are driving a motor vehicle fitted with anti-lock braking system (ABS). How do you achieve the shortest possible braking distance?
2.7.01-140 - A lane assist system with corrective steer control can help you when driving. What should you be aware of?
2.7.01-143 - The lane keeping assist system warns you with acoustic, haptic or optical signals. What might be the cause of this?
2.7.01-149 - How can driver assistance systems help you?
2.7.01-152 - Your motor vehicle is equipped with an active lane keep assist system. What information can be indicated by the status display of this system?
2.7.01-153 - Your motor vehicle is equipped with a lane keep assist system. In what situation can this system help you?
2.7.01-154 - You have the lane keep assist system activated in your motor vehicle. It emits a warning signal while you are driving. What could be the cause of this?
2.7.01-155 - You are using your motor vehicle’s lane keep assist system while driving. The system does not respond when you depart from the lane. What could be the cause of this?
2.7.01-156 - Your motor vehicle is equipped with a lane change assist system without steering intervention. While driving, the warning light flashes on the left-hand exterior rear-view mirror. What is this warning light indicating?
2.7.01-157 - While driving, you are using your motor vehicle’s active lane keep assist system. How can you manually override this driver assist system in the event that it intervenes?
2.7.01-163 - Why might a turn assist system not always detect that a cyclist is present?
2.7.01-202 - What must you be prepared for when driving a partly loaded tank truck?
2.7.01-238 - A motor vehicle with air brakes has not been used for several days. When may you set off at the earliest (vehicle fully loaded)?
2.7.01-242 - What must you do after changing a wheel?
2.7.01-250 - What transport of goods is excluded from the Motor Carrier Act?
2.7.01-251 - For which vehicles in commercial goods traffic do you need a permit?
2.7.01-255 - What must you be careful about, when putting on a wheel?
2.7.01-256 - What must you be aware of when operating your motor vehicle in wintry conditions?
2.7.01-258 - Why might your turn assist system emit a warning?
2.7.01-259 - Your motor vehicle is equipped with a turn assist system. What function does this perform during a turning manoeuvre?
2.7.01-305 - What should you regularly check with a spare tyre carried in the vehicle?
2.7.02-031 - What can cause an excessively large brake cylinder stroke?
2.7.02-034 - What must you do if the oil pressure warning light fails to switch off after starting the engine?
2.7.02-038 - The tail light of your vehicle is not working. What could be the cause of this?
2.7.02-044 - How can you detect your indicator is defective?
2.7.02-127 - What is the impact on your vehicle if you operate the steering wheel while stationary?
2.7.02-130 - Your vehicle is much more difficult to steer than usual. What is the right course of action?
2.7.02-131 - You note that the tyres on your vehicle's front axle are showing uneven amounts of wear. What should be checked?
2.7.02-132 - While driving, your vehicle pulls to the right. What is the right course of action?
2.7.02-202 - What can cause the filling time of an air brake system to be longer than normal?
2.7.02-203 - The warning device of the brake system is activated when driving. What does this mean?
2.7.02-204 - What can cause the air compressor in a braking system with a multi-circuit safety valve to deliver compressed air continuously?
2.7.02-211 - What could be the effect of a strongly leaking air bellows have on road worthiness?
2.7.02-213 - The brake line to a wheel brake cylinder of your motor vehicle is leaking heavily. How can you detect this issue?
2.7.02-214 - What effect can damage to important axle suspension components have on road safety?
2.7.02-215 - What could be the possible cause of low air compressor output?
2.7.02-216 - What should you do if the engine temperature warning light illuminates while you are driving?
2.7.02-304 - What happens if one of the service brake circuits of a dual-circuit compressed air-braking system leaks when the vehicle is in motion?
2.7.03-101 - What may be the result of too little coolant in the engine?
2.7.03-102 - You are in a traffic jam, driving at walking speed. When is the least wear exerted on the clutch of your manual transmission vehicle?
2.7.03-214 - What increases clutch wear in motor vehicles with a manual gearbox?
2.7.03-215 - How can you preserve the clutch components of motor vehicles with a manual gearbox?
2.7.04-001 - What should I ensure when refilling with engine oil?
2.7.04-101 - How can you check the engine oil level?
2.7.05-001 - What is the meaning of the date of manufacture "1217" specified on the tyre?
2.7.05-002 - When should you check the tyre pressure?
2.7.05-101 - What should be noted when changing a tyre using a car jack?
2.7.05-102 - You have to remove a defective tyre. In what sequence should you proceed?
2.7.05-211 - What does the designation “TWI” (Tread Wear Indicator) mean?
2.7.05-212 - How do you recognise that tyres have been retreaded?
2.7.05-216 - Where can you find information about the tyre pressure for your vehicle?
2.7.05-218 - You have to change the front-right wheel of your biaxial motor vehicle. You apply a wheel chock to prevent the vehicle from accidentally rolling off. What must you be aware of when doing so?
2.7.05-220 - What does "L" refer to in the following tyre designation: 315/80 R 22.5 156/150 L?
2.7.05-221 - What does "156/150" refer to in the following tyre designation: 315/80 R 22.5 156/150 L?
2.7.05-222 - The tyre pressure monitoring system (TPMS) indicates to you that there is a pressure loss in one of the twin tyres. What should you do?
2.7.05-223 - What does the red symbol on the tyre indicate?
2.7.05-224 - What should you check with the spare tyre stored in your vehicle?
2.7.05-225 - Based on the tyre designation, when should you check the road-worthiness of your tyres?
2.7.05-226 - Before beginning your journey, what do you have to check in connection with the tyres?
2.7.05-228 - You are driving a motor vehicle with a maximum authorised mass of more than 3.5 t for transporting freight. What must you note during wintry conditions?
2.7.06-110 - What could happen if the cruise control system (speed limiter) is switched off too late?
2.7.06-111 - With what can a cruise control system (speed limiter) assist you?
2.7.06-112 - What should I be aware of when using an adaptive cruise control system?
2.7.06-114 - What benefits does the driver of a motor vehicle have by using a cruise control system?
2.7.06-115 - In which situation is it helpful to use an adaptive cruise control system (ACC)?
2.7.06-117 - What is the purpose of an adaptive cruise control system (ACC) in motor vehicles?
2.7.06-119 - What is the function of your vehicle’s emergency brake assist?
2.7.06-208 - What is understood by a braking system with an automatic load-dependent braking-force regulator (ALB)?
2.7.06-209 - The rear wheels of an unloaded vehicle equipped with an automatic load-dependent braking force regulator (ALB) lock each time the brakes are strongly applied. What can be the cause?
2.7.06-210 - How does the effect of automatic load-dependent braking-force regulators (ALB) and automatic anti-locking devices (ABS) differ?
2.7.06-213 - What produces the braking action in a spring-loaded brake cylinder?
2.7.06-214 - How does a spring-loaded brake system work?
2.7.06-215 - The spring-loaded brake has been applied on a truck which has broken down with engine failure. The air supply is exhausted. What effect does this have?
2.7.06-216 - What kind of emergency release devices exist for spring-loaded brake cylinders?
2.7.06-220 - What must you remember with an air brake system with air-drier?
2.7.06-223 - What is the function of a multiple-circuit safety valve in an air brake system?
2.7.06-228 - Your motor vehicle is equipped with an electronic braking system (EBS). What happens in the event of a failure of the EBS?
2.7.06-229 - Your motor vehicle is equipped with an electronic braking system (EBS). What does the EBS perform?
2.7.06-231 - You press the brake pedal of your motor vehicle fully down. What is the maximum safe decrease of pressure in the braking system if the air tanks are full?
2.7.06-232 - Why is a decrease of pressure of more than 0.7 bar problematic in the compressed air system of a motor vehicle, if you press the brake pedal fully down one time (cut-off pressure around 10 to 13 bar)?
2.7.06-233 - What is the purpose of an automatic load-sensitive braking system (ALB)?
2.7.06-235 - Your motor vehicle is equipped with an electronic braking system (EBS). What is the effect of the EBS?
2.7.06-237 - Your motor vehicle is equipped with an emergency brake assist. Which is correct?
2.7.06-238 - Your motor vehicle is equipped with an emergency brake assist. Which is correct?
2.7.06-242 - What can cause the emergency brake assist of a vehicle to deactivate automatically?
2.7.07-201 - What control and service work has to be carried out regularly on a fifth wheel?
2.7.07-208 - What must you consider when coupling a trailer with ball coupling?
2.7.07-209 - What must be checked after you have coupled a multiple-axle trailer to an automatic trailer coupling?
2.7.09-220 - When transporting certain goods, special regulations must be observed. For which goods does this apply?
2.7.09-221 - How do you mark a load when it extends laterally by more than 0.4 m beyond the side lights of the vehicle?
2.7.09-222 - What do you have to make sure of regarding the load on your vehicle?
2.7.09-226 - You are transporting a "groupage" cargo load containing transport units of varying sizes and weight. How should you secure this load?
2.7.09-228 - What do you have to ensure when taking receipt of a load, if it is expected that transporting this load will create a risk?
2.7.09-229 - When are you required to cover bulk material loaded on your vehicle?
2.7.09-230 - What forms part of securing the load?
2.7.09-231 - This sign on a vehicle indicates what type of transport?
2.7.01-166 - Your vehicle is equipped with a hill-start assist. What benefit does this assist system provide?
2.7.02-049 - A display on your liquid-cooled vehicle indicates an excessively high engine temperature. What should you do now?
2.7.02-050 - A display on your liquid-cooled vehicle indicates that the temperature of your coolant is excessively high. What might be the cause of this?
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