What lights should be used when reaching the top of a slope at night?

1 Answers
OSebastian
07/29/25 4:58pm
When driving uphill at night, you should alternately use high and low beams to signal. After reaching the top of the slope, switch to low beams to avoid dazzling oncoming vehicles. Precautions for driving uphill and downhill: Pay attention to light switching: When driving uphill at night, the change in the angle of the headlights may cause the illumination distance to be too short, affecting visibility. Additionally, the engine sound may become muffled, and power may decrease. Therefore, you should switch to high beams when going uphill to increase the illumination distance. When approaching the top of the slope, alternately switch between high and low beams to alert oncoming vehicles to yield. After reaching the top, switch back to low beams to prevent the lights from shining upward and increasing blind spots. When going downhill, the illumination distance becomes longer, but road clarity decreases. In this case, promptly alternate between high and low beams to observe changes in road conditions. Control vehicle movement: Downhill sections have less resistance, so ensure the vehicle's braking performance is good when going downhill. Avoid coasting in neutral; lightly press the brake pedal and use engine braking to reduce the vehicle's coasting speed. Maintain a following distance of at least 50 meters, and avoid sudden steering to prevent significant deviation that could lead to a rollover. Rules for meeting and overtaking vehicles: When meeting another vehicle, check if there is a yield sign on the roadside. If there is, yield according to the sign. If there is no yield sign, generally follow these rules when overtaking: large trucks yield to small cars, turning vehicles yield to those going straight, right-turning vehicles yield to left-turning vehicles, downhill vehicles yield to those starting uphill, obstructed vehicles yield to unobstructed ones, and vehicles on narrow new roads yield to those backing up. If encountering patrol cars, fire trucks, ambulances, or emergency engineering vehicles, always yield to these special vehicles.
Was this review help?
19
3
Share
More Forum Discussions

How to Adjust Excessive Free Travel in a Car's Brake Pedal?

When the free travel is inappropriate, simply loosen the lock nut on the master cylinder push rod, then rotate the push rod to alter its length. This changes the gap between the rod and piston, thereby adjusting the free travel. After adjustment, tighten the lock nut. Additional notes: 1) Brake pedal free travel is essential for proper brake system operation. 2) To measure free travel, place a ruler vertically between the brake pedal and cabin floor. Press the pedal downward until resistance is felt, noting the ruler reading. Release the pedal and observe the new reading - the difference between these values equals the free travel. 3) During inspection, gently press the pedal to measure free travel until increased resistance is detected. This value should not exceed 45mm. The effective brake pedal travel is 135mm, with total travel being no less than 180mm. The distance from pedal to steering wheel rim must be ≥598mm. If measurements don't meet specifications, adjust the push rod length accordingly, ensuring the free travel isn't affected by additional floor mat thickness.
19
0
Share

Can You Park on a Highway Ramp?

Parking is not allowed on highway ramps. Precautions for ramps: Pay attention to roadside signs and boards. On highways, be sure to observe the signs set up before the ramp entrance to avoid last-minute actions, such as stopping to check only upon reaching the ramp. If you have already passed the ramp, you must continue forward and cannot reverse back. If you are too close to or have already passed the ramp entrance, do not brake suddenly or reverse, as vehicles behind you may be traveling too fast to avoid a rear-end collision. Use the "side lane" when entering or exiting the ramp. Since most ramps have a speed limit of 60 km/h, the side lane is designed to allow vehicles to safely adjust their speed. The side lane, used for deceleration or acceleration, is separated from the main lane by a short, thick, and conspicuous white marking. Ramps: Ramps are an essential component of interchanges, providing access to intersecting roads. The rationality of ramp design directly affects the functionality of the interchange, traffic safety and smoothness, operational efficiency, and engineering investment. Therefore, ramp design should be based on thorough considerations, with proper arrangement and suitable alignment.
5
4
Share

What are the effects of a faulty exhaust gas recirculation valve on a car?

Faulty exhaust gas recirculation valves can lead to unstable idling, poor acceleration, increased fuel consumption, insufficient power, and other malfunctions. Introduction to exhaust gas recirculation: Exhaust gas recirculation is a technique (or method) used in small internal combustion engines for automobiles, where a portion of the exhaust gas is recirculated and reintroduced into the intake side to be burned again. The primary purpose is to reduce nitrogen oxides (NO-x) in the exhaust gas and improve fuel economy under partial load conditions. It is commonly referred to as "EGR" by taking the initials of each English word. Types of EGR systems: Mechanically controlled EGR system, electronically controlled EGR system, directly controlled EGR system, indirectly controlled EGR system, single-valve controlled EGR system, multi-valve controlled EGR system, open-loop controlled EGR system, closed-loop controlled EGR system.
2
2
Share

Can You Reverse with Four-Wheel Drive Engaged?

You can reverse with four-wheel drive engaged. Four-Wheel Drive: Four-wheel drive refers to a vehicle maintaining four-wheel drive throughout the entire driving process, with the engine's output torque distributed to the front and rear wheels at a fixed ratio. This drive mode ensures excellent off-road and handling performance at all times, but it cannot adjust torque distribution based on road conditions and consumes more fuel. On the other hand, an automatic four-wheel drive system switches between two-wheel and four-wheel drive via a computer chip. On normal roads, the vehicle operates in two-wheel drive mode, but when encountering off-road conditions or wheel slippage, the computer detects and automatically distributes power to the other two wheels. For part-time four-wheel drive systems, the quality of the control program affects the intelligence of the drive mode switching. Additionally, there is a part-time four-wheel drive system that requires manual control by the driver to switch drive modes. Many SUVs and off-road vehicles incorporate one or several of these four-wheel drive modes to complement each other's strengths and weaknesses. Reversing Tips: First, ensure the rear of the car can smoothly enter without crossing lines, then gradually straighten and adjust the body.
20
0
Share

Which department should I register for a driver's license physical examination?

No registration is required for a driver's license physical examination. Driver's license physical examination: The examination mainly tests the driver's vision, color discrimination, hearing, as well as any defects in limbs, torso, and neck movement, ensuring there are no motor dysfunctions. Driver's license renewal process: Original and photocopy of the driver's identity proof; Original driver's license and its duplicate; Three one-inch digital color photos of the driver with a white background; Physical examination results; Go to the vehicle management office or its branches; Queue to get a number; Processing at the service window; Payment at the fee window; Collect the new license at the issuance window. Where to get a physical examination for driver's license renewal: Check if the initial driver's license physical examination was conducted at the local vehicle management office; Go to a hospital approved by the provincial health department for a driver's physical examination and obtain a medical certificate confirming fitness to drive. Then submit the medical certificate to the vehicle management office. Upon receiving the medical certificate, the vehicle management office will issue a receipt for the 'Medical Certificate'.
10
1
Share

Is it necessary to install a reverse radar?

It is not necessary to install a reverse radar if the vehicle already has a reverse camera function. Below are specific details about the role of a reverse radar: 1. Safety: It effectively helps avoid scratches while reversing, making it a great parking aid for beginners and improving driving safety to some extent. 2. Assistance: The reverse radar is the most basic parking aid, alerting the driver to surrounding obstacles through sound or more intuitive displays.
20
3
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.