How to Use the Adaptive Cruise Control in the 2021 Corolla?

3 Answers
MacRobert
07/29/25 4:59pm
2021 Corolla's adaptive cruise control usage method: Press the automatic cruise button on the steering wheel, drive the vehicle to the desired speed (only available at speeds above 30 km/h), press the decrease cruise button (-SET), and the timed cruise will activate to maintain the current speed. To increase the cruise speed, press +RES. To cancel cruise control, press the CANCEL button or simply step on the brake pedal. Below is an introduction to adaptive cruise control: The Adaptive Cruise Control system is an intelligent automatic control system developed on the basis of cruise control technology. In addition to maintaining the speed set by the driver, it can also maintain a preset following distance and automatically accelerate or decelerate based on changes in the distance to the vehicle ahead.
Was this review help?
8
4
Share
DeKingston
08/14/25 7:02am
Using the adaptive cruise control in the 2021 Corolla is quite hassle-free. Having driven this car for over two years commuting to work, I've summarized some practical tips. There's a button area on the left side of the steering wheel—first press the cruise activation button (usually with a small car icon) to put the system on standby. Then accelerate to your desired speed, say 100km/h on the highway, and press the SET button to lock it in. At this point, it automatically controls the speed and will slow down to maintain distance when there's a car ahead; the following distance can be adjusted anytime using the steering wheel directional buttons to near, medium, or far—I recommend setting it farther for safety. Braking or pressing the cancel button exits the system, while pressing RES resumes cruising. It really helps reduce fatigue in traffic jams, but remember to keep your hands on the wheel since radar may misjudge in poor weather. I often practice during light traffic to build confidence—it's very intuitive, taking just minutes to master. Overall operation is smooth and user-friendly.
Was this review help?
12
0
Share
Expand All
KaiAnn
10/13/25 4:18am
Dude, as a tech enthusiast, I absolutely love the adaptive cruise control in the 2021 Corolla. The control cluster on the steering wheel is key: press the right button to activate the system, then use SET +/- to adjust the speed—the set value displays on the instrument panel. The radar probe automatically tracks the car ahead, intelligently handling acceleration and deceleration, with three adjustable follow distances visible via real-time icons on the dash. In traffic jams, it basically handles stop-and-go, delivering a semi-autonomous driving effect. But don’t over-rely on it; in harsh weather or sharp curves, the system may fail, requiring manual takeover. The resume function is awesome—hit the RES button to instantly revert to the last setting. Regularly clean the radar sensor to avoid grime interference. I recommend trying it a few times in stable road conditions. This feature seriously boosts driving efficiency.
Was this review help?
10
4
Share
Expand All
More Forum Discussions

What is the fuel consumption per 100 kilometers for a three-cylinder Xiali?

The fuel consumption of a three-cylinder Xiali is 6 liters per 100 kilometers. The actual fuel consumption may vary slightly depending on individual driving habits and skills. A smoother driving style generally results in lower fuel consumption, while aggressive driving behaviors such as frequent acceleration and overtaking at high RPMs will appropriately increase fuel consumption. Below are some methods to reduce fuel consumption: 1. Check the air conditioning system in summer: Air conditioning malfunctions are a significant cause of high fuel consumption. Poor cooling performance may lead to increased fan speed and lower temperature settings to achieve a comfortable effect. 2. Avoid frequent hard braking: Frequent hard braking is a primary reason for persistently high fuel consumption. While ensuring safe driving, make full use of the vehicle's inertia. 3. Avoid excessive use of air conditioning in small-displacement vehicles: For vehicles exposed to the sun, it is not advisable to turn on the air conditioning immediately upon entering. First, open the windows and set the fan to a higher speed without turning on the air conditioning to expel the hot air inside. After the vehicle has cooled down moderately, then turn on the air conditioning.
6
3
Share

Does a Water-Cooled Engine Need Water?

Water-cooled engines require antifreeze instead of water, as prolonged use of water can cause rust in the radiator. Antifreeze serves to protect the radiator. Below are specific details about motorcycle water cooling: 1. Introduction: So-called water-cooled engines do not use pure water for cooling but rather specialized coolant. The difference between coolant and pure water is that coolant contains a certain proportion of pure or distilled water, but not entirely. Mixing pure water with specialized coolant in a specific ratio creates what is commonly referred to as motorcycle coolant. 2. Classification: Currently, motorcycle engine cooling types are mostly divided into air-cooled, water-cooled, and oil-cooled. The engine is the crucial chamber where the motorcycle burns fuel, akin to the central hub that distributes blood throughout the motorcycle's body. Fuel burns within the engine chamber to provide power for the entire vehicle.
7
4
Share

What is the fuel tank capacity of the Peugeot 301?

The fuel tank capacity of the Peugeot 301 is 53L. Fuel tank capacity (L): This measurement indicates the maximum amount of fuel a vehicle can hold. Methods to check a car's fuel tank capacity: Refer to the owner's manual. The car manual is like a comprehensive guide, providing detailed information about the vehicle, from maintenance schedules to fuel tank capacity. Owners can use this information to refuel appropriately, and it's advisable not to exceed the safe capacity. Fuel tank capacity measurement units: Internationally, the standard unit for measuring fuel tank capacity is liters (L). Different countries have their own standards for fuel tank capacity. In China, the regulated fuel tank capacity is 95% of the rated value, but in practice, the actual capacity is usually greater than the nominal capacity.
9
3
Share

How to use the internal and external circulation in BMW X3?

The button for controlling the external and internal circulation in BMW is slightly different from other vehicles. The button for controlling the external and internal circulation has the letters A and M. A stands for automatic switching between internal and external circulation (meaning the vehicle detects and controls the circulation automatically). M stands for forced internal circulation. If no light is on, it means external circulation is active. Additional relevant information is as follows: 1. Powertrain: The entire lineup is equipped with a 2.0T inline 4-cylinder turbocharged engine, available in high, medium, and low power calibrations, all paired with an 8-speed automatic manual transmission. 2. Configuration: In terms of drivetrain, the entire lineup features a part-time four-wheel-drive system. The front suspension is a MacPherson independent suspension, and the rear suspension is a multi-link independent suspension.
5
2
Share

What is the Tesla with side-opening doors?

Tesla with side-opening doors refers to the Tesla Model-X. Below are the relevant details: 1. Exterior: The Tesla "Model-X" adopts a family-style design, giving it excellent overall recognition. It continues to feature frameless door designs, which from another perspective, gives it a coupe-like style. 2. Interior: The new Tesla "Model-X" still emphasizes simplicity and technology. The newly designed full LCD dashboard is a signature feature of Tesla, instantly elevating the car's interior with a high-tech feel. Additionally, the interior of the new car is crafted with solid colors complemented by wooden decorations, showcasing simplicity without losing a sense of luxury. 3. Performance: The new "Model X" comes in three versions: 5D, 100D, and P100D. It boasts a maximum power of 487kw, accelerating from 0 to 100 km/h in just 4.8 seconds, with a maximum range of up to an impressive 550km. The long-range version can even reach up to 575km.
19
3
Share

Can the Wuling Mini Truck Enter the City?

Whether the Wuling Mini Truck can enter the city depends on the specific regulations of each city. Here is some related information about Wuling: 1. Engine: The Wuling Mini Truck is equipped with a 1.8L engine, with a maximum power of 133 horsepower and a peak torque of 182 Nm. The drive form remains mid-engine, rear-wheel drive. 2. Suspension: The suspension system uses a front MacPherson strut and a rear solid axle with 6-piece variable cross-section leaf springs as the elastic elements. The mini truck features a design with 7 reinforced crossbeams in the load-bearing area, and the proportion of high-strength steel used in the whole vehicle is 85%. It adopts a one-time stamping-formed frame, which is sturdy and robust. The frame thickness for the double-row seats is 140mm, while the single-row version also adopts a reinforced auxiliary crossbeam design, with a thickness reaching 210mm, greatly enhancing its load-bearing capacity.
20
4
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.