Table of Contents > Driver assistance systems > Adaptive Cruise Control (ACC)

VW ID.4 2023 Owner's Manual ➜ Adaptive Cruise Control (ACC)

The cruise control system resumes and maintains the saved speed.  
WARNING  
There is the risk of an accident if you inadvertently resume at the saved speed or if the saved speed is too fast for the current road, traffic, or weather  
conditions. This may result in serious injury or even death.  
Check whether the saved speed is suitable for the current road, traffic, or weather conditions before you resume the cruise control system.  
Switch off the cruise control system if you do not require it.  
Switching off  
1. Press and hold the  
button.  
The cruise control system is switched off and the saved speed is deleted.  
Switching to other driver assistance systems  
Depending on the vehicle equipment, you can switch to the following driver assistance systems:  
Adaptive Cruise Control (ACC).  
1. Press or swipe the  
button.  
2. Swipe to the left or right to select the system you want.  
3. Press the  
button.  
Troubleshooting  
Please read the introductory information and heed the Warnings and Notice   
Introduction.  
Cruise control system malfunction  
Malfunction. The yellow indicator light turns on.  
Switch off the cruise control system and seek assistance from an authorized Volkswagen dealer or authorized Volkswagen Service Facility. Volkswagen  
recommends contacting an authorized Volkswagen dealer or authorized Volkswagen Service Facility.  
The regulation function is canceled automatically  
The vehicle has exceeded the stored speed for an extended period.  
No gear is engaged for driving forward.  
Braking assistance systems, for example ASR or ESC, are active.  
The vehicle has been braked by Autonomous Emergency Braking (Front Assist).  
If the problem persists, switch off the cruise control system and seek assistance from an authorized Volkswagen dealer or authorized Volkswagen Service  
Facility. Volkswagen recommends contacting an authorized Volkswagen dealer or authorized Volkswagen Service Facility.  
Adaptive Cruise Control (ACC)  
Introduction  
Adaptive Cruise Control (ACC)  
maintains your selected speed. When  
the vehicle approaches a vehicle driving  
ahead, the ACC adjusts the speed  
automatically and maintains your set  
distance to the vehicle driving ahead.  
Does this vehicle have ACC?  
The vehicle has ACC if you can adjust ACC settings in the Assistance systems menu in the Infotainment system.  
Speed range  
You can set a speed between approx. 20 km/h (approx. 15 mph) and approx. 150 km/h (approx. 95 mph).  
Driving with ACC  
You can override the ACC system at any time. The regulation function is canceled when you apply the brakes. When you accelerate, the regulation function is  
paused while accelerating and then resumed with the speed set.  
If a trailer is hitched, ACC is less dynamic.  
Driver intervention request  
If automatic deceleration by the ACC is not sufficient or the system limits are reached, the ACC will prompt you – with a message in the instrument cluster –  
to also apply the brakes. The red warning light will also turn on and a warning tone will sound. Take over steering and be ready to brake.  
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WARNING  
ACC is not a replacement for the driver's attention and works only within the system limitations. ACC cannot detect all driving situations and may not react, or  
may react with a delay, or may react in a way that is not desired. If you are careless, there is a risk of accidents, serious injuries and death.  
Always stay attentive and do not rely solely on the system. The driver is always responsible for control of the vehicle.  
Observe the system limitations System Limitations of ACC.  
Always adapt your speed and distance to vehicles driving ahead based on the visual, weather, road, and traffic conditions.  
Take over steering immediately if a driver intervention prompt appears in the instrument cluster display or the deceleration by ACC is not sufficient.  
Apply the brakes if the vehicle continues to roll unintentionally, e.g. after a driver intervention prompt.  
Special driving situations  
Please read the introductory information and heed the Warnings and Notice   
Introduction.  
The functions described below depend on the vehicle equipment and are not available in all countries.  
Stop-and-go traffic  
ACC can brake the vehicle and bring it to a standstill. ACC remains active, and the instrument cluster display shows ACC is ready for a few seconds. In this time,  
the vehicle will automatically move again once the vehicle driving ahead starts.  
Extend drive-readiness or reactivate:  
1. Press the  
Driving off when drive-readiness has ended and the vehicle driving ahead has already started moving:  
1. Press the button.  
button.  
Or: Briefly press the accelerator pedal.  
The ACC does not stay active in the following scenarios:  
The stationary phase lasts several minutes.  
A vehicle door is opened.  
The vehicle's drive system is deactivated.  
WARNING  
If ACC is ready appears in the instrument cluster display and the vehicle driving ahead starts to move, your vehicle will start driving automatically. The vehicle  
may not be able to detect obstacles in the vehicle's path when this happens. This may cause accidents and serious injuries.  
Check the vehicle's path every time before you start driving and brake the vehicle if necessary.  
System Limitations of ACC  
Please read the introductory information and heed the Warnings and Notice ⇒  
Introduction.  
Limits of the sensor system  
ACC detects driving situations using the radar and ultrasonic sensors in the front of the vehicle and the camera behind the windshield. The radar sensor has a rang  
of up to approx. 160 m (approx. 520 ft).  
WARNING  
If you use the ACC in situations outside system limitations, accidents and serious injuries may result and legal regulations may be violated.  
Be aware of the limitations of the sensor system Limits of the sensor system and cancel the regulation in the situations described.  
Unrecognizable objects  
ACC only detects vehicles that are moving in the same direction or are stationary. The following will not be detected:  
Pedestrians  
Animals  
Vehicles crossing the street or oncoming vehicles  
Other stationary obstacles  
Stationary vehicles  
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Fig. 90 Stationary vehicle.  
ACC responds in a limited manner to stationary vehicles up to approx. 60 km/h (approx. 37 mph), provided that a stationary vehicle is detected as such and your  
own vehicle can be comfortably braked behind the stationary vehicle within the system limits of ACC. ACC does not perform emergency braking fig. 90.  
The reaction to stationary vehicles depends on the vehicle equipment and is not available in all countries.  
Switching ACC on and off  
Please read the introductory information and heed the Warnings and Notice   
Introduction.  
Fig. 91 Left side of the multi-function steering wheel.  
Switching on  
1. Press the  
button.  
ACC is not yet functioning.  
Starting the regulation function  
1. Press the  
button while driving forward.  
ACC saves the current speed and maintains the set distance. If the current speed is outside the specified speed range, the ACC adjusts the minimum speed  
when driving too slowly or the maximum speed when driving too quickly.  
ASR Sport and, depending on the vehicle equipment, ESC Sport are also deactivated.  
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The following indicator lights may turn on depending on the driving situation:  
ACC is regulating – no vehicle ahead detected.  
ACC is regulating – vehicle ahead detected.  
If the ACC is not functioning, the gray indicator lights come on.  
Canceling the regulation function  
1. Press the  
button briefly.  
Or: Press the brake pedal.  
If the respective indicator light for the driving situation lights up gray, the speed and distance are saved.  
If ASR Sport is activated, the regulation is automatically interrupted.  
Resuming the regulation function  
1. Press the  
button.  
ACC assumes the last set speed and the last set distance. The instrument cluster display shows the set speed, and indicator lights turn on corresponding to the  
driving situation.  
Switching off  
1. Press and hold the  
button.  
The set speed is deleted.  
Switching to other driver assistance systems  
Depending on the vehicle equipment, you can switch to the following driver assistance systems:  
Cruise Control System.  
1. Press or swipe the  
2. Swipe to the left or right to select the system you want.  
3. Press the button.  
button.  
Adjusting the ACC settings  
Please read the introductory information and heed the Warnings and Notice   
Introduction.  
Setting the distance  
Fig. 92 In the instrument cluster display: set distance  
, ACC is regulating (general example).  
You can set the distance at five levels from very short to very long:  
1. Press the  
2. Press the  
Or: Press the  
button.  
button or  
button, or swipe vertically over the button area from  
to  
or  
.
button repeatedly until the preferred distance is set.  
The instrument cluster display shows the selected level fig. 92 . Heed the country-specific regulations for minimum distance.  
In the Assistance systems menu of the Infotainment system, you can choose whether you want the regulation to start at the distance that was set at the end of the  
journey or start at a preselected distance.  
Setting the speed  
You can adjust the stored speed within the specified speed range using the buttons on the multi-function steering wheel as follows:  
+ 1 km/h (1 mph): Press the  
- 1 km/h (1 mph): Press the  
button gently.  
button gently.  
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Press the  
+ 10 km/h (5 mph):  
button firmly or swipe it from the bottom to the top. Pressing for the first time changes to the next-largest tens digit (km/h) or fives digit  
(mph).  
- 10 km/h (5 mph):Press the  
button firmly or swipe it from the top to the bottom. Pressing for the first time changes to the next-smallest tens digit (km/h) or  
fives digit (mph).  
To change the stored speed continuously, press and hold the respective button.  
WARNING  
ACC cannot detect all driving situations correctly. If the vehicle is less than the minimum distance from the vehicle ahead and the difference in speed between  
the vehicle ahead and your own vehicle is so great that the speed deceleration from the ACC is not sufficient, there is a risk of a rear end collision. This may  
result in serious injury or even death.  
Always be ready to apply the brakes yourself.  
To override the speed and distance control, press the accelerator pedal. In this case, ACC will not brake automatically.  
Heed the country-specific regulations regarding minimum distance.  
Always set a longer distance when there is rain, snow, or poor visibility.  
Adjusting the regulation function system settings  
You can influence how the ACC reacts in a sporty driving style:  
Vehicles with Driving Mode Selection:  
Select the desired driving mode.  
Vehicles without Driving Mode Selection:  
Select the desired driving mode in the Assistance systems menu in the Infotainment system.  
Troubleshooting  
Please read the introductory information and heed the Warnings and Notice   
Introduction.  
ACC is not available  
The yellow indicator light turns on.  
The radar sensor is dirty. Clean the radar sensor Vehicle care.  
The visibility of the radar sensor is limited due to weather conditions, such as snow, or from soap residue or coatings. Clean the radar sensor Vehicle care  
Radar sensor visibility is limited by attachments, decorative frames on license plate holders, or stickers. Clear the area around the radar sensor Sensors  
and Cameras.  
The radar sensor is misaligned or damaged, for example as a result of damage to the front of the vehicle. Check if there is noticeable damage Sensors and  
Cameras.  
Malfunction or fault. Deactivate the vehicle’s drive system and activate it again.  
Painting work was carried out on or structural modifications were made to the front of the vehicle Repairs and technical modifications.  
If the problem persists, contact an authorized Volkswagen dealer or authorized Volkswagen Service Facility. Volkswagen recommends contacting an  
authorized Volkswagen dealer or authorized Volkswagen Service Facility.  
ACC is not functioning as expected  
The radar sensor is dirty. Clean the radar sensor Vehicle care.  
The ultrasonic sensors are soiled, obscured or damaged. Clean the ultrasonic sensors Vehicle care.  
Clear the area around the ultrasonic sensors and check for damage Sensors and Cameras .  
The system limitations are not adhered to System Limitations of ACC.  
The brakes are overheating, and the regulation function has been automatically canceled. Let the brakes cool down and check the function again.  
If the problem persists, contact an authorized Volkswagen dealer or authorized Volkswagen Service Facility. Volkswagen recommends contacting an  
authorized Volkswagen dealer or authorized Volkswagen Service Facility.  
Additional information may be displayed in the vehicle status, depending on the malfunction Vehicle settings menu .  
The Adaptive Cruise Control cannot start  
Make sure the following requirements are met:  
The brake lights on the vehicle are functioning.  
The brake lights on the electronically connected trailer are functioning.  
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ESC is not regulating.  
The brake pedal is not being pressed.  
Unusual noises during automatic braking  
This is normal and not a cause for concern.  
Controls are responding differently than expected  
Moisture, dirt and grease may limit the functioning of the controls.  
1. Always keep the control panels clean and dry.  
Front Assist  
Introduction  
Front Assist can recognize impending  
forward collisions and warn the driver.  
In addition, the system can provide  
support when braking and initiate an  
automatic braking maneuver.  
The Front Assist system can help to avoid accidents but cannot replace the driver's attention.  
Front Assist works solely within the system limitations. Warning times vary depending on the Traffic Situation and the driving behavior.  
Range of functions  
Front Assist includes the following additional functions, depending on the vehicle equipment and the country:  
Pedestrian Monitoring.  
Cyclist Monitoring.  
The functions named are automatically active if Front Assist is switched on.  
Recognizable objects  
Autonomous Emergency Braking (Front Assist) can recognize the following objects, depending on the vehicle equipment and the country:  
Vehicles.  
Bikes.  
Pedestrians.  
Driving with Front Assist  
You can cancel automatic braking interventions by moving the steering wheel or pressing the accelerator pedal.  
Automatic braking  
Front Assist can brake the vehicle to a stop. The vehicle will not be held at a stop after that. Press the brake pedal.  
The brake pedal feels more firm during an automatic braking maneuver.  
WARNING  
Front Assist is not a replacement for the driver's attention and works only within the system limitations. Front Assist cannot detect all driving situations and may  
not react, may react with a delay, or may react in a way that is not desired. If you are careless, there is a risk of accidents, serious injuries and death.  
Always stay attentive and do not rely solely on the system. The driver is always responsible for control of the vehicle.  
Observe the system limitations System Limitations of Front Assist.  
Always adapt your speed and distance to vehicles driving ahead based on the visual, weather, road, and traffic conditions.  
Consider interrupting automatic Autonomous Emergency Braking (Front Assist) interventions if necessary.  
When Front Assist warns you, brake the vehicle immediately or maneuver around the obstacle, depending on the driving situation.  
If you are unsure which functions are included with your vehicle depending on the vehicle equipment and country, consult suitably qualified professionals  
before starting your journey. Volkswagen recommends contacting an authorized Volkswagen dealer or authorized Volkswagen Service Facility.  
Warning levels and braking support  
Please read the introductory information and heed the Warnings and Notice   
Introduction.  
Speed ranges  
Autonomous Emergency Braking (Front Assist) provides maximum support within these speed ranges:  
Response to vehicles: Approx. 5 km/h (approx. 3 mph) to approx. 250 km/h (approx. 155 mph).  
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