Table of Contents > Driver assistance systems > Lane Change System (Side Assist)

VW ID.4 2023 Owner's Manual ➜ Lane Change System (Side Assist)

The doors are unlocked.  
The interior lighting is switched on.  
WARNING  
Emergency Assist cannot detect all driving situations and may react in a way that is not desired. Accidents and serious injuries or even death could result.  
If the vehicle behaves unexpectedly, you can stop intervention of Emergency Assist.  
Switch off the Lane Keeping System (Lane Assist).  
Do not use the comfort drive Travel Assist.  
Seek assistance from suitably qualified professionals and have the system checked. Volkswagen recommends contacting an authorized Volkswagen  
dealer or authorized Volkswagen Service Facility.  
Troubleshooting  
Please read the introductory information and heed the Warnings and Notice   
Introduction.  
Semi-automatic vehicle control in a medical emergency (Emergency Assist) not available  
Malfunction or fault. The yellow indicator light turns on. In addition, a message is shown in the instrument cluster display.  
1. Deactivate the vehicle’s drive system and activate it again.  
2. If the problem persists, turn off Emergency Assist and contact suitably qualified professionals. Volkswagen recommends contacting an authorized Volkswagen  
dealer or authorized Volkswagen Service Facility.  
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.  
Lane Change System (Side Assist)  
Introduction  
The Lane Change System (Side Assist)  
helps the driver to discern the traffic  
situation behind the vehicle.  
Radar sensors behind the rear bumper cover monitor the area behind the vehicle. The system measures the distance and difference in speed to other vehicles and  
informs the driver through visual signals in the housing of the outside mirrors.  
Only use Side Assist on secure roads.  
Speed range  
If Side Assist is switched on, it is active at speeds of approx. 15 km/h (approx. 9 mph) and above. Side Assist is deactivated at speeds below approx. 10 km/h  
(approx. 6 mph).  
WARNING  
Side Assist is not a replacement for the driver's attention and works only within the system limitations. Side Assist cannot detect all driving situations and all  
objects in the surrounding environment, and may not provide warnings, may provide warnings with a delay, or may provide warnings 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 and changing lanes.  
Observe the system limitations Side Assist system limitations .  
Always adapt your speed and distance to vehicles driving ahead based on the visual, weather, road, and traffic conditions.  
Always keep your hands on the steering wheel so that you are prepared to steer at any time.  
Pay attention to the displays in the outside mirror housings and in the instrument cluster display, and act accordingly.  
Side Assist system limitations  
Please read the introductory information and heed the Warnings and Notice ⇒  
Introduction.  
Limits of the sensor system  
Side Assist detects driving situations via the radar sensors in the rear area.  
Note the limits of the radar sensors Limits of the sensor system and always pay attention!  
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Functional limitations  
In addition to the situations specified in the sensor system limitations, Side Assist may not correctly interpret the traffic situation in the following situations, among  
others:  
When driving in the center of two lanes.  
When lanes have different widths.  
When certain types of equipment are on the side of the road, such as high or offset guard rails.  
Restricted visibility  
Sunlight may reduce the visibility of the visual display in the outside mirror.  
Calibration  
The radar sensors calibrate once, on the first kilometer of a journey after the vehicle is delivered, and then again if the sensor technology has been repaired. The  
range of the sensors may be limited during the calibration phase.  
Driving with Side Assist  
Please read the introductory information and heed the Warnings and Notice   
Introduction.  
Switching on and off  
You can view the switched on condition of Side Assist in the Infotainment system. You can also switch Side Assist on and off there.  
1. Open the Assistance systems menu.  
2. Switch Side Assist on or off in the corresponding submenu.  
When it is switched on, the yellow indicator light  
in the housing of the outside mirror comes on once briefly.  
If there is a system malfunction, Side Assist may switch off automatically.  
Deactivation in Trailer Mode  
If you use the trailer hitch installed at the factory and have made the required electrical connection, Side Assist will switch off automatically. Once a trailer is  
connected to the vehicle electrical system and the driver starts to drive, a message will appear in the instrument cluster display stating that Side Assist is  
deactivated. Once you have disconnected the electrical connection, Side Assist will be automatically switched on again.  
For trailer hitches that were not installed at the factory, you must switch Side Assist off and on again manually.  
Displays in the Outside Mirror  
157  
Fig. 97 In the outside mirror housing: displays of Side Assist.  
flashing: a vehicle has been detected in the blind spot and the turn signal on the side where the vehicle was detected is activated.  
being overtaken or you are overtaking another vehicle with a speed difference of up to approx. 15 km/h (approx. 9 mph).  
There is no indicator if the passing speed is clearly faster.  
lit: your own vehicle is  
The faster another vehicle approaches, the sooner the display in the outside mirror housing will turn on.  
Lane change system “Side Assist Plus”  
In vehicles with a Lane Keeping System (Lane Assist), a corrective steering intervention warns you when a possibly critical situation is detected when changing  
lanes (information level, warning level), if Lane Assist is switched on. The steering intervention also occurs if you activate the turn signal for the respective side. If  
you oversteer the steering intervention, an additional warning is provided by a steering wheel vibration. Steering wheel vibration must also be activated in the  
Assistance systems menu in the Infotainment system.  
Brightness  
The brightness of the visual display adapts it self automatically to the ambient brightness.  
You can set the default brightness of the display in the Assistance systems menu in the Infotainment system. Side Assist is not active while making the settings.  
Troubleshooting  
Please read the introductory information and heed the Warnings and Notice   
Introduction.  
Side Assist malfunction  
Malfunction or fault. The yellow indicator light in the instrument cluster display comes on. In addition, the yellow central warning light  
1. Deactivate the vehicle’s drive system and activate it again.  
comes on.  
2. 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.  
Malfunctioning sensor view, malfunction message, system switches off automatically  
Clean the radar sensors and remove the stickers or attachments from the radar sensors or the bumper Exterior care and cleaning, Sensors and Camera  
Check if there is any noticeable damage Sensors and Cameras .  
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.  
The system is functioning differently than expected  
The radar sensors could be dirty. Clean the radar sensors Exterior care and cleaning.  
The radar sensors could be covered by water.  
The field of view of the radar sensors is limited by weather conditions, such as snow, or by dirt, soap residue or coatings. Clean the radar sensors Exterior  
care and cleaning.  
The system limitations are not adhered to Side Assist system limitations .  
The vehicle could be damaged in the radar sensor area, for example from parking barriers. Check if there is any noticeable damage Sensors and Cameras  
The field of view of the radar sensors is limited by attachments, bicycle racks or stickers. Keep the area around the radar sensors clear Sensors and  
Cameras.  
Painting work or structural modifications were carried out in the area of the radar sensors, on the vehicle rear or on the suspension Repairs and technical  
modifications.  
The side windows have been covered with after-market tinting films 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.  
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.  
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