Checking and filling -> Operating fluids and operating equipment for Your Volkswagen Jetta 4 Door Seventh Generation (2019-2025)

Operating fluids and operating equipment  
All operating fluids and operating equipment, such as coolant, engine oil and vehicle batteries, are continuously being  
developed.  
1. Have fluids and operating equipment replaced by suitably qualified professionals. Volkswagen recommends contacting an  
authorized Volkswagen dealer or authorized Volkswagen Service Facility.  
WARNING  
Carrying out work on the fuel system may cause fires and serious or fatal injuries due to electrical discharge and flying  
sparks.  
Always disconnect the 12 V vehicle battery.  
Always have a fully-functioning, checked fire extinguisher nearby.  
Make sure that the vehicle is unlocked when the 12 V vehicle battery is disconnected. Otherwise, the anti-theft  
alarm system will be activated.  
WARNING  
Fluids may be poisonous. Improper use and storage may cause serious or fatal injuries.  
Only store fluids in their sealed original containers.  
Never use empty food cans, bottles, or other containers to store fluids, because someone could drink the fluids by  
mistake.  
Keep children away from all fluids and operating equipment.  
Always read and heed the information and warnings on the packaging for the fluids.  
When using products that emit harmful vapors, always work outdoors or in a well-ventilated area.  
WARNING  
Fluids and some materials in the hood space are highly flammable and may ignite on contact with hot surfaces, sparks, or  
naked flames. This can lead to a fire and cause accidents and serious or fatal injuries.  
Never smoke near the hood space.  
Never work near open flames or sparks.  
Never perform work near sources of heat, boilers, or other open flames.  
Never pour or spill fluids on the engine.  
Always have a fully-functioning, checked fire extinguisher nearby.  
NOTICE  
The use of fluids that do not correspond to the specification can cause serious malfunctions and damage to the engine.  
When topping up or changing fluids, make sure that the fluids correspond to the respective specification.  
Only fill fluids into the designated filler openings.  
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Fluids leaking from the vehicle can cause environmental damage.  
Regularly check the ground beneath the vehicle.  
If you see spots of fluid on the ground under the vehicle, have the vehicle checked by an authorized Volkswagen  
dealer or authorized Volkswagen Service Facility. Volkswagen recommends contacting an authorized Volkswagen  
dealer or authorized Volkswagen Service Facility.  
Dispose of leaking fluids according to legal and environmental regulations.  
Washer fluid  
General information  
The windshield washer fluid reservoir is located in the hood space.  
Fig. 164 In the hood space: Cap on the washer fluid reservoir (general example).  
The washer fluid reservoir is identified with the  
symbol on the cap fig. 164.  
1. Check the washer fluid level regularly and fill if necessary.  
Preparations  
1. Prepare the vehicle for work in the hood space page , In the hood space.  
2. Open the hood.  
Checking and refilling  
1. Check if there is enough washer fluid in the reservoir.  
2. To top it up, mix clean water with a suitable alcohol-based windshield cleaner. Follow the mixing instructions on the  
packaging of the windshield cleaner  
, ⇒  
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3. When the outside temperatures are cold, an anti-freeze agent should be added to the water so that it does not freeze.  
Follow the mixing instructions on the packaging of the anti-freeze agent.  
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