Mobility -> Coolant for Your BMW M3 4 Door Sixth Generation (2015-2025)

Mobility  
Coolant  
Coolant  
Vehicle features and options  
Coolant level  
This chapter describes all standard, country-  
specific and optional features offered with the  
series. It also describes features that are not  
necessarily available in your car, e. g., due to  
the selected options or country versions. This  
also applies to safety-related functions and  
systems. The respectively applicable country  
provisions must be observed when using the  
respective features and systems.  
Checking  
1. Let the engine cool.  
2. Turn the lid of the coolant reservoir slightly  
counterclockwise to allow any excess  
pressure to dissipate, then open it.  
General information  
The vehicle has two coolant reservoirs that are  
located in the engine compartment.  
To ensure the operational reliability of the vehi‐  
cle, always check the coolant level of both  
coolant reservoirs.  
3. Open the coolant reservoir lid.  
4. The coolant level is correct if it lies be‐  
tween the minimum and maximum marks  
in the filler neck.  
Hints  
Danger of burns from hot engine  
Do not open the cooling system while  
the engine is hot; otherwise, esliding coolant  
may cause burns.◀  
Suitable additives  
Only use suitable additives; otherwise,  
engine damage may occur. The additives are  
harmful to your health.◀  
Coolant consists of water and additives.  
Not all commercially available additives are  
suitable for the vehicle. Information about the  
suitable additives are available from the service  
center.  
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Coolant  
Mobility  
Adding  
1. Let the engine cool.  
2. Turn the lid of the coolant reservoir slightly  
counterclockwise to allow any excess  
pressure to dissipate, then open it.  
3. If the coolant is low, slowly add coolant up  
to the specified level; do not overfill.  
4. Close cap.  
5. Have the cause of the coolant loss elimi‐  
nated as soon as possible.  
Disposal  
Comply with the relevant environmen‐  
tal protection regulations when dispos‐  
ing of coolant and coolant additives.  
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