BMW 3: Wheels and tires
BMW 3 Series G20 (2018-2026) Owners Manual / Wheels and tires
- Tire inflation pressure
- Tire identification marks
- Tire tread
- Changing wheels and tires
- Run-flat tires
- Mobility System
- Snow chains
- Tire Pressure Monitor TPM
- Concept, General information, Safety information
- Tire settings
- Messages: for tires without special approval
- Actions in the event of a flat tire
- System limits
- Flat Tire Monitor FTM
- Changing wheels/tires
- General information, Safety information
- Securing the vehicle against rolling
- Jacking points for the vehicle jack
- Emergency wheel
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Tire inflation pressure
General information
The tire characteristics and tire inflation pressure
influence the following:
The service life of the tires.
Road safety.
Driving comfort.
Fuel consumption.
Safety informatio
Tire identification marks
Tire size
245/45 R 18 96 Y
245: nominal width in mm
45: aspect ratio in %
R: radial tire code
18: rim diameter in inches
96: load rating, not for ZR tires
Y: speed rating, before the R on ZR tires
Max
Tire tread
Summer tires
Do not drive with a tire tread of less than
0.12 in/3 mm, otherwise there is an increased
risk of hydroplaning.
Winter tires
Do not drive with a tire tread of less than
0.16 in/4 mm, as s
SEE MORE:
Cooling
The Electrical Machine Electronics and convenience charging electronics (KLE)
are cooled by the low-
temperature coolant circuit.
G20 PHEV, low-temperature coolant circuit (schematic diagram)
Radiator (coolant/air heat exchanger)
Electric Motor Electronics (EME)
Convenience charging electronic
Standby state
Concept
When standby state is switched on, most functions
can be used while the vehicle is stationary.
Desired settings can be adjusted.
General information
The vehicle is in the standby state after the front
doors are opened from the outside.
Display in the instrument cluster
OFF is displayed in
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