BMW 3: Securing the vehicle against rolling
General information
The vehicle manufacturer recommends to additionally secure the vehicle against rolling away when changing a wheel.
On a level surface
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Place wheel chocks or other suitable objects in front and behind the wheel that is diagonal to the wheel to be changed.
On a slight downhill gradient
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If you need to change a wheel on a slight downhill grade, place chocks and other suitable objects, for instance a rock, under the wheels of both the front and rear axles against the rolling direction.
Lug bolt lock
Concept
The wheel lug bolts have a special coding. The lug bolts can only be released with the adapter which matches the coding.
Overview
The adapter of the lug bolt lock is in the onboard vehicle tool kit or in a storage compartment close to the onboard vehicle tool kit.
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- Lug bolt, arrow 1.
- Adapter, arrow 2.
Unscrewing
1. Attach the adapter to the lug bolt.
2. Unscrew the lug bolt.
3. Remove the adapter after unscrewing the lug bolt.
Screwing on
1. Attach the adapter to the lug bolt. If necessary, turn the adapter until it fits on the lug bolt.
2. Screw on the lug bolt. The tightening torque is 140 Nm.
3. Remove the adapter and stow it after screwing on the lug bolt.
Preparing the vehicle
- Park the vehicle on solid and non-slip ground at a safe distance from traffic.
- Switch on the hazard warning system.
- Set the parking brake.
- Engage a gear or move the selector lever to position P.
- As soon as permitted by the traffic flow, have all vehicle occupants get out of the vehicle and ensure that they remain outside the immediate area in a safe place, such as behind a guardrail.
- Depending on the vehicle equipment, get wheel change tools and, if necessary, the emergency wheel from the vehicle.
- If necessary, set up a warning triangle or portable hazard warning light at an appropriate distance.
- Secure the vehicle additionally against rolling.
- Loosen the lug bolts a half turn.
READ NEXT:
Jacking points for the vehicle
jack
The jacking points for the vehicle jack are located
at the indicated positions.
Jacking up the vehicle
Warning
Hands and fingers can be jammed when using
the vehicle jack. There is a risk of injury.
Emergency wheel
Concept
In the event of a flat tire, the emergency wheel
can be used in place of the wheel with the defective tire. The emergency wheel
is only intended
for temporary use until the defective tire/whe
Engine compartment
Overview
Jump-starting, positive battery terminal
Oil filler neck
Coolant reservoir, auxiliary cooling
Coolant reservoir, engine
Jump-starting, negative battery terminal
Vehicle identification
SEE MORE:
System limits
Safety information
Warning
The system is designed to operate in certain
conditions and circumstances. Due to conditions
or other factors, the system may not respond.
There may be a risk of accident or risk
of damage to property. Actively intervene as
warranted. Refer to the information in this Own
Speed Limit Info
Speed Limit Info
Concept
Speed Limit Info shows the currently valid speed
limit in the instrument cluster and, if necessary,
the Head-up Display.
General information
The camera in the area of the interior mirror detects
traffic signs at the edge of the road as well
as variable overhead sign posts.
