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2023 BMW M3 Owners Manual - Replacing components



Replacing components

Vehicle features and options

This chapter describes model-specific equipment, systems, and functions that are currently available, or may become available in the future, even if they are not present in the vehicle.

Additional information:

Vehicle equipment.

Onboard vehicle tool kit

The onboard vehicle tool kit is located in the left storage compartment of the cargo area under a cover.

Wiper blades

Safety information

Do not fold in or switch on wipers without wiper blades

Fold in wipers before opening the hood

Replacing the wiper blades

To change the wiper blades, bring wipers into fold-out position.

Fold-out position of the wipers.

Fold out and hold the wiper arm firmly.

Squeeze the retaining spring, arrow 1, and fold up the wiper blade, arrow 2.

Remove the wiper blade forward from the detent.

Insert the new wiper blade in reverse order of removal until it locks in place.

Fold in the wipers.

Lights and bulbs

General information

Lights and bulbs make an essential contribution to driving safety.

All headlights and lights are designed using LED technology at least.

In the event of a malfunction, the vehicle manufacturer recommends having an authorized service center or another qualified service center or repair shop perform any necessary work.

Safety information

Do not perform any work on the lighting system

Do not look into light sources

Headlight glass

The inside of the headlight glass can fog up in cool or humid weather. When driving with the lights switched on, the condensation evaporates after a short time. The headlight glass does not need to be changed.

If, despite driving with the headlights switched on, moisture such as water droplets increasingly forms in the light, have the headlights checked.

Vehicle battery

General information

The battery is maintenance-free.

More information on the battery can be requested from an authorized service center or another qualified service center or repair shop.

Safety information

Do not touch live parts

Use compatible vehicle batteries

Registering the battery to the vehicle

The vehicle manufacturer recommends having an authorized service center or another qualified service center or repair shop register the vehicle battery to the vehicle after the battery has been changed. Once the battery has been registered again, all comfort features will be available without limitation and any Check Control messages displayed which relate to comfort features will disappear.

Charging the battery

General information

Make sure that the battery is always sufficiently charged to guarantee that the battery remains usable for its full service life.

Charge the battery when acceleration is insufficient.

The maximum charging voltage is 14.4 volts.

The following circumstances can have a negative effect on the performance of the battery:

Frequent short-distance drives.

Stationary periods of more than one month.

Safety information

Use suitable battery chargers

Do not connect battery chargers to the sockets in the vehicle

Charging the battery

Charge the battery only when the engine is off and via the jump-start terminals in the engine compartment.

Additional information:

Jump-start terminals.

Long stationary periods

General information

The vehicle battery permits stationary periods of approx. 6 weeks.

If the vehicle is stationary for a longer period, charge the vehicle battery every 6 weeks to avoid excessive discharge.

Low battery charge

If the battery charge is very low, the vehicle battery is automatically disconnected from the vehicle electrical system.

If the vehicle battery is discharged, all electrical components are deactivated. The vehicle can no longer be operated.

To reactivate, charge the vehicle battery via the jump start terminals.

Deeply discharged vehicle battery

If the vehicle battery is not charged in time, it will be deeply discharged. The battery can then no longer be charged.

Power interruption

After a power interruption, some equipment needs to be newly initialized or individual settings updated, for example:

Parking brake.

With Memory function: store the positions again.

Time: update.

Date: update.

Disposing of old batteries

Have old batteries disposed of by an authorized service center or another qualified service center or repair shop, or take them to a collection point.

Maintain the filled battery in an upright position for transport and storage. Secure the battery so that it does not tip over during transport.

Fuses

General information

The fuses are located at different places in the vehicle.

Information on the fuse layout and the positions of the fuse boxes is available on the Internet: fusecard.bmw.com.

Safety information

Observe when using fuses

Replacing fuses

The vehicle manufacturer recommends having the fuses replaced by an authorized service center or another qualified service center or repair shop.


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