Get MOBILITY -> Replacing parts Guide for BMW 2 Series 4 Door First Generation (2014-2021)

Replacing parts

MOBILITY

Replacing parts

Vehicle equipment

NOTE

Wipers that are folded away from the wind‐

screen can become trapped if the bonnet is

opened. There is a risk of material damage. Be‐

fore opening the bonnet, make sure that the

wipers with wiper blades fitted are in contact

with the windscreen.

This chapter describes all standard, country-spe‐

cific and special equipment available for the

model series. It may therefore describe equip‐

ment which is not installed in your vehicle, for ex‐

ample on account of the optional equipment se‐

lected or the country variant. This also applies to

safety-relevant functions and systems. Please

comply with the relevant laws and regulations

when using the corresponding functions and

systems.

Replacing the front wiper blades

1. To replace the wiper blade, move the wiper

to the fold-out position, see page 120.

2. Fold out wiper arm and hold firm.

On-board tool kit

3. Press together securing spring, arrow 1, and

fold out the wiper blade, arrow 2.

The on-board tool kit is located under the boot

floor.

4. Take the wiper blade forwards out of the fit‐

ting.

5. Insert the new wiper blade in the opposite se‐

quence ensuring that it clips into place.

Wiper blades

Safety notes

NOTE

6. Fold in the wipers.

Replacing lights and bulbs

The windscreen may sustain damage if a wiper

falls onto it without the wiper blade fitted. There

is a risk of material damage. Hold the wiper

firmly when changing the wiper blade. Do not

fold in or switch on the wiper without a wiper

blade installed.

General

Bulbs and lights

Lights and bulbs are an important aspect of driv‐

ing safety.

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The manufacturer of the vehicle recommends

having the corresponding work carried out by a

Service Partner of the manufacturer or another

qualified Service Partner or a specialist work‐

shop.

NOTE

Dirty bulbs have a reduced lifetime. There is a

risk of material damage. Do not touch the glass

of new bulbs with your bare hands. Use a clean

tissue or similar, or hold the bulb by its base.

A box of spare bulbs is available from a Service

Partner of the manufacturer or another qualified

Service Partner or a specialist workshop.

Light-emitting diodes, LEDs

Comply with the safety notes, see page 284.

Light-emitting diodes, LEDs

WARNING

Some equipment versions have light-emitting di‐

odes behind a cover as a light source. These

light-emitting diodes are similar to conventional

lasers and are classified by legislation as Class 1

light-emitting diodes.

Intense brightness can irritate or harm the ret‐

ina of the eye. There is a danger of injury. Do

not look directly into the headlights or other

light sources. Do not remove covers from

LEDs.

Comply with the safety notes, see page 284.

Headlight glass

Safety notes

During cool or humid weather, the headlight

glass can mist over on the inside. When driving

with the lights switched on, the condensation

disappears after a short time. There is no need to

replace the headlight glass.

Bulbs and lights

WARNING

Bulbs can become hot during operation. Con‐

tact with the bulbs can lead to burns. There is a

danger of injury. Only replace bulbs when they

have cooled down.

If moisture increasingly forms, for example if

there are water droplets in the lamp despite the

headlights being switched on, have the head‐

lights checked.

Front lights, replacing the lamps

LED headlights

WARNING

Short circuits can occur when working on light‐

ing systems that are switched on. There is a

danger of injury or damage to property. Switch

the respective lights off when working on the

lighting system. Where applicable, observe the

enclosed instructions from the bulb manufac‐

turer.

Light-emitting diodes, LEDs

All front lights and side turn indicators are in LED

technology.

In the event of a fault, contact a Service Partner

of the manufacturer or another qualified Service

Partner or a specialist workshop.

LED fog lights

The fog lights use LED technology. In the event

of a fault, contact a Service Partner of the manu‐

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MOBILITY

facturer or another qualified Service Partner or a

specialist workshop.

Removing rear light

1. Opening of the boot lid.

2. Open both covers on the rear lights.

Turn indicator in exterior mirror

The turn indicators in the exterior mirrors use

LED technology. In the event of a fault, contact a

Service Partner of the manufacturer or another

qualified Service Partner or a specialist work‐

shop.

Rear lights, replacing the bulbs

Overview

3. With the handle of the screwdriver from the

on-board tool kit, undo the nuts on both fas‐

tenings and remove. Ensure that the nuts do

not fall into the bumper. In addition to both

outer fastenings there is also an inner fasten‐

ing.

1

2

3

4

5

Turn indicator

Brake lights

Rear fog light

Reversing light

Tail light

4. Grasp the handle bar with one hand, arrow 1,

and hold against the outside with your free

hand, arrow 2. Lift out the rear light carefully,

arrow 3, until the rubber bearing comes out of

the inner fastening.

Replacing the lamps

General

Comply with the safety notes, see page 284.

Reversing light: 21-watt bulb, W21W.

The turn indicators, brake lights, tail light and rear

fog light are designed with LED technology. In

the event of a fault, contact a Service Partner of

the manufacturer or another qualified Service

Partner or a specialist workshop.

5. Remove the plug from the bulb holder.

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Replacing parts

MOBILITY

Replacing the bulbs

Vehicle battery

1. Turn the cover in the direction indicated on

the housing and remove it.

General

The battery is maintenance-free.

More information regarding the battery can be

obtained from a Service Partner of the manufac‐

turer or another qualified Service Partner or a

specialist workshop.

Safety note

2. Press the faulty bulb gently into the fitting,

turn anticlockwise and remove.

WARNING

Vehicle batteries that are classified as unsuita‐

ble may damage systems or result in functions

no longer being carried out. There is a danger

of injury or damage to property. Only use vehi‐

cle batteries that have been classified as suita‐

ble by the vehicle manufacturer.

3. Fit the new bulb and cover in the reverse se‐

quence.

Installing rear light

1. Connect the plug to the bulb holder.

2. Push the rear light straight and push firmly,

arrow 1, until the rubber bearing engages into

the inner fastening. Ensure that the rubber lip,

arrow 2, does not kink on the top of the rear

light when inserting the rear light. Screw on

both nuts, arrow 3, and close the covers.

Pairing the battery with the

vehicle

The manufacturer of the vehicle recommends

having a Service Partner of the manufacturer or

another qualified Service Partner or an author‐

ised workshop pair the vehicle battery with the

vehicle after the battery has been replaced. Once

the battery has been registered again, all comfort

functions will be available without restriction and

any Check Control messages relating to the

comfort functions will no longer be displayed.

Hazard symbols

The following hazard symbols can be found on

the vehicle battery:

Centre brake light and number plate

lights

Symbol

Meaning

Comply with the safety notes, see page 284.

No smoking, no naked flames,

no sparks.

These lights use LED technology. In the event of

a fault, contact a Service Partner of the manufac‐

turer or another qualified Service Partner or a

specialist workshop.

Wear protective goggles.

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Notes on removal

Symbol

Meaning

Observe the following notes on removing the ve‐

hicle battery:

Keep away from children.

▷ Park the vehicle and switch off consumers.

Risk of acid burns: wear gloves,

do not tilt the battery.

▷ First disconnect the power at the negative

terminal. Then disconnect the power at the

positive terminal.

Rinse any splashes of acid with

water immediately. If acid comes

into contact with eyes or is swal‐

lowed, seek medical attention

immediately.

Notes on installation

Observe the following notes on installing the ve‐

hicle battery:

▷ Remove any foreign bodies from the battery

holder.

No direct sunlight, no frost.

▷ Only install the battery in the intended posi‐

tion in the vehicle.

Follow the user manual.

▷ Keep the battery and vehicle connection con‐

tacts clean.

▷ First connect the power at the positive termi‐

nal. Then connect the power at the negative

terminal.

Explosive gas mixture. Do not

seal any openings on the bat‐

tery.

▷ Use the connections, connectors and covers

provided.

▷ Connect a hose to the gas outlet opening if

necessary.

Replacing the battery

General

Initial operation

The manufacturer of the vehicle recommends

only having the vehicle battery replaced by a

Service Partner of the manufacturer or another

qualified Service Partner or an authorised work‐

shop. If the battery is not replaced correctly, the

vehicle may not recognise it properly and perfect

functioning cannot be guaranteed.

The battery is operational. No special precau‐

tions are required for start-up.

Charging the battery

General

Ensure the battery is sufficiently charged to

guarantee the entire lifetime of the battery.

Safety note

Charge the battery under the following circum‐

stances:

DANGER

▷ If the inspection glass on the top of the bat‐

tery is black.

Touching live components can result in an

electric shock. There is a danger of injury or

even death. Do not touch any components that

could be live.

▷ If there is insufficient starting capability.

The following conditions can have a negative ef‐

fect on battery output:

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Replacing parts

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▷ Frequently driving short distances.

▷ Protect the battery from direct sunlight and

frost.

▷ If the vehicle is not used for periods of longer

than one month.

▷ Only clean the battery with a damp, anti-static

cloth.

Safety note

▷ Store the battery upright and secure it

against falling over.

▷ Install the oldest batteries first.

NOTE

▷ Do not remove the protective cap from the

contacts.

Battery chargers for the vehicle battery may

operate with high voltages and high currents

which can overload or damage the 12-volt on-

board network. There is a risk of material dam‐

age. Only connect battery chargers for the ve‐

hicle battery to the jump-starting connections

in the engine compartment.

▷ Charge or install the battery by the date on

the battery label at the latest. Once fully

charged, the battery will work for another

10 months.

Disposing of the old battery

Dispose of old batteries at a Service

Partner of the manufacturer or another

qualified Service Partner or a specialist

workshop or hand them in to an authorised col‐

lecting point.

Battery charger

Battery chargers developed especially for the ve‐

hicle and suitable for the on-board network can

be obtained from a Service Partner of the manu‐

facturer or another qualified Service Partner or a

specialist workshop.

Batteries filled with acid should be transported

upright. Protect batteries against falling over

when in transit.

Charging the battery

Only charge the battery via the jump-starting

connections, see page 295, in the engine com‐

partment and with the engine switched off.

Warranty

See the vehicle purchase contract for informa‐

tion on the battery warranty.

Power failure

Following an electrical power failure, some

equipment will have to be reinitialised or individ‐

ual settings will need to be updated, for example:

Fuses

▷ Memory function: save positions again.

▷ Time: update.

General

The fuses are located at two different positions

in the vehicle.

▷ Date: update.

Fuse assignment information and details on the

positions of any other fuse boxes can be found in

a separate leaflet in the fuse box in the boot.

▷ Glass Roof: initialise system.

Storing the battery

Observe the following information on storing ve‐

hicle batteries:

▷ Store the battery in a cool and dry place.

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Attaching covers

Safety note

1. When attaching the lid, ensure that all four

fastenings are engaged.

WARNING

2. Attach cover under the rubber lip and then

thread between the webs.

Incorrect or repaired fuses can overload electri‐

cal cables and components. There is a risk of

fire. Do not repair blown fuses or replace them

with fuses with a different colour or amp rating.

In the engine compartment

General

On right-hand drive vehicles, the fuses are loca‐

ted on the opposite side of the engine compart‐

ment.

3. Press fastening downwards and tighten the

three screws.

Removing the cover

Inside the boot

1. Undo the three screws of the cover, arrow 1,

with the on-board tool.

Fold up boot floor.

2. Push the fastener together and pull upwards,

arrow 2.

3. Remove cover from the side, arrow 3.

4. Press on the four fastenings and remove the

lid.

Fuse assignment information and details on the

positions of any other fuse boxes can be found in

a separate leaflet in the fuse box.

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Replacing fuses

The vehicle manufacturer recommends having

fuses changed by a Service Partner of the manu‐

facturer or another qualified Service Partner or a

specialist workshop.

290

MOBILITY -> Replacing parts for Your BMW 2 Series 4 Door First Generation (2014-2021)

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