Get Breakdown assistance -> Tow starting or towing away Guide for Mercedes E Class 4 Door 2022

Breakdown assistance

301

The vehicle is equipped with an AGM technol-

ogy battery (Absorbent Glass Mat) or a lith-

ium-ion battery. Full vehicle functionality is

only guaranteed with an AGM battery or lith-

ium-ion battery. For safety reasons, Mercedes-

Benz recommends that you only use batteries

which have been tested and approved for your

vehicle by Mercedes-Benz.

Carry over detachable parts, such as vent

hoses, elbow ꢀttings or terminal covers from

the battery being replaced.

Make sure that the vent hose is always con-

nected to the original opening on the side of

the battery.

Tow starting or towing away

Permitted towing methods (non plug-in hybrid)

NOTE Damage to the vehicle due to tow-

ing away incorrectly

Observe the instructions and notes on

towing away.

NOTE Damage from automatic braking

If one of the following functions is switched

on, the vehicle brakes automatically in certain

situations:

Vehicles with rear wheel drive

Permitted towing methods

Active Brake Assist

Both axles on Yes, maximum 31 miles

the ground

Active Distance Assist DISTRONIC

(50 km) at 31 mph (50 km/h)

HOLD function

Front axle

raised

Active Parking Assist

To avoid damage to the vehicle, deactivate

these systems in the following or similar situa-

tions:

Rear axle

raised

Yes, if the steering wheel is

ꢀxed in the center position

with a steering wheel lock

Install any existing or supplied cell caps.

Otherwise, gases or battery acid could

escape.

Make sure that detachable parts are recon-

nected in the same way.

During towing

In a car wash

Mercedes-Benz recommends transporting your

vehicle in the case of a breakdown, rather than

towing it away.

For towing, use a tow rope or tow bar with both

axles on the ground. Do not use tow bar systems.

Breakdown assistance

302

4MATIC vehicles

Permittedd towing methods

The electric parking brake cannot be released

or applied

Vehicles with automatic transmission: The

automatic transmission cannot be shiꢁed to

position i or j

WARNING Risk of accident when towing a

vehicle which is too heavy

If the vehicle to be tow-started or towed away

is heavier than the permissible gross mass of

your vehicle, the following situations can

occur:

Both axles on Yes, maximum 31 miles

the ground

(50 km) at 31 mph (50 km/h)

Front axle

raised

Vehicles with automatic transmission: If the

automatic transmission cannot be shiꢁed to

position i or if the display does not show

anything, transport the vehicle (/ page 303).

A towing vehicle with liꢁing equipment is

required for vehicle transportation.

The towing eye may become detached.

The vehicle/trailer combination may

swerve or rollover.

Rear axle

raised

Before tow-starting or towing away,

To tow with a raised axle: towing should be per-

formed by a towing company.

check if the vehicle to be tow-started or

towed away exceeds the permissible

gross mass.

NOTE Damage due to towing away at

excessively high speeds or over long dis-

tances

Towing the vehicle with both axles on thee ground

If a vehicle must be tow-started or towed away, its

permissible gross mass must not exceed the per-

missible gross mass of the towing vehicle.

Observe the notes on the permitted towing

The drivetrain could be damaged when towing

at excessively high speeds or over long distan-

ces.

methods (/ page 301).

Make sure that the battery is connected and

charged.

Information on the permissible gross mass of

A towing speed of 30 mph (50 km/h)

the vehicle can be found on the vehicle identi-

must not be exceeded.

A towing distance of 30 miles (50 km)

must not be exceeded.

ꢀcation plate (/ page 343).

Vehicles with automatic transmission: Do not

open the driver's door or front passenger

Observe the following points when the battery is

discharged:

The engine cannot be started

Breakdown assistance

303

door; the automatic transmission otherwise

automatically shiꢁs to position j.

WARNING Risk of accident due to limited

safety-related functions during the towing

process

NOTE Damage due to excessive tractive

power

Install the towing eye (/ page 305).

If you pull away sharply, the tractive power

may be too high and the vehicles could be

damaged.

Fasten the towing device.

Safety-related functions are limited or no lon-

ger available in the following situations:

NOTE Damage due to incorrect connec-

tion of the tow bar

The vehicle is switched oꢂ.

The brake system or power steering sys-

tem is malfunctioning.

The energy supply or the on-board electri-

cal system is malfunctioning.

Pull away slowly and smoothly.

Only connect the tow rope or tow bar to

the towing eyes.

Loading the vehicle for trannssppoort

Observe the notes on towing away

(/ page 302).

Deactivate the automatic locking mechanism

(/ page 70).

Do not activate the HOLD function.

Deactivate the tow-away alarm (/ page 87).

Deactivate Active Brake Assist (/ page 194).

Vehicles with automatic transmission: Shiꢁ

the automatic transmission to position i.

Release the electric parking brake.

When your vehicle is towed away, signiꢀcantly

more eꢂort may be required to steer and

brake than is normally required.

Connect the towing device to the towing eye

in order to load the vehicle.

Vehicles with automatic transmission: Shiꢁ

the automatic transmission to position i.

Use a tow bar.

Make sure that the steering wheel can

move freely before towing the vehicle

away.

Vehicles with automatic transmission: The

automatic transmission may be locked in posi-

tion j in the event of damage to the electri-

cal system. To shiꢁ to i, provide the on-

board electrical system with power

(/ page 299).

Load the vehicle onto the transporter.

Breakdown assistance

304

Vehicles with automatic transmission: Shiꢁ

Make sure that the front and rear axles come

to rest on the same transportation vehicle.

NOTE Damage to the vehicle from secur-

ing it incorrectly

the automatic transmission to position j.

Use the electric parking brake to secure the

vehicle against rolling away.

Only secure the vehicle by the wheels.

Aꢁer loading, the vehicle must be

secured on all four wheels. Otherwise,

the vehicle could be damaged.

A minimum distance of 8 in (20 cm)

upwards and 4 in (10 cm) downwards

must be kept to the transport platform.

NOTE Damage to the drive train due to

incorrect positioning of the vehicle

Do not position the vehicle above the

connection point of the transport vehi-

cle.

Vehicles with ADS PLUS (Adaptive Damping Sys-

tem PLUS)

WARNING Risk of an accident when trans-

porting vehicles with Adaptive Damping

System PLUS

Secure the vehicle on all four wheels aꢁer

Towing eye storage location

The towing eye is located in the stowage space

under the trunk ꢃoor.

When transporting vehicles with Adaptive

Damping System PLUS, the vehicle/trailer

combination may begin to rock and start to

skid.

4MATIC vehicles/vehicles with automatic trans-

mission

Load the vehicle correctly onto the

transporter.

Secure the vehicle on all four wheels

with suitable tensioning straps.

Do not exceed the maximum permissible

speed of 35 mph (60 km/h) when trans-

porting.

Breakdown assistance

305

Installing and removing the towing eye

Vehicles with an automatic transmission must

not be tow-started.

NOTE Damage to the vehicle due to incor-

rect use of the towing eye or trailer hitch

When a towing eye or trailer hitch is used to

recover a vehicle, the vehicle may be damaged

in the process.

Electrical fuses

Notes on electrical fuses

Only use the towing eye or trailer hitch to

WARNING Risk of accident and injury due

to overloaded lines

tow away or tow start the vehicle.

Do not use the towing eye or trailer hitch

to tow the vehicle during recovery.

If you manipulate or bridge a faulty fuse or if

you replace it with a fuse with a higher amper-

age, the electric line could be overloaded.

Tow-starting the vehicle

This could result in a ꢀre.

Vehicles with automatic transmission

Always replace faulty fuses with speci-

ꢀed new fuses containing the correct

amperage.

NOTE Damage to the automatic transmis-

sion due to tow starting

Press the mark on cover 1 inwards and

The automatic transmission may be damaged

in the process of tow starting vehicles with

automatic transmission.

NOTE Damage due to incorrect fuses

remove.

Screw in the towing eye clockwise as far as it

will go and tighten.

Make sure that cover 1 engages in the

bumper when you remove the towing eye.

Electrical components or systems may be

damaged by incorrect fuses, or their function-

ality may be signiꢀcantly impaired.

Vehicles with automatic transmission

must not be tow started.

Breakdown assistance -> Tow starting or towing away for Your Mercedes E Class 4 Door 2022

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