diagram MERCEDES-BENZ V-CLASS MPV 2021 Owners Manual

When jump-s
tarting, obser vethefo llowing points:
R The battery is not accessible in all vehicles. If
th eot her vehicle's battery is not accessible,
st arting assis tance is tobe pr ovided using a
donor battery or a starting assis tance device.
R You may only jump-s tart theve hicle when the
engine and exhaust sy stem are cold.
R Do not start the engine if the battery is fro‐
zen. Let the battery thaw firs t.
R Starting assis tance may only be pr ovided
using batteries with a nominal voltage of 12V.
R Only use jump leads that ha vea suf ficient
cross-section and insulate dte rm inal clamps.
R Ifth e battery is fully dischar ged, attach the
donor battery for a few minutes before
attem pting tostart. This charge sth e dis‐
ch arge d battery a little.
R Make sure that the two vehicles do not touch.
Jump leads and fur ther information rega rding
st arting assis tance can be obtained at any quali‐
fi ed specialist workshop.
Ensure thefo llowing before connecting the jump
lead:
R The jump leads are not damaged.
R Parts of thete rm inal clamps which are not
insulated do not come into conta ct withother
me tal parts while the jump leads are connec‐
te dto the batter y.
R The jump leads do not touch moving parts
when the engine is star ted and while it is run‐
ning, su chastheV- belt pulley or thefa n. #
Apply the parking brake. #
Vehicles with automatic transmission:
shift the transmission toposition 005D. #
Vehicles with manual transmission: shift
to neutral. #
Switch off all electrical consumers, e.g. audio
device, bl ower. #
Switch off the ignition immediately and
re mo vethekey. #
Open the bonn et (/ page 221). Connecting and disconnecting
the ju mp lead Example: jump-s
tart connection point #
Push contact pr otection co ver1 ofthe
jump-s tart connection point towa rdsth ere ar
of theve hicle against the spring pressure as
fa r as it will go.
The jump-s tart connection point is visible. Te
rm inal connection diagram #
Remo vethe co ver from positive term inal 3
of the donor batter y. #
Connect the positive term inal clamp of the
jump lead topositive term inal 3ofthe
donor batter y,and then topositive term inal
5 ofthe jump-s tart connection point. #
Connect the negative term inal clamp of the
jump lead tonegati ve terminal 2ofthe
donor batter y,and then toear thcontact 4
of your ow nve hicle. #
Start the engine of the donor vehicle and run
it at idling speed. 238
Breakdown assis tance