Removing and installing battery A in engine compartment — VW

Removing and installing
battery
A
in engine compartment
WARNING
Observe safety precautions when working on vehicles with start/stop system
Chapter
.
Renewing battery on vehicles with start/stop system
Note
Because of their higher deep-cycle resistance, only special batteries are used in vehicles equipped with a start/stop system.
When renewing the battery, note the correct part designation
the parts catalogue
.
Batteries intended for use in vehicles with a start/stop system are marked
“AGM”
(Absorbent Glass Mat) or
“EFB”
(Enhanced Flooded Battery).
If the battery is renewed, the
battery monitor control unit
J367
must be adapted by means of a battery parameterisation
Chapter
.
Special tools and workshop equipment required
Torque wrench
V.A.G 1410
Removing
Disconnect
battery
A
Chapter
.
If fitted, pull hose for central venting off battery.
Unscrew securing bolt
arrow
and remove together with clamp plate.
Note
Do not allow the loosened clamp plate with securing bolt to fall into the body aperture in front of the battery.
To retrieve a clamp plate that has fallen into the body, the headlight must be removed.
Open heat guard and remove from battery.
Swivel up battery handles
arrows
.
Grab battery by handles and lift it out upwards.
Installing
Caution
A loosely installed battery creates the following dangers:
Reduced service life due to damage from vibration (danger of explosion)
The cells in the battery will be damaged if the battery is not secured correctly.
Damage to battery housing by securing bracket (possibility of acid leaking, with high consequential costs)
Poor crash safety
Installation is carried out in the reverse order. When installing observe the following:
Bring clamp plate into position and tighten securing bolt
arrow
.
Note
If fitted, connect the hose for central venting to the battery.
The hose for central venting must not be pinched when installing. Otherwise the battery won't be able to vent freely.
Check battery is firmly seated after installation.
Connecting battery
Chapter
.
After installing a new starter battery or a new
battery monitor control unit
J367
, the
battery monitor control unit
J367
must be adapted
Chapter
.
Specified torques
Chapter
“
Assembly overview - battery
”