Volkswagen Golf Service & Repair Manual: Removing and installing battery, vehicles with high-voltage system

Volkswagen Golf Service & Repair Manual / Electrical system / Starter- current supply- CC / Battery / Removing and installing battery, vehicles with high-voltage system

Special tools and workshop equipment required

Torque wrench -V.A.G 1331-

Removing and installing battery, vehicles with high-voltage system

Torque wrench -V.A.G 1783-

WARNING

Always make sure to comply with the warning notices and safety regulations when working on the battery → Electrical system, General information; Rep. gr.27.

Removing

–	Switch off ignition.

–	Remove ignition key, if inserted.

–	Remove luggage compartment floor from vehicle towards rear.

Removing and installing battery, vehicles with high-voltage system

–	Unscrew nuts -arrows- for battery cover -1-.

–	Swing cover -1- upwards as far as it will go.

Removing and installing battery, vehicles with high-voltage system

–	Open cover -4- for negative battery terminal.

–	Unplug electrical connector -2- at battery monitor control unit -J367--3-.

–	Loosen nut -1- several turns, and disconnect battery terminal clamp of earth cable from battery negative terminal.

Removing and installing battery, vehicles with high-voltage system

–	Unscrew bolt -6-, and lay electrical wire -5- to one side.

–	Open cover -3-, unscrew nut -2-, and lay positive wire -1- to one side.

–	Press grommet -4- in cover towards outside as far as it will go.

–	Guide out positive wire -1- with wiring harness through opening in cover.

–	Loosen nut -8- several turns and disconnect battery terminal clamp -7- of positive cable from positive battery terminal.

Note

Cover for battery compartment is not shown in illustration.

Removing and installing battery, vehicles with high-voltage system

–	Unscrew nut -2- from securing bracket -3-.

–	Remove securing bracket -3-.

–	Pull battery -A--1- in direction of travel out of battery tray, and lift it out of luggage compartment.

Installing

Install in the reverse order of removal, observing the following:

Caution

A loosely fitted battery creates the following dangers:

Shortened 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

Note

Install only maintenance-free batteries in accordance with specifications “TL82506” (as of December 1997) and “VW75073” (as of August 2001).

Batteries from the replacement parts range feature a base strip adapter for matching to different retainer flanges.

The → battery operating instructions give details of when and how to use the base strip adapter.

Removing and installing battery, vehicles with high-voltage system

–	Insert battery -A- into battery tray -1- so that battery base strip lies against stop at back and sides -arrows-.

It should no longer be possible to move battery -A- towards rear or sides.

Removing and installing battery, vehicles with high-voltage system

–	Fit securing bracket -3- for battery -1-.

–	Tighten nut -2- for securing bracket -3-.

–	Ensure that battery -A- is seated securely.

Removing and installing battery, vehicles with high-voltage system

With ignition and electrical equipment switched off, connect battery -A- in the following sequence:

–	Connect battery terminal clamp -7- of positive wire to battery positive terminal “+”, and tighten nut -8-.

–	Guide positive wire -1- with wiring harness through opening in cover.

–	Install grommet -4- into cover.

–	Fit positive wire -1-, tighten nut -2-, and shut cover -3-.

–	Fit electrical wire -5-, and tighten bolt -6-.

Note

Cover for battery compartment is not shown in illustration.

–	Reconnect battery -A- → Chapter.

Note

If the battery is renewed, the battery monitor control unit -J367- must be adapted → Chapter.

Specified torques

→ Chapter „Assembly overview – battery, vehicles with high-voltage system“

Removing and installing battery, vehicles with high-voltage system

Removing and installing battery, vehicles without high-voltage system

Special tools and workshop equipment required Torque wrench -V.A.G 1331- ...

Disconnecting and connecting battery, vehicles without high-voltage system

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