Volkswagen Golf Service & Repair Manual: Battery with »enhanced« colour indicator

Volkswagen Golf Service & Repair Manual / Electrical system, general information / Starter- current supply- CC / Battery / Battery with »enhanced« colour indicator

This is a maintenance-free battery with liquid electrolyte (wet battery).

Caution

No stickers may be removed and do not replenish with distilled water. Only perform a visual check. Refer to chapter, Checking battery → Chapter.

WARNING

It is not permissible to test or charge batteries whose colour indicator is light yellow. Do not slave/jump start the vehicle!

Danger of explosion when checking and charging or slave/jump starting.

These batteries must be renewed.

The battery is used for particular requirements in certain stop-start vehicles. The battery can be identified by the lettering “EFB” on the battery cover. “EFB” stands for »enhanced flooded battery«.

An “EFB” battery may only be replaced with another “EFB” battery.

The “EFB” battery has a colour indicator to enable the electrolyte level to be checked.

Checking the colour indicator → Chapter

Note

“EFB” batteries have been used in the smaller petrol engines with stop-start systems and manual gearboxes since 05.2011.

Battery with »standard« colour indicator

This is a maintenance-free battery with liquid electrolyte (wet battery). WARNING It is not permissib ...

Absorbent glass mat battery

Maintenance-free battery with a contained electrolyte and no colour indicator Lead-acid battery where the electrolyte is contained within a mic ...

Other materials:

Checking fuel system for leaks
Special tools and workshop equipment required Fuel system tester (so-called smoke tester) -KLI 9210- Adapter hose -KLI 9210/55-1- Hose clamps up ...

Secondary locking element
The secondary locking mechanism is a housing catch (second line locking mechanism) that secures all the wires in one contact housing. If a secondary locking mechanism is fitted to a contact housing, this must always be opened or removed using the appropr ...

Removing and installing brake caliper
Special tools and workshop equipment required Torque wrench -V.A.G 1331- Brake pedal depressor -V.A.G 1869/2- & ...