Battery Types: EFB-Battery
The following described Batteries -A- are maintenance-free Batteries -A-. Do not remove any of the labels on the battery and do not add distilled water. Perform only a visual inspection. Note the service information on battery testing. Refer to BATTERY, CHECKING .
Maintenance-free Battery -A- with fluid electrolyte (wet battery).
Do not remove any of the labels on the battery and do not add distilled water. Perform only a visual inspection. Note the service information on battery testing.
Do not check or charge a Battery -A- when the visual indicator has >>no color or is bright yellow<<. Jump starting must not be used!
There is a risk of explosion during testing, charging or jump starting.
These Batteries -A- must be replaced.
The Battery -A- is installed in certain Stop/Start vehicles due to special requirements. "EFB" is written on the battery cover to identify this battery.
"EFB" stands for >>Enhanced Flooded Battery<< (enhanced wet battery).
An EFB battery may only be replaced with another EFB battery.
This Battery -A- has a visual indicator. The colors in the visual indicator show the Battery -A- charge and electrolyte level.
Visual indicator color display, checking. Refer to VISUAL INDICATOR COLOR DISPLAY, CHECKING .
"EFB" batteries are being used in certain Audi A1 and Audi A3 models from August 2011.