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Home >> Audi >> 2021 >> A4 Quattro Premium Plus, 2.0L Eng VIN B >> Repair and Diagnosis >> Electrical >> Charging Systems >> Charging System (Battery, Starter And Generator) & Cruise Control (1 Of 2) >> 27 Battery, Starter, Generator, Cruise Control >> Battery >> Battery, Charging >> Battery -A-, CHARGING >> Procedure

Battery -A-, CHARGING: Procedure

CAUTION:

Risk of explosion due to discharged battery with "visual indicator".

Severe injury is possible.

- If the display of the "visual indicator" is colorless or light yellow, do not check, charge or jump start the battery.

- Replace the battery.

TIP:

It is recommended that the battery is charged when installed and connected. This is the only way to ensure the charge current is incorporated into the capacity calculation for the Battery Monitoring Control Module -J367-.

Before the battery charger can be connected, the following preliminary work is necessary:

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