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Home >> Audi >> 2020 >> SQ8 Premium Plus >> Repair and Diagnosis (Single Page) >> Electrical >> Charging Systems >> Charging System (Battery, Starter, Generator) & Cruise Control (2 Of 2) >> 27 Starter, Generator And Cruise Control >> Battery, Charging >> Battery Charger : VAS5903 >> Battery Charger : VAS5903 MAINTENANCE CHARGING

Battery Charger : VAS5903 MAINTENANCE CHARGING

Special tools and workshop equipment required 

NOTE:

If the Battery -A- is discharged by an electrical consumer during maintenance charging, the : VAS5903  automatically supplies an appropriate charge.

Maintenance charging can be performed without time restrictions.

The Battery -A- can be used constantly.

Observe the maintenance notes of the battery manufacturer.

WARNING:

Risk of injury. Follow all warning messages and safety precautions. Refer to WARNINGS AND SAFETY PRECAUTIONS .

WARNING:

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.

If the Battery -A- is fully charged, the : VAS5903  starts maintenance charging.

Procedure 

-- Proceed as if charging the Battery -A-. Refer to BATTERY, CHARGING WITH Battery Charger .

With a charge status of 100%, all bars are indicated on the display -1-.

Fig 1: Charging Unit Display, Charge Condition 100 %
GWWN27-10180Courtesy of AUDI OF AMERICA, LLC