SEVERELY DISCHARGED BATTERY, CHARGING WITH Battery Charger VAS5903: Procedure

WARNING: This page is about a different car, the 2016 Volkswagen Beetle, 2015 Volkswagen Beetle, 2014 Volkswagen Beetle, 2013 Volkswagen Beetle, and 2012 Volkswagen Beetle. However, it is still accessible from the selected car via links, so may be relevant.

-- Turn off the ignition and all electrical consumers and remove the ignition key.

-- Connect the Battery Charger VAS 5903 to the power supply. The last selected operation mode is shown on the display, refer to Battery Charger VAS 5903 DEVICE DESCRIPTION .

-- Set the battery type with the INFO button.

Fig 1: Identifying Battery Type Symbols

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

The symbol -1- for "service charge of wet batteries" or the symbol -2- for "service charge of Gel/Absorbent Glass Mat (AGM) batteries" is indicated in the display.

-- Set the battery capacity (Ah) on the Battery -A- to be charged with the corresponding ↑ button or ↓ button.

-- Connect the red charge terminal (+) to the positive terminal of the Battery -A-.

NOTE: On vehicles with a Start/Stop function and an installed Battery Monitoring Control Module -J367-, the black charge terminal (-) must be connected to the body ground. The Start/Stop system will malfunction when it is connected to the Battery -A- negative terminal.

-- Connect the black charge terminal (-) to the negative terminal of the Battery -A- /negative connector.

-- Press the START/STOP button for about 5 seconds. The menu selection "Charging severely discharged batteries/Support mode" is activated.

-- Press the corresponding ↑ -button or ↓ button to adjust the battery voltage (6 V/12 V/24 V).

NOTE: If no button is touched within five seconds, the Battery Charger VAS 5903 will return to the main menu (operating mode selection).

-- Select the battery voltage by pressing the START/STOP button.

Then the inquiry about the correct polarity of the charging clamps is made.

-- Check correct polarity connection of charger clamps.

-- Confirm charging clamps are connected to correct poles via START/STOP button.

The Battery Charger VAS 5903 starts to charge the severely discharged Battery -A-.

Battery -A- charging, ending

-- Press the START/STOP -button.

-- Remove the charging clamps from the battery terminals.

-- Disconnect the Battery Charger VAS 5903 from the power.