Audi Q5: Battery Charger -VAS5903-
WARNING
Risk of injury. Follow all warning messages and
safety precautions. Refer to
→ Chapter "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.
Note
Observe the Battery Charger -VAS5903- Operating
Instructions.
- Battery Charger -VAS5903- device description. Refer to
→ Chapter "Battery Charger -VAS5903- Device Description".
- Charge the Battery -A-. Refer to
→ Chapter "Battery, Charging with Battery Charger -VAS5903-".
- Refresh charging. Refer to
→ Chapter "Refresh Charging with Battery Charger -VAS5903-".
- Severely discharged Battery -A-, charging. Refer to
→ Chapter "Severely Discharged Battery, Charging with Battery
Charger -VAS5903-".
- Support mode. Refer to
→ Chapter "Battery Charger -VAS5903- Support Mode".
- Maintenance charging. Refer to
→ Chapter "Battery Charger -VAS5903- Maintenance Charging".
Battery Charger -VAS5903- Device Description
The Battery Charger -VAS5903- is designed to charge all 12 V
Batteries -A- in the VW group.
Battery Charger -VAS5903-

Control Field Overview
1 - Display
2 - ↑-button "Up"
3 - ↓-button "Down"
4 - START/STOP-button
5 - INFO-button

READ NEXT:
WARNING
Risk of injury. Follow all warning messages and
safety precautions. Refer to
→ Chapter "Warnings and Safety Precautions".
WARNING
Do not check or charge a Battery -A
WARNING
Risk of injury. Follow all warning messages and
safety precautions. Refer to
→ Chapter "Warnings and Safety Precautions".
WARNING
Do not check or charge a Battery -A
General Information
The support mode provides the vehicle electrical system with
voltage when the Battery -A- is removed or disconnected.
For more information. Refer to the Battery Charger -VAS5903-
SEE MORE:
Bracket, Removing and Installing; Vehicles with S tronic-/Automatic
Transmission
Special tools and workshop equipment
required
Torque Wrench 1331 5-50Nm -VAG1331-
Removing
- Disconnect the connector from the accelerator pedal module.
Applies to hybrid vehicles
WARNING
Follow the H
Special tools and workshop equipment
required
Torque Wrench 80-400Nm -VAG1576-
Digital Torque Wrench -VAG1756A-
Loosen the threaded connection between the drive axle and
wheel hub
- With vehicle still standing on its wheels, loosen bolt a
maximum of 90º, otherwise wheel bearing will be