Battery -A-, DISCONNECTING AND CONNECTING, 0K4 AND VH0: Notes

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The Auxiliary Battery -A1- is switched in parallel to the Battery -A-. The vehicle electrical system will only be de-energized if the Auxiliary Battery -A1- is de-energized first.

Special tools and workshop equipment required

Analog/Digital Multimeter:FLU83III

Fig 1: Analog/Digital Multimeter FLU83III
Courtesy of AUDI

Disconnecting

-- Switch off the ignition and place the ignition key outside of the vehicle.

-- Remove the rear luggage compartment floor. Refer to LUGGAGE COMPARTMENT FLOOR, REMOVING AND INSTALLING .

-- Disconnect the connector -arrow- to the Auxiliary Battery -A1-. The Auxiliary Battery -A1- is de-energized by disconnecting the connector -arrow-.

Courtesy of AUDI

-- If equipped, open the cover -3- on the battery negative terminal of the Battery -A-.

Fig 2: Disconnecting Battery

Courtesy of AUDI

-- Loosen the nut -1- several turns and remove the battery ground cable clamp -2- from the battery terminal.