S4 Quattro Wagon V8-4.2L (BHF) (2008)
Battery: Removal and Replacement
Battery, Engine Compartment, Disconnecting and Connecting
Battery, Engine Compartment, Disconnecting and Connecting
Should service procedures in this Repair Information specify disconnecting and reconnecting the battery, please heed the following CAUTIONS!:
CAUTION!
Before beginning repairs on the electrical system:
‹› Where applicable, obtain anti-theft radio security code.
‹› Switch off all electrical consumers.
‹› Switch the ignition off and remove ignition key.
‹› Disconnect negative ( - ) battery terminal.
‹› On vehicles equipped with Audi Telematics by OnStar(R), switch-off the emergency (back-up) battery for the Telematic/Telephone
Control Module prior to disconnecting vehicle battery.
‹› After reconnecting vehicle battery, re-code and check operation of anti-theft radio. Also check operation of clock and power windows
according to Repair Information and/or Owner's Manual.
‹› After reconnecting vehicle battery on vehicles equipped with Audi Telematics by OnStar(R), switch-on the emergency (back-up)
battery for the Telematic/Telephone Control Module
Disconnecting
Special tools, testers and auxiliary items required
‹› Torque wrench VAG 1331 or (equivalent 5 - 50 Nm)
-
Heed CAUTIONS listed above
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Slide battery cover to right - arrow 1 - and lift off - arrow 2 - (where applicable).
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Disconnect negative ( - ) terminal - arrow -from battery post.