A8L Quattro Sedan W12-6.0L (BSB) (2005)
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Remove nuts at positive cables - 1 - and - 2 - .
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Release retainer tab and take connector - 4 - out of holder.
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Unplug connector.
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Release retainer tabs - arrows - and take battery cut-off relay - 3 - out of mount.
Installing
Install in reverse order of removal, observing the following:
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Connect battery. Actions to be taken: .
Tightening torque
Component
Nm
Positive cables to battery cut-off relay
22