Audi 4.2-litre V8 FSI - Drive, Ancillary Units

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Ancillary units drive
The oil pump, water pump, power steering pump
and the compressor are driven by chain drive D.
The chain is driven directly by the crankshaft,
deflected by an idler gear and drives the chain
sprocket seated on the gear module.
Chain drive D
Power steering pump
Coolant pump
Gear module
Air conditioner compressor
Oil pump