A8L Quattro Sedan W12-6.0L (BSB) (2005)
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Disengage engine wiring harness at E-Box and at bulkhead.
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Lay the wiring harness aside on the engine with engine control modules (ECM) connected.
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Separate electrical connection - 2 - for Map Controlled Engine Cooling Thermostat (F265).
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Free up cable.
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Remove Ground (GND) wire - 3 - on cylinder head.
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Remove harness clamp - 1 - and remove harness from the coolant pipe.
‹› Shown from rear to improve clarity.
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Remove bolts - 1 to 3 -.