A3 Quattro V6-3.2L (BUB) (2008)
Vehicles without drain plug:
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Remove lower coolant hose - 2 - from radiator by removing retaining clamps.
All Vehicles
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Disconnect electrical connector - 1 - at engine coolant temperature (ECT) sensor (on radiator) (G83).
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Also remove lower coolant hose to after-run coolant pump (V51) - arrow - and allow remaining coolant to drain.
‹› Shown in illustration on vehicle with Direct Shift Gearbox transmission.
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Remove pendulum support by removing bolts - 1 to 3 -.