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Old 9th October 2018, 07:07 PM
snapdragon snapdragon is offline
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https://audi.7zap.com/en/rdw/audi+a8.../1/121-121039/
Part 6 on this diagram is a common failure that results in cool running/slow warmup due to bypassing the main thermostat and continually circulating the radiator and autobox cooler.
They are about £15 new on ebay.
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