S6 Quattro Sedan V10-5.2L (BXA) (2007)
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Remove screws - arrows -.
CAUTION!
Pump-valve unit of heater (left in front of E box) heats up significantly during operation - danger of burns!
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Remove cover of E-Box in right plenum chamber.
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Carefully pry off mounting bracket - 3 - using screwdriver - arrows 1 and 2 - and remove engine control module from E box right plenum
chamber.
‹› The engine control module remains connected to the wiring harness.
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Remove all electrical harness connectors - 2 - from main fuse panel - 1 -.
‹› Ignore - item 4 - and - item 5 -.
E box right plenum chamber, new version: