A6 Quattro Sedan V8-4.2L (BVJ) (2007)
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Replace the Engine Coolant Temperature (ECT) Sensor (G62).
Test procedure
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Perform a preliminary check to verify the customers complaint. Refer to => [ Preliminary Check ] See: Powertrain Management/Computers and
Control Systems/Testing and Inspection/Scan Tool Testing and Procedures/Preliminary Check.
Start diagnosis
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Remove the rear engine cover - arrows -.
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Remove the vacuum lines - 2 -, - 3 - and - arrows - from the air guide hose.
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Loosen the hose clamps - 4 - and - 5 - and remove the air guide hose.
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Disconnect the Engine Coolant Temperature (ECT) Sensor (G62) electrical harness connector - arrow -.
