A4 V6-3.0L (AVK) (2004)
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Connect voltage tester VAG1527B as follows:
Electrical connector terminal
Specification
2
Battery Positive
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Initiate Diagnostic Test Mode (DTM).
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Press -> button until following display is shown:
Indicated on display:
Output Diagnostic Test Mode
->
LDP leak test
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LED must blink
If LED does not blink:
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Switch ignition off.
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Remove weatherstrip at plenum chamber -arrows-.
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Remove cover for plenum chamber -1- toward front.
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Remove cover for E-box in plenum chamber.