A6 Quattro Wagon V6-3.0L (AVK) (2002)
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Check fuse in fuse holder -S234- (position 34).
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Check wire connection from Secondary Air Injection (AIR) Pump Relay -J299- (in 3-socket relay carrier in E-box, plenum chamber) via Fuse
in fuse holder -S234- (position 34) to Fuel Pump (FP) relay for open circuit:
Check activation of the Secondary Air Injection (AIR) pump relay
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Switch ignition off.
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Remove Secondary Air Injection (AIR) pump relay
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Connect VAG1527B voltage tester as follows:
Relay carrier in E-box, plenum
Measure to
chamber, position 3
Terminal
6
Engine Ground (GND)
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Initiate output Diagnostic Test Mode (DTM) and activate Secondary Air Injection (AIR) Pump Relay -J299-.
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LED must blink.
If LED does not blink:
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Switch ignition off.