Eurovan V6-2.8L (AXK) (2001)
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Remove 3-pin connector -1- for Leak Detection Pump (LDP) -V144-.
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Connect VAG1527B voltage tester between terminal 3 (B + ) of connector and engine Ground (GND).
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Start engine, and let run at idle LED must light up.
If LED does not light up:
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Check for open circuits in wire between connector terminal 3 and central electronics according to wiring diagram:
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Switch ignition off.
Checking wiring
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Connect VAG 1598/31 test box to control module wiring harness. Engine Control Module (ECM) is not connected.
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Check wires between test box and 3-pin connector for open circuits according to wiring diagram.
Terminal 1 + socket 80