Jetta GLS VR6 V6-2.8L (AFP) (2001)
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Fuse no. 43 must be OK.
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The battery voltage must be at least 11.5V
Test sequence
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Remove fender liner rear right:
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Disconnect 3-way plug of leak detection pump (V144) -arrow-.
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Connect VAG 1527 B adapter cable between contact 3 (Plus) of plug and ground.
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Start engine an let it run at idle.
The LED should be ON.
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Turn off ignition.
If the LED does not light:
