New Beetle L4-1.8L Turbo (AWP) (2003)
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Using multimeter and adapter cables from VAG 1594 measure supply voltage between terminals 1 + 2 and 1 + 4 of disconnected connector.
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Switch on ignition.
Specification: Min. 11.5 V
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Switch off ignition.
If no voltage is present:
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Check wiring for open circuit between 4-pin connector terminal 1 and current supply relay for Motronic (main relay) using Electrical Wiring
Diagrams.
Wire resistance: max. 1.5 Ohms
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Check wiring between 4-pin connector and Ground (GND) for open circuit according to Electrical Wiring Diagrams.
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Terminal 2 and Ground (GND)
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Terminal 4 and Ground (GND)
Wire resistance: max. 1.5 Ohms
If there is no malfunction in the supply voltage:
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Check activation.
Checking activation
WARNING!
During the following test do not touch the connecting parts of the ignition coils or test cables.