Passat Sedan L4-1781cc 1.8L Turbo (AEB) (1999)
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Press -> button.
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Press 0 and 6 buttons to select Function 06: "End data output"
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Press Q button to enter input
Continuation of check when Display shows partly open throttle
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Disconnect 8 pin harness connector from Throttle Body Control Module.
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Bridge connector terminals 3 + 7 using jumper wires from WV 7594 and observe display.
If display shows idling:
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Press -> button.
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Press 0 and 6 buttons to select Function 06: "End data output"
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Press Q button to enter input
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Switch OFF ignition.
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Replace Throttle Body Control Module J338.
If display shows Partially Open Throttle:
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Press -> button.
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Press 0 and 6 buttons to select Function 06: "End data output"
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Press Q button to enter input