New Beetle L4-2.0L (AZG) (2003)
If the specification is obtained:
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Remove Mass Air Flow (MAF) sensor with intake air temperature sensor. Attach connector again.
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Note intake air temperature value in display zone 4.
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Spray sensor -arrow- with commercial chilling agent while observing temperature value. Temperature value must decrease.
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Press -> button.
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Press buttons 0 and 6 for function "End output" and confirm entry with Q button.
Continuation of check when display reads approx.-40 °C: