New Beetle GLS L4-2.0L (AZG) (2002)
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Remove protective cover -arrows- and separate 6-pin connector (black) -1- to oxygen sensor before catalyst (G39).
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Set multimeter to measure resistance and check sensor heating resistance at connector to oxygen sensor terminals 3 + 4
Specification: 2.5 to 10 Ohms (at room temperature).
If the specification is not obtained:
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Replace oxygen sensor before catalyst (G39).
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Check DTC memory, if necessary, repair any malfunctions and then erase DTC memory. Refer to "Displaying and Reading Trouble Codes/With
Manufacturers Scan Tool/DTC Memory Checking and Erasing" See: Powertrain Management/Computers and Control Systems/Testing and
Inspection
If the oxygen sensor has continuity: