Passat GLX V6 V6-2.8L (ATQ) (2001)
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Use auxiliary wires from VAG 1594 to connect multimeter with terminals 3 + 4 (connector going to Motronic control module) to make voltage
measurement, and measure primary voltage.
Specification: 0.40-0.50 V
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Unplug 4-pin harness connector going to corresponding Heated Oxygen Sensor (HO2S):
Oxygen Sensor (O2S) 2 Behind Three Way Catalytic Converter (TWC) -G131-, bank 2 4-pin harness connector (brown) (arrow).
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Use auxiliary wires from VAG 1594 to connect multimeter with terminals 3 + 4 (connector going to Motronic control module) to make voltage
measurement, and measure primary voltage.
Specification: 0.40-0.50 V
