Passat Sedan L4-2.0L (ABA) (1996)
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Evaluating Display Group 115
Relevance Of Values In 8-digit Number Block
Checking Basic Voltage
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Separate 4-pin connector (black) -1- to HO2S -G39- (before three way catalytic converter).
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Connect multimeter with test leads from VW 1594 to measure voltage between terminals 3 and 4 (ECM side of harness connector).
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Start engine and measure the basic voltage.
Specification: 0.40 - 0.50 volts
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Switch ignition off.
If the specification is not attained:
