PINPOINT TEST O: Water in Fuel (WIF) Sensor: Introduction

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This pinpoint test is intended to diagnose the following:

fuel system contamination
circuitry
WIF sensor

Fig 1: Water In Fuel (WIF) Sensor Connector

Pin	Circuit
2	SIGRTN (Signal Return)
1	WFS (Water In Fuel Sensor)

Fig 2: Powertrain Control Module Connector Terminals

Pin	Circuit
B15	WFS (Water In Fuel Sensor)