Water-In-Fuel (WIF) Sensor
| 1 - FUEL FILTER ASSEMBLY | 6 - FUEL FILTER |
| 2 - PRIMER BUTTON | 7 - FUEL TEMPERATURE SENSOR |
| 3 - FUEL SUPPLY TO HIGH PRESSURE PUMP | 8 - FUEL SUPPLY FROM TANK |
| 4 - FUEL HEATER | 9 - AIR BLEED SCREW |
| 5 - WIF SENSOR |
- Disconnect negative battery cable.
- Disconnect WIF sensor electrical connector. See Fig 1.
- Drain fuel filter/water separator assembly by loosening the WIF at bottom of fuel filter and opening the bleeder screw on top of the filter/separator. See STANDARD PROCEDURE .
- Unscrew WIF sensor from fuel filter/water separator assembly.