APPLIES TO: This circuit wiring diagram applies to the following vehicles:
- 5.4L Ford E150: 1997, 1998, 1999.
- 5.4L Ford E250: 1997, 1998, 1999.
- 5.4L Ford E350: 1997, 1998, 1999.
NOTE: This wiring diagrams includes the following circuit components:
- PCM Power Rely
- Oxygen Sensor B1S1
- Oxygen Sensor B1S2
- Oxygen Sensor B2S1
The following wiring diagrams may come in handy:
- Oxygen Sensor Circuit Wiring Diagram (1997-2000 4.2L V6 Ford E150, E250)
- Oxygen Sensor Circuit Wiring Diagram (1997-1999 4.6L V8 Ford E150, E250)
F-SERIES PICKUPS: The wiring diagram for the 1997-1999 5.4L V8 Ford F150/F250/F350 pickups can be found here:
- Oxygen Sensors Circuit Wiring Diagram (1997, 1998 4.6L, 5.4L V8 Ford F150, F250, F350) (at: easyautodiagnostics.com)
- Oxygen Sensors Circuit Wiring Diagram (1999 4.6L, 5.4L V8 Ford F150, F250, F350) (at: easyautodiagnostics.com)
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