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APPLIES TO: This oxygen sensor circuit wiring diagram applies to the following vehicles:
- 4.2L V6 Ford F150: 1999.
NOTE: This wiring diagrams includes the following component circuits:
- PCM Power Relay.
- Oxygen Sensor B1S1 (Bank 1 Sensor 1).
- Oxygen Sensor B1S2 (Bank 1 Sensor 2).
- Oxygen Sensor B2S1 (Bank 2 Sensor 1).
- Oxygen Sensor B2S2 (Bank 2 Sensor 2).
The oxygen sensor wiring diagram for the 1997-1998 4.2L V6 F150 and F250 Light Duty is available here:
E-Series Vans: The wiring diagram for the 1999 4.2L V6 Ford E150/E250 vans can be found here:
- Oxygen Sensor Circuit Wiring Diagram (1997-2000 4.2L V6 Ford E150, E250) (at: troubleshootmyvehicle.com).
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