Part 1 of 2: Rear Oxygen Sensor Circuit Wiring Diagram (1996, 1997, 1998 4.0L Jeep Grand Cherokee) Part 2 of 2: Rear Oxygen Sensor Circuit Wiring Diagram (1996, 1997, 1998 4.0L Jeep Grand Cherokee)

APPLIES TO: This rear oxygen sensor (HO2S12) circuit wiring diagram applies to the following vehicles:

  • 1996, 1997, 1998 4.0L Jeep Grand Cherokee.

This rear oxygen sensor wiring diagram includes the following circuits:

  • Auto Shut Down (ASD) relay circuit.
  • Rear (downstream) oxygen sensor.

You can find the front O2 sensor circuit diagram here:

RELATED WIRING DIAGRAMS:

More Jeep 4.0L Wiring Diagrams And Diagnostic Test Tutorials

You can find a complete list of wiring diagrams and diagnostic test tutorials here:

Here's a sample of the tutorials you'll find there:

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