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

APPLIES TO: This front oxygen sensor (HO2S11) circuit wiring diagram applies to the following vehicles:

  1. 1996, 1997, 1998 4.0L Jeep Grand Cherokee.

This front oxygen sensor wiring diagram includes the following circuits:

  1. Auto Shut Down (ASD) relay circuit.
  2. Front (upstream) oxygen sensor.

You can find the rear O2 sensor circuit diagram here:

  1. Rear O2 Sensor Circuit Wiring Diagram (1996-1998 4.0L Jeep Grand Cherokee).

RELATED WIRING DIAGRAMS:

  1. Oxygen (O2) Sensor Wiring Diagram (1993-1995 4.0L Jeep Grand Cherokee).

More Jeep 4.0L Wiring Diagrams And Diagnostic Test Tutorials

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

  1. Jeep 4.0L Index Of Articles.

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

  1. How To Test Trouble Code P0135 (1996-2000 Jeep 4.0L).
  2. How To Test The MAP Sensor (1997-2003 Jeep 4.0L).
  3. How To Do A Cylinder Balance Test (Jeep 4.0L).
  4. Jeep PWM Fan Relay Test Troubleshooting An Overheating Condition.
  5. How To Test The Crankshaft Position Sensor (1994-1996 4.0L Jeep).
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