MISFIRE MONITOR DRIVE CYCLE

  • Record flagged DTC(s)
  • Fuel level must be greater than 25%.
  • Start engine and bring to normal operating temperature > 82 °C (180 °F).
  • Repeat several times.

Note regarding misfire monitor DTCs:-

If on the first trip, the misfire is severe enough to cause excess exhaust emission, the individual cylinder DTC plus DTC P1316 will be logged. The CHECK ENGINE MIL will not be activated.

If on the first trip, the misfire is severe enough to cause catalyst damage (more severe than excess exhaust emission), the CHECK ENGINE MIL will flash while the fault is present and the individual cylinder DTC plus DTC P1313 (bank 1), DTC P1314 (bank 2) will be logged.

When the fault is no longer present the MIL will be deactivated.

If the fault reoccurs on the second trip, the individual cylinder DTC plus DTC P1316 will be flagged, and the CHECK ENGINE MIL will be activated. The CHECK ENGINE MIL will flash while the fault is present and the individual cylinder DTC plus DTC P1313 (bank 1),DTC P1314 (bank 2) will be flagged.

When the fault is no longer present the CHECK ENGINE MIL will be activated.


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