P0219

Diagnostic Chart:

Wiring Chart:

CIRCUIT DESCRIPTION

The PCM has the ability to put the vehicle in an ESO controlled idle if an engine overspeed condition has been detected.


CONDITIONS FOR SETTING THE DTC

5 ESO cycles with an RPM drop.


ACTION TAKEN WHEN THE DTC SETS

^ The PCM will not illuminate the Malfunction Indicator Lamp (MIL).

^ The PCM records the operating conditions at the time the diagnostic fails. This information stores in the Failure Records.

CONDITIONS FOR CLEARING THE MIL/DTC

^ A History DTC will clear after forty consecutive warm-up cycles that the diagnostic does not tail (coolant temperature has risen 5°C (40°F) from the start up coolant temperature and the engine coolant temperature exceeds 71°C (160°F) during that same ignition cycle.

^ Use of a Scan tool will clear the DTC codes.

DIAGNOSTIC AIDS

This DTC will not set if an external fuel source is causing an overspeed condition. A DTC P1216 will set along with DTC P0219.

TEST DESCRIPTION

The number(s) below refer to the step number(s) on the Diagnostic Table.

2. The injection pump is being replaced in this step.