P0219

DTC P0219 Engine Overspeed Condition






Circuit Description

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

Conditions for Running the DTC

The engine is operating.

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 is stored in the Failure Record.

Conditions for Clearing the MIL/DTC

^ A History DTC will clear after forty consecutive warm-up cycles, if this or any other emission related diagnostic does not report any failures.
^ 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

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

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