Conditions Which Generate This Code:
The Engine Control Module (ECM) detects the following conditions:
• The engine speed exceeded 2600 rpm for more than 0.6 seconds.
• A valid engine speed/timing signal is detected.
• The ECM has been powered for at least three seconds.
System Response:
The ECM will not energize the injectors above the “Top Engine Limit”.
Customer passwords are required to clear this diagnostic code.
Possible Performance Effect:
None
Troubleshooting:
There are no problems that require troubleshooting.
This diagnostic code indicates an excessive engine speed. This diagnostic code does not indicate a
problem with the ECM or the Engine Speed/Timing Sensor.
Results:
• OK – STOP.
