Code Enable Criteria

Conditions for running DTC:

• Battery voltage is greater than 12 volts and less than 15 volts.
• Engine coolant temperature is greater than 122°F (50°C).
• Engine speed is greater than 1350 RPM.
• Requested fuel rate is greater than 0.0 mm.

Conditions for setting DTC:

• Injection pump command time is less than 0.75 ms.
• All diagnostic set conditions are met for 2 seconds.