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Home >> Ford >> 2009 >> RV Cutaway 6.0 P >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Diagnostic Methods- 6.0L Diesel >> Intermittent Diagnostic Techniques >> Analyzing PCM Data >> Change Input and Verify Output Response

Change Input and Verify Output Response

The purpose is to verify how the PCM and actuator circuit respond to sensor input.

  1. Access, monitor, and record the appropriate sensor PID(s).
  2. Create the condition or cause the input condition to change.
  3. Monitor any change (response) in the actuator PID or actuator signal circuit with a measuring device.

    Example:

    • Increase the accelerator pedal position under no load, and observe the RPM DSD PID and circuit change