Section 3 (Engine Controls - Tests W/O Codes - 5.7L (P Series)): Symptoms: Notes
WARNING: This page is about a different variant/trim than selected.
Before proceeding with any symptom diagnosis, perform all steps under PRELIMINARY CHECKS .
NOTE:
If PCM displays data but engine fails to start, see NO-START DIAGNOSIS in the BASIC TESTING - 5.7L
article.