Engine Controls - Tests W/Codes - 4.6L DOHC: Summary
If no diagnostic trouble code is present but driveability problem still exists, proceed to TESTS W/O CODES - 4.6L article for symptom diagnosis or intermittent diagnostic procedures.
If no diagnostic trouble code is present but driveability problem still exists, proceed to TESTS W/O CODES - 4.6L article for symptom diagnosis or intermittent diagnostic procedures.