Portion 3: Symptom Charts

WARNING: This page is about a different car, the 2020 Ford F-550 Super Duty, 2020 Ford F-450 Super Duty, 2020 Ford F-350 Super Duty, 2020 Ford F-250 Super Duty, and 2020 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.

All diagnosis begins in POWERTRAIN CONTROL MODULE (PCM) QUICK TEST . If the PCM Quick Test is completed and no diagnostic trouble codes (DTCs) are retrieved, the technician may be directed to the NO DIAGNOSTIC TROUBLE CODES (DTCS) PRESENT SYMPTOM CHART INDEX . The No Diagnostic Trouble Codes (DTCs) Present Symptom Chart Index contains the list of symptoms addressed in this article, and sends the technician to the appropriate NO DIAGNOSTIC TROUBLE CODES (DTCS) PRESENT SYMPTOM CHART . If no PCM DTCs are present and the vehicle symptom is not listed in the No Diagnostic Trouble Codes (DTCs) Present Symptom Chart Index, the technician should refer to the appropriate Service Information to continue diagnosis.

Refer to ENGINE CONTROLS - SYMPTOM CHARTS (DIESEL) .