Inspection and Verification
WARNING: This page is about a different car, the 2018 Ford F-550 Super Duty, 2018 Ford F-450 Super Duty, 2018 Ford F-350 Super Duty, and 2018 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods .
- Verify the customer concern by operating the charging system.
- Before diagnosing or repairing the charging system inspect the following items:
- Check the battery for loose, damaged or corroded connections.
- Check the generator for loose, damaged or corroded connections.
- Check engine and battery grounds for loose, damaged or corroded connections.
- Check BJB for loose or corroded connections.
- Verify fuses or fusible links.
- Inspect wiring, terminals and connectors.
- Inspect the FEAD system. REFER to the appropriate Accessory Drive article.
- Check the battery condition and state of charge. REFER to: Battery .
- Check for abnormal ignition-off current drain(s). REFER to: Battery Drain Check .
- If an obvious cause for an observed or reported concern is found, correct the cause (if possible) before proceeding.
- Using the diagnostic scan tool, retrieve all Diagnostic Trouble Codes (DTCs). Refer to the appropriate DTC Chart in this article, see below.