ELECTRICAL & FUSES
2016 RAM 1500 Alternator & Charging Problems
A charging warning may mean the alternator, belt, battery, cables or control circuitry needs attention. Test the system rather than guessing.
Confirm the engine, trim, drivetrain, market and installed equipment before using a part number, capacity or repair procedure.
What to check
Inspect the accessory belt and battery terminals, then assess charging performance with the correct test procedure for the vehicle’s electrical system.
When driving is unsafe
A failed charging system can leave the truck running only on battery power and cause an unexpected stall. Address a persistent charging warning promptly.
Use the correct model-year manual and current service information. Stop if instructions or safety precautions are unclear, and use a qualified technician for work you cannot verify.
References and further reading
This independent guide is not endorsed by the vehicle manufacturer. Let us know if you spot an error.