NHTSA Service Bulletin 10199512: 2021 Ford Bronco Sport
Official manufacturer communication context for 2021 Ford Bronco Sport, with affected products, buyer checks and links into Carchieve recall, problem and VIN research.
Reviewed June 2026 from NHTSA manufacturer communication and service bulletin records. Carchieve is independent and not affiliated with any vehicle manufacturer or government agency.
Some 2021 Bronco Sport equipped with a 1.5L EcoBoost engine built on or before 26-Jan-2021 may exhibit a Check Charging System message and/or illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTC) U012D, U0284 and/or U042E. This may be caused by water intrusion into connector C202. Prior to performing Workshop Manual (WSM) diagnostics, inspect the C202 connector for signs of corrosion or water residue. If water or corrosion is found, replace the C202 male side connector with pigtail kit (service part number 7U2Z-14S411-KB). To have access to C202 connector, remove the left front wheel splash shield and powertrain control module (PCM) bracket.
What this bulletin may mean before buying
Treat this as service research, not a verdict on one car. Before you buy, compare this communication with official recall campaigns, model-level owner complaint patterns, and the exact vehicle’s VIN-decoded specifications. A bulletin can help you ask a seller or dealer sharper questions about software updates, known repairs, warranty extensions and service history.
Affected products listed in this communication
Buyer checklist
- Run the 17-character VIN and confirm the year, make, model, engine and equipment match the listing.
- Check recall campaign pages for safety actions that may require dealer repair.
- Compare this bulletin with common problem pages for the same model and component area.
- Ask the seller or dealer whether the bulletin procedure, update or inspection has already been completed.
- Use the used-car buying checklist and get an independent inspection.
Frequently asked questions
What is NHTSA service bulletin 10199512?
Some 2021 Bronco Sport equipped with a 1.5L EcoBoost engine built on or before 26-Jan-2021 may exhibit a Check Charging System message and/or illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTC) U012D, U0284 and/or U042E. This may be caused by water intrusion into connector C202. Prior to performing Workshop Manual (WSM) diagnostics, inspect the C202 connector for signs of corrosion or.
Is a service bulletin the same as a recall?
No. A recall is a safety campaign with a required remedy for affected VINs. A service bulletin or manufacturer communication usually describes diagnostic, repair, software, warranty or service information.
How should a used-car buyer use this bulletin?
Use it as a research signal. Compare it with recalls, owner complaints, service records, a VIN report and an independent inspection before buying.
Check the exact VIN before you buy
Model-level pages show public safety patterns. A full VIN report helps confirm the exact vehicle, decoded specs, recall applicability and buyer checks.
Get Full Report