NHTSA Service Bulletin 11014684: 2020-2025 Mercedes-benz Amg C43
Official manufacturer communication context for 2020-2025 Mercedes-benz Amg C43, 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.
Complaint Red oil pressure warning in instrument cluster One of the below fault codes is stored in powertrain control unit N127: P052497 The oil pressure is too low. The system function is restricted. P052400 The oil pressure is too low Cause Various Remedy If low oil level warning present diagnose cause of this first. -Check engine oil level and correct if necessary. Refer to vehicle specific instructions AP18.00-P-1848U -Check for external engine oil leaks -Measure engine oil pressure via graphical representation in MRG actual values. In one measurement capture the pressure at idle, 1000, 2000, and 3000 rpm. Hold each range for approx. 5 seconds. -Save results as CSV file -Create TIPS case and submit to the powertrain team, including Oil pressure test results CSV file Initial quick test Any additional test results or observations Any previous diagnosis or repairs performed
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 11014684?
Complaint Red oil pressure warning in instrument cluster One of the below fault codes is stored in powertrain control unit N127: P052497 The oil pressure is too low. The system function is restricted. P052400 The oil pressure is too low Cause Various Remedy If low oil level warning present diagnose cause of this first. -Check engine oil level and correct if necessary. Refer to vehicle specific instructions.
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.
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