C0049 on Ford vehicles
C0049 is named on 7 Ford model years (2021–2026): 11 manufacturer filings and 0 owner reports in NHTSA’s files, across Bronco, Explorer, Mustang.
Which Ford model years name C0049
Source: NHTSA manufacturer communications and complaints| Model year | Filed under | Bulletins | Owner reports |
|---|---|---|---|
| 2024 Ford Bronco | Service Brakes | 2 | — |
| 2023 Ford Bronco | Electrical System | 2 | — |
| 2022 Ford Bronco | Service Brakes | 2 | — |
| 2021 Ford Bronco | Electrical System | 2 | — |
| 2026 Ford Explorer | Service Brakes | 1 | — |
| 2025 Ford Bronco | Electrical System | 1 | — |
| 2024 Ford Mustang | Service Brakes | 1 | — |
A model year is listed because the code is named in its own record — a bulletin filed against it, or an owner’s complaint about it — not because every one of these vehicles sets it. Counts are documents in NHTSA’s files, not failure rates.
Ford filings that name C0049
Source: NHTSA manufacturer communicationsBulletins and campaigns Ford filed with NHTSA whose summary names C0049. Quote the document number at the service desk — it is a diagnosis the maker has already written down.
- SSM 54362 Service bulletin2025-11-10 · Service Brakes
- Some 2021-2025 Bronco vehicles may exhibit an illuminated red brake warning indicator with diagnostic trouble code (DTC) C0049:01 stored in the anti-lock brake system (ABS) module. Replace the brake fluid reservoir and the brake fluid level sensor electrical connector. Do not disconnect the brake fluid level sensor electrical connector, cut the connector 3-4 inches (75-100 mm) from the connector e
- SSM 54431 Service bulletin2025-12-06 · Service Brakes
- Some 2021-2024 Bronco vehicles may exhibit an illuminated red brake warning indicator with diagnostic trouble code (DTC) C0049:01 stored in the anti-lock brake system (ABS) module. Replace the brake fluid reservoir and the brake fluid level sensor electrical connector. Do not disconnect the brake fluid level sensor electrical connector, cut the connector 3-4 inches (75-100 mm) from the connector e
- SSM 54682 Service bulletin2026-03-24 · Service Brakes
- Some 2026 Explorer vehicles equipped with a 2.3L engine and built on 22-Dec-2025 and through 02-Feb-2026 may exhibit an illuminated anti-lock brake system (ABS) warning lamp or "Check Brake System" warning message with diagnostic trouble code (DTC) C0049:01 and/or C0049:0A stored in the ABS module. This may be due to a pin fit concern at connector C124 located on the brake fluid reservoir.
- SSM 52002 Service bulletin2023-10-20 · Service Brakes, Air — Antilock — Control Unit/Module
- Some 2024 Mustang vehicles built on or before 30-June-2023 may exhibit a Low Brake Fluid message displayed on the instrument panel cluster (IPC) without low brake fluid in the reservoir and DTC C0049:0A stored in the anti-lock brake system (ABS) module. This may be due to the current software of the ABS module. To correct the condition, reprogram the ABS module using the latest software level of t
What C0049 means
Source: SAE J2012 / OBD-IIC0049 sits in the generic range of the OBD-II standard, so it means the same thing on every vehicle sold in the United States — but WhichTrim does not carry a definition for it and will not invent one. What is on this page is the record: who named it and on what.
A stored code names the test that failed, never the part that caused it. The record above is what Ford and its owners have filed about it; the code’s page across every make has the whole file.
Common questions
Source: NHTSA files and the OBD-II standardIs C0049 a known problem on Ford vehicles?
It is a documented one: NHTSA's files hold 11 manufacturer filings and 0 owner reports naming C0049 on 7 Ford model years (2021–2026). Whether it is a problem on one particular car is a diagnosis, not a count — but a bulletin that names the code on your model year is the place to start.
Which Ford models does C0049 appear on most?
2024 Bronco (2 documents), 2023 Bronco (2 documents), 2022 Bronco (2 documents).
Does C0049 on a Ford mean it is recalled?
No. Recalls are filed by campaign and matched by VIN; no recall is triggered by a scan tool. Check the VIN at nhtsa.gov/recalls, or open the model year's page here for the campaigns filed against it.