P0131 on Ford vehicles Upstream bank 1 oxygen sensor reading stuck low
P0131 is named on 5 Ford model years (2016–2018): 7 manufacturer filings and 2 owner reports in NHTSA’s files, across Fusion, Transit, Transit Connect.
Which Ford model years name P0131
Source: NHTSA manufacturer communications and complaints| Model year | Filed under | Bulletins | Owner reports |
|---|---|---|---|
| 2018 Ford Transit | Power Train | 2 | — |
| 2017 Ford Transit | Power Train | 2 | — |
| 2016 Ford Fusion | Engine | — | 2 |
| 2016 Ford Transit | Electrical System | 2 | — |
| 2016 Ford Transit Connect | Engine | 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.
What Ford owners said
Source: NHTSA complaint databaseOwners’ own words, scrubbed of anything identifying. Unverified reports filed with NHTSA — what was said, not a finding that it was true.
The vehicle was taken to an independent mechanic who retrieved DTC: P02, P0087, P0131, P0302, and P1450
Ford filings that name P0131
Source: NHTSA manufacturer communicationsBulletins and campaigns Ford filed with NHTSA whose summary names P0131. Quote the document number at the service desk — it is a diagnosis the maker has already written down.
- TSB 18-2321 Service bulletin2018-10-23 · Power Train — Automatic Transmission — Control Module (Tcm/Pcm/Tecm)
- Some 2015-2018 Transit vehicles built on or before 24-Jul-2018 may exhibit various drivability concerns including difficulty starting, misfires and/or an illuminated MIL with diagnostic trouble codes (DTCs) P00BD, P1247, P1548, P061B, P2195, P2198, P2196, P2197, P0171, P0172, P0174, P0175, P0131 and/or P162F stored in the powertrain control module (PCM). This may be due to undesired water entry in
- TSB 19-2091 Service bulletin2019-03-25 · Engine
- Some 2015-2018 Transit vehicles built on or before 24-Jul-2018 may exhibit various drivability concerns including difficulty starting, misfires and/or an illuminated MIL with diagnostic trouble codes (DTCs) P00BD, P1247, P1548, P061B, P2195, P2198, P2196, P2197, P0171, P0172, P0174, P0175, P0131 and/or P162F stored in the powertrain control module (PCM). This may be due to undesired water entry in
- TSB 16-0163 Service bulletin2016-12-09 · Engine
- SOME 2014-2016 TRANSIT CONNECT VEHICLES EQUIPPED WITH THE 2.5L ENGINE MAY EXHIBIT A CONSTANT OR INTERMITTENT ILLUMINATED MIL WITH VARIOUS DRIVABILITY ISSUES AND ONE OR MORE OF THE FOLLOWING DTCS: P0010, P0103, P0104, P0122, P0131, P0135, P0137, P0141, P0201-P0204, P0217, P0222, P0223, P025A, P0300, P0301-P0304, P0316, P0351-P0354, P0400, P0403, P0443, P1285, P1289, P128A, P1299, P2101, P2107, P211
What P0131 means
Source: SAE J2012 / OBD-IIUpstream bank 1 oxygen sensor reading stuck low.
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 P0131 a known problem on Ford vehicles?
It is a documented one: NHTSA's files hold 7 manufacturer filings and 2 owner reports naming P0131 on 5 Ford model years (2016–2018). 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 P0131 appear on most?
2016 Fusion (2 documents), 2018 Transit (2 documents), 2017 Transit (2 documents).
Does P0131 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.