Service bulletins for the 2020 Ford Fusion
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
98 on file from NHTSA, as of 2026-10-19.
About P0B4A on the 2020 Ford Fusion: what the code means, and the bulletins and recalls about the same components.
By type
By component
By trouble code
Only bulletins with trouble code: P0B4A are shown. Show all
| TSB 23-2039 | 2023-03-04. Service bulletin. ELECTRICAL SYSTEM. Some 2019-2020 Fusion plug-in hybrid electric vehicles (PHEV) may exhibit a no start condition with diagnostic trouble codes (DTCs) P0B3B, P0B40, P0B45, P0B4A, P0B4F, P0B54, P0B59, P0B5E, P0B63, P0B68, P0B6D, P0B72, P0B77, and/or P0B7C stored in the battery energy control module (BECM). This may be due to a failure within the high voltage (HV) traction battery. To correct the condition, follow the Service Procedure to replace the HV traction battery. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.