Various electrical concerns and/or various illuminated warning lamps with various diagnostic trouble codes...
Ford technical service bulletin TSB 21-2219 for 2021 Ford F-650 and 2021 Ford F-750.
- Bulletin number
- TSB 21-2219
- Component
- Electrical system
- Summary
- Some 2021 F-650/F-750 vehicles built on or before 20-Nov-2020 may exhibit various electrical concerns and/or various illuminated warning lamps with various diagnostic trouble codes (DTCs) present. This may be due to the battery junction box (BJB) wiring harness contacting the coolant reservoir bracket. To correct the condition, follow the Service Procedure to repair any damaged circuits and secure the BJB wiring harness to the BJB.
Vehicles covered
- Ford F-650 2021 2021
- Ford F-750 2021 2021
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