Slow fill condition and/or illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes...
Ford technical service bulletin TSB 21-2106 for 2017-2021 Ford Transit.
- Bulletin number
- TSB 21-2106
- Component
- Visibility: defroster/defogger/HVAC system: condensor/evaporator
- Summary
- Some 2017-2021 Transit vehicles built on or before 30-Nov-2020 may experience a slow fill condition and/or illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) P0171, P0174, P0451, P0455, P0456, P0496 and/or P1450. This may be due to a kinked evaporator emissions fresh air vent line. To correct this condition, follow the Service Procedure to attach a zip tie to the fresh air vent line.
Owners of these vehicles have filed 8 complaints in the visibility category.
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