Ford Maverick 2022 — technical service bulletin
Bulletin TSB 22-2124 · NHTSA communication 10209497 · issued Mar 31, 2022
Technical service bulletin
communication type
Engine and Engine Cooling
component
2022
model years
1
vehicle entries
Official summary
Some 2022 Maverick vehicles equipped with a 2.5L full hybrid electric vehicle (FHEV) powertrain built on or before 9-Mar-2022 may exhibit an idle surge and/or rough idle with high temperature in the catalytic converter and/or sulfur odor in the cab. This condition occurs when the high voltage battery is being charged by the engine at cold start and the state of charge (SOC) increases to the top of the charge limit. When the SOC is at the top of the charge limit the system cuts the engine injectors until the SOC is below the top limit to protect the battery. The continuous cycle of running the
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.