Ford Explorer 2020–2023 — technical service bulletin
Bulletin SSM 51515 · NHTSA communication 10233922 · issued Mar 28, 2023
Technical service bulletin
communication type
Electrical System
component
2020–2023
model years
8
vehicle entries
Official summary
2020-2023 Explorer/Aviator with start/stop push button ignition switch may exhibit an illuminated malfunction indicator lamp (MIL) and powertrain malfunction (wrench) indicator with diagnostic trouble code (DTC) B108A:01 (general electrical failure), B108A:24 (signal stuck high), and/or B108A:9E (stuck on). The ignition mode light emitting diode (LED) indicator may also flash quickly. This condition may be caused by loose wiring terminal crimps on connector C2195 at the push button ignition switch. Examine Pin 1 (CPK34/Gn) first, since it is the only pin with the smallest (26 gauge) wire. To c
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.