Jeep Wrangler 2022 — technical service bulletin
Bulletin 0805823 · NHTSA communication 10248046 · issued Feb 25, 2023
Technical service bulletin
communication type
Electrical System
component
2022
model years
1
vehicle entries
Official summary
Integrated Dual Charging Module (IDCM) Replacement Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following DTCs have been set: ? B22A9-87 - ECU Internal Performance-Missing Message. Customer may also experience the following: ? Unable to charge the vehicle. This bulletin involves replacing the IDCM.
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.