Jeep Wagoneer 2022 — technical service bulletin
Bulletin 0817122 · NHTSA communication 10226030 · issued Sep 13, 2022
Technical service bulletin
communication type
Electrical System
component
2022
model years
1
vehicle entries
Official summary
Flash: Battery Pack Control Module (BPCM) Diagnostic and System Updates This bulletin involves updating the BPCM with the latest available software. Customers may experience a false Malfunction Indicator Lamp (MIL) illumination related to: P0B42-00 - Hybrid/EV Battery Voltage Sense 2 Circuit Low. Customer may also notice:Start/Stop inoperative. Vehicle behaves like it is always operating in gas mode.
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.