Jeep Wrangler 2022 — technical service bulletin
Bulletin 18-162-22 · NHTSA communication 10229824 · issued Dec 23, 2022
Technical service bulletin
communication type
Power Train
component
2022
model years
1
vehicle entries
Official summary
Flash: Powertrain Control Module (PCM) Updates Customers may experience one or more of the following: ? Vehicle may not be able to enter electric mode driving while Fuel Oil Refresh Mode (FORM) is active. ? FORM staying on too long. This bulletin involves reprogramming the PCM with the latest available software. NOTE: Additional module flashes are required for this update to be effective, the following modules are all to be updated along with this PCM update: ? Hybrid Control Processor (HCP), Auxiliary Hybrid Control Processor (AHCP) also known as the Power Inverter Module (PIM). ? Transmissio
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.