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July 20, 2023 Service bulletin

Power Inverter Module (PIM) Replacement Customers may experience a Malfunction Indicator Lamp (MIL)...

Jeep technical service bulletin 0817823 for 2021 Jeep Wrangler.

Bulletin number
0817823
Component
Electrical system
Summary
Power Inverter Module (PIM) Replacement Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following DTCs have been set: ? P0A78-00 - Drive Motor A Inverter Performance. ?P0A79-00 - Drive Motor B Inverter Performance. Customer may also experience the following: ? Internal Combustion Engine (ICE) propulsion only and no EV or hybrid mode only when these DTCs are present. This bulletin involves replacing the PIM.

Owners of these vehicles have filed 310 complaints in the electrical category.

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