BMS/opu/mcu logic improvement (SA411)
Kia technical service bulletin TSB_ELE192_R1 for 2017-2019 Kia Optima, 2017-2019 Kia Optima Hybrid and 2017-2019 Kia Optima PHEV.
- Bulletin number
- TSB_ELE192_R1
- Component
- Electrical system
- Summary
- TECHNICAL SERVICE BULLETIN: SERVICE ACTION: BMS/OPU/MCU LOGIC IMPROVEMENT (SA411) - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin provides the procedure to improve the logic of the Battery Management System (BMS), Oil Pump Control Unit (OPU) and Motor Control Unit (MCU) on some 2017-2019MY Optima (JF P/HEV) vehicles, produced from August 25, 2016 through September 13, 2018 (refer to page 8) in order to improve the BMS diagnosis logic, OPU judgment logic for DTC P1B77 (High Voltage Battery Pre-Charging fault) and MCU communication logic.
Owners of these vehicles have filed 99 complaints in the electrical category.
Vehicles covered
- Kia Optima 2017-2019 201720182019
- Kia Optima Hybrid 2017-2019 201720182019
- Kia Optima PHEV 2017-2019 201720182019
VIN decoder
See the problems and recalls for an exact car
Buying a used Kia Optima?
Check the exact car before you pay: accidents, salvage or flood titles, odometer readings and previous owners.
Check its history