LEMON Manuals: Even more car manuals for everyone
Home >> Kia >> 2023 >> Sorento Plug-In Hybrid SX Prestige >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> HEV Battery System Diagnosis (PHEV) (2 Of 2) >> DTC P1B77-00: Inverter Capacitor Precharging Fault >> DTC Information >> DTC Description

DTC Description

After ignition "ON", the high voltage supply failure which is failed a precharge of invert capacitor is detected, the BCM ECU is set this DTC. The BMU monitors inverter capacitor voltage between the high voltage battery pack and MCU.