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2013 Kia Optima Hybrid LX – Hybrid Isolation Fault With P0AA6
CUSTOMER CONCERN Hybrid Battery Voltage System Isolation Fault DTC P0AA6 is stored. CAUSE Isolation testing identified an internal high-voltage leak in the Power Inverter Module; normal BMS isolation resistance with the ignition on is 1 to 4 megohms. CORRECTION Disable the high-voltage system, remove and replace the Power Inverter Module, clear DTC P0AA6, and verify isolation resistance and hybrid-system operation.
2012 Chevrolet Volt – No Start or Electric Propulsion With P0A0C
CUSTOMER CONCERN The vehicle will not start or move under electric power after transmission work and stores DTCs P0A0C and P1E00. CAUSE The power-inverter-module cable cover did not complete the high-voltage interlock circuit because it was missing, damaged, or incorrectly seated. CORRECTION Remove and replace the power-inverter-module cable cover, seat the high-voltage interlock connector correctly, clear P0A0C and P1E00, and verify Ready mode and propulsion.
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