Home >> Toyota >> 2018 >> Prius One >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> Hybrid Control System (Nickel Metal Hydride) - Diagnostic Codes (4 Of 9) >> HYBRID CONTROL SYSTEM (for NICKEL METAL HYDRIDE BATTERY) >> DTC P1A80-00: Hybrid/EV Battery Stack 1 Delta SOC High; DTC P1AD0-1B: Hybrid/EV Battery Block Circuit Resistance Above Threshold [11/2015 - 11/2017] >> Component Operating Range