Home >> Toyota >> 2015 >> Prius C One >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Battery Management Systems >> Hybrid Battery System (Diagnostic Codes (P0A7F-123 - U029A-123)) >> Hybrid Battery System >> DTC P3011-123, P3012-123, P3013-123, P3014-123, P3015-123, P3016-123, P3017-123, P3018-123, P3019-123, P3020-123: Battery Block 1 Becomes Weak; Battery Block 2 Becomes Weak; Battery Block 3 Becomes Weak; Battery Block 4 Becomes Weak; Battery Block 5 Becomes Weak; Battery Block 6 Becomes Weak; Battery Block 7 Becomes Weak; Battery Block 8 Becomes Weak; Battery Block 9 Becomes Weak; Battery Block 10 Becomes Weak [12/2014 - ] >> Monitor Strategy