Toyota Corolla Cross: K120 (cvt)

 Hybrid/EV Battery Stack 2 Cell Circuit Voltage Below Threshold (P1A6116,P31AB16)

DESCRIPTION If the voltage of an HV battery cell is lower than the threshold for a certain amount of time, the battery ECU assembly will interpret this as a malfunction. DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate Note P1A6

 Inspection

INSPECTION PROCEDURE 1. INSPECT GLOVE BOX LIGHT ASSEMBLY (a) Check the illumination. (1) Apply auxiliary battery voltage to the glove box light assembly and check that the light illuminates. OK: Tester Connection Specified Condition I240-2 (B) - Auxiliary battery positi