Toyota Corolla Cross: Intuitive Parking Assist System

 Hybrid/EV Battery Stack 2 Cell Circuit Voltage Above Threshold (P1A6017,P31AA17)

DESCRIPTION The HV battery is composed of 60 cells (3.7 V each) in series. The battery ECU assembly monitors the voltage of each HV battery cell to detect malfunctions of the HV battery. DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate N

 Inspection

INSPECTION PROCEDURE 1. INSPECT CYLINDER BLOCK FOR WARPAGE (a) Using a precision straightedge and feeler gauge, check the surface which contacts the cylinder head gasket for warpage. Maximum Warpage: 0.05 mm (0.00197 in.) HINT: If the warpage is more than the maximum, replace the cylinder