Toyota Corolla Cross: Exhaust Manifold (for 2wd)

 IG2 Signal Circuit Short to Auxiliary Battery (P253012)

DESCRIPTION The hybrid vehicle control ECU compares the IGP signal to the IG control status signal sent from the certification ECU (smart key ECU assembly) to detect a stuck on malfunction of the IGP signal. HINT: If DTC P253012 is stored, the ignition switch will turn off (READY off). DTC

 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