Toyota Corolla Cross: Transmitter Battery (w/ Smart Key System)

 Disassembly

DISASSEMBLY CAUTION / NOTICE / HINT COMPONENTS (DISASSEMBLY) Procedure Part Name Code 1 SHIFT LEVER HOUSING BRACKET SUB-ASSEMBLY 33507 - - *1

 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