Toyota Corolla Cross: M20a-fks (battery / Charging)

 Hybrid/EV Powertrain Control Module Unexpected Operation (P0A1D94)

DESCRIPTION The battery ECU assembly monitors the hybrid vehicle control ECU via CAN communication. If the battery ECU assembly detects that the hybrid vehicle control ECU is malfunctioning, it will illuminate the MIL and store a DTC. DTC No. Detection Item DTC Detection Condition

 M20a-fks Auxiliary Battery

Installation INSTALLATION CAUTION / NOTICE / HINT COMPONENTS (INSTALLATION) Procedure Part Name Code 1 AUXILIARY BATTERY - - - - 2 NO. 2 BATTERY