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Home >> Toyota >> 2012 >> Highlander Limited, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 114 (Hybrid Vehicle Control System (Diagnostic Codes (P0069-273 - P0A63-502)) (Hybrid)) >> Hybrid Control System >> DTC P0A1A-151: Generator Control Module; DTC P0A1C-709: Drive Motor "B" Control Module >> Description

DTC P0A1A-151: Generator Control Module; DTC P0A1C-709: Drive Motor "B" Control Module: Description

WARNING: This page is about a different variant/trim than selected.

The MG ECU located in the inverter with converter assembly monitors its internal operation and it will set DTCs when it detects malfunctions.

DTC No. INF Code DTC Detection Condition Trouble Area
P0A1A 151 Run pulse signal cycle deviation or stop
  • Auxiliary battery
  • Inverter with converter assembly
P0A1C 709 Run pulse signal cycle deviation or stop

HINT: 

DTC P0A1A-151 and P0A1C-709 may be stored right after the ignition switch is turned to ON due to the auxiliary battery voltage being low. In this case, inspect the auxiliary battery and recharge it if the battery voltage is less than the standard voltage.