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Home >> Toyota >> 2020 >> RAV4 XLE, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 28 (Hybrid Control System (Lithium-Ion Battery) - Diagnostic Codes (1 Of 6)) >> HYBRID CONTROL SYSTEM (for LITHIUM-ION BATTERY) >> DTC P0A1B-49: Drive Motor "A" Control Module Internal Electronic Failure [06/2020 - ] >> Description

DTC P0A1B-49: Drive Motor "A" Control Module Internal Electronic Failure [06/2020 - ]: Description

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

The motor generator control ECU (MG ECU), which is built into the inverter with converter assembly, monitors its internal operation and will store DTCs if the system is malfunctioning.

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate
P0A1B-49 Drive Motor "A" Control Module Internal Electronic Failure MG ECU internal malfunction:
Calculation check error
(1 trip detection logic)
Inverter with converter assembly Comes on Master Warning:
Comes on