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Home >> Toyota >> 2022 >> RAV4 LE, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 15 (Hybrid Control System (2WD, W/ Nickel Metal Hydride Battery) - Diagnostic Codes (1 Of 6)) >> HYBRID CONTROL SYSTEM (for 2WD with NICKEL METAL HYDRIDE BATTERY) >> DTC P0A1B-94: Drive Motor "A" Control Module Unexpected Operation [11/2018 - 08/2020] >> Description

DTC P0A1B-94: Drive Motor "A" Control Module Unexpected Operation [11/2018 - 08/2020]: Description

WARNING: This page is about a different car, the 2020 Toyota RAV4 and 2019 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.

The hybrid vehicle control ECU assembly monitors the motor generator control ECU (MG ECU) and stores this DTC when it detects a malfunction.

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate
P0A1B-94 Drive Motor "A" Control Module Unexpected Operation The motor generator control ECU (MG ECU) value received by the hybrid vehicle control ECU assembly exceeds the threshold for a certain period of time.
(1 trip detection logic)
  • Inverter with converter assembly
  • IGCT relay
  • IGCT fuse
 Comes on Master Warning:
Comes on
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