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DTC P0A1B-94: Drive Motor "A" Control Module Performance Unexpected Operation [09/2022 - ]: Description

The ECM 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 DTC Output from Priority Note
P0A1B-94 Drive Motor "A" Control Module Performance Unexpected Operation The motor generator control ECU (MG ECU) value received by the ECM exceeds the threshold for a certain period of time.
(1 trip detection logic)
  • Hybrid motor control inverter assembly
  • Fusible link block assembly (BATT-MAIN NO. 1)
  • IGCT-MAIN fuse
  • IGCT relay
Comes on Master Warning:
Comes on
Engine A
  • SAE: P0A1B
  • DTC for Mexico Models: Applies