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Home >> Lexus >> 2007 >> RX 400h AWD >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> Hybrid Vehicle Control (P310) - RX400H - DTC P0336-137 Through P0A72-326 >> DTC P0A1C-715 Drive Motor "B" Control Module; DTC P0A1C-798 Drive Motor "B" Control Module; DTC P0A1C-799 Drive Motor "B" Control Module >> Description

DTC P0A1C-715 Drive Motor "B" Control Module; DTC P0A1C-798 Drive Motor "B" Control Module; DTC P0A1C-799 Drive Motor "B" Control Module: Description

The MG ECU monitors internal operations and detects a malfunction.

DTC DETECTION CONDITION AND TROUBLE AREA

DTC No. INF Code DTC Detection Condition Trouble Area
P0A1C 715 R/D resolver angle error
  • w/ converter inverter assembly (MG ECU)
  • Rear traction motor w/ transaxle assembly
  • Wire harness or connector
↑ 798 REF frequency error
  • w/ converter inverter assembly (MG ECU)
  • Rear traction motor w/ transaxle assembly
  • Wire harness or connector
↑ 799 REF signal transmission stop error
  • w/ converter inverter assembly (MG ECU)
  • Rear traction motor w/ transaxle assembly
  • Wire harness or connector
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