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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 P0AA1-231 Through U0424-537 >> DTC U0110-159 Lost Communication with Driver Motor Control Module; DTC U0110-656 Lost Communication with Driver Motor Control Module; DTC U0110-657 Lost Communication with Driver Motor Control Module >> Description

DTC U0110-159 Lost Communication with Driver Motor Control Module; DTC U0110-656 Lost Communication with Driver Motor Control Module; DTC U0110-657 Lost Communication with Driver Motor Control Module: Description

Refer to the description of the w/ converter inverter assembly. (See DESCRIPTION )

The w/ converter inverter assembly (MG ECU) controls the Motor based on a command from the HV control ECU via serial communication.

The w/ converter inverter assembly (MG ECU) monitors communication data and detects a malfunction.

DTC DETECTION CONDITION AND TROUBLE AREA

DTC No. INF Code DTC Detection Condition Trouble Area
U0110 159 Error in reception from w/ converter inverter assembly (MG ECU) via serial communication (out of communication standard)
  • Wire harness or connector
  • w/ converter inverter assembly (MG ECU)
  • HV control ECU
U0110 656 Error in reception from w/ converter inverter assembly (MG ECU) via serial communication (out of communication standard)
  • Wire harness or connector
  • w/ converter inverter assembly (MG ECU)
  • HV control ECU
U0110 657 Error in reception from w/ converter inverter assembly (MG ECU) via serial communication (no reception)
  • Wire harness or connector
  • w/ converter inverter assembly (MG ECU)
  • HV control ECU