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Home >> Lexus >> 2018 >> ES 300h >> Repair and Diagnosis (Single Page) >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> Hybrid Control System (Diagnostic Codes (5 Of 5) & Circuit Tests) >> Hybrid Control System >> DTC U0100-530: Lost Communication with ECM / PCM "A"; DTC U0129-527: Lost Communication with Brake System Control Module; DTC U0129-528: Lost Communication with Brake System Control Module; DTC U0140-146: Communication Error from Body ECU to HV ECU; DTC U0151-763: Communication Error from Airbag ECU to HV ECU; DTC U0164-827: Communication Error from A/C ECU to HV ECU; DTC U1107-436: Lost Communication with Power Management Module [07/2015 - ] >> Description
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DTC U0100-530: Lost Communication with ECM / PCM "A"; DTC U0129-527: Lost Communication with Brake System Control Module; DTC U0129-528: Lost Communication with Brake System Control Module; DTC U0140-146: Communication Error from Body ECU to HV ECU; DTC U0151-763: Communication Error from Airbag ECU to HV ECU; DTC U0164-827: Communication Error from A/C ECU to HV ECU; DTC U1107-436: Lost Communication with Power Management Module [07/2015 - ]: Description

The hybrid vehicle control ECU assembly transmits and receives signals via CAN communication to and from the ECM, skid control ECU assembly, power steering ECU assembly, main body ECU, airbag sensor assembly, and air conditioning amplifier assembly.

DTC No. INF Code DTC Detection Condition Trouble Area
U0100 530 A CAN communication error between the ECM and hybrid vehicle control ECU assembly (CAN communication system malfunction) occurs. CAN communication system
U0129 527 A CAN communication error (V BUS) between the skid control ECU assembly and hybrid vehicle control ECU assembly (CAN communication system malfunction) occurs.
528 A CAN communication error between the skid control ECU assembly and hybrid vehicle control ECU assembly (CAN communication system malfunction) occurs.
U0140 146 A CAN communication error between the main body ECU and hybrid vehicle control ECU assembly (CAN communication system malfunction) occurs.
U0151 763 A CAN communication error between airbag sensor assembly and hybrid vehicle control ECU assembly (CAN communication system malfunction) occurs.
U0164 827 A CAN communication error between air conditioning amplifier assembly and hybrid vehicle control ECU assembly (CAN communication system malfunction) occurs.
U1107 436 A CAN communication error between the power source ECU and hybrid vehicle control ECU assembly (CAN communication system malfunction) occurs.