HYBRID CONTROL SYSTEM, Diagnostic DTC:U0100-530, U0129-527, U0129-528, U0140-146, U0151-763, U0164-827, U1107-436

DTC Code DTC Name
U0100-530 Lost Communication with ECM / PCM "A"
U0129-527 Lost Communication with Brake System Control Module
U0129-528 Lost Communication with Brake System Control Module
U0140-146 Communication Error from Body ECU to HV ECU
U0151-763 Communication Error from Airbag ECU to HV ECU
U0164-827 Communication Error from A/C ECU to HV ECU
U1107-436 Lost Communication with Power Management Module

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

PROCEDURE


  1. CHECK DTC OUTPUT (ALL)


    1. Connect the GTS to the DLC3.

    2. Turn the power switch on (IG).

    3. Check for DTCs of all systems by following the prompts on the GTS screen.

    4. Check for DTCs.

      Result
      Result Proceed to
      Hybrid vehicle control ECU assembly outputs P2532-772 A
      Hybrid vehicle control ECU assembly does not output P2532-772 w/ Central Gateway ECU B
      w/o Central Gateway ECU C

    5. Turn the power switch off.


    A

    GO TO DTC CHART (P2532-772) Click here

    B

    GO TO CAN COMMUNICATION SYSTEM (W/ CENTRAL GATEWAY ECU) Click here

    C

    GO TO CAN COMMUNICATION SYSTEM (W/O CENTRAL GATEWAY ECU) Click here