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Home >> Toyota >> 2015 >> Avalon Hybrid Limited >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> Hybrid Control System - Diagnostic Codes (8 Of 8) - Symptom & Circuit Tests - (Hybrid) >> Hybrid Control System >> DTC P0A7A-203: Generator Inverter Performance [10/2015 - ] >> Procedure

DTC P0A7A-203: Generator Inverter Performance [10/2015 - ]: Procedure

  1. CHECK HYBRID VEHICLE TRANSAXLE ASSEMBLY (MG1) 

    Refer to PROCEDURE - Step 11

    Result: 

    NG 

    See step  4

    Result: 

    OK 

    See step  2

  2. REPLACE INVERTER WITH CONVERTER ASSEMBLY 

    (Refer to COMPONENTS [10/2014 - ] )

    NEXT 

    See step  3

  3. CHECK DTC OUTPUT (HYBRID CONTROL) 
    1. Check the other DTCs that were output together with DTC P0A7A-203.
      RESULT

      DTC No. Relevant Diagnosis
      P0A1A-517 Generator Control Module
      P0A4C-518 Generator Position Sensor Circuit Range/Performance
      P0A7A-122, 322, 324, 325 Generator Inverter Performance
      NOTE:

      DTC P0A7A-203 is stored after any of DTCs P0A1A-517, P0A4C-518, P0A7A-122, 322, 324 and 325 are stored. After troubleshooting and repairing the malfunction which caused DTC P0A7A-203 to be stored be sure to troubleshoot all the other DTCs.

    NEXT 

    GO TO DTC CHART (HYBRID CONTROL SYSTEM) 

    (Refer to DIAGNOSTIC TROUBLE CODE CHART [10/2015 - ] )

  4. REPLACE HYBRID VEHICLE TRANSAXLE ASSEMBLY 

    When Not Using the Engine Support Bridge: Refer to COMPONENTS [10/2014 - ]

    When Using the Engine Support Bridge: Refer to COMPONENTS [10/2015 - ]

    NEXT 

    See step  5

  5. REPLACE INVERTER WITH CONVERTER ASSEMBLY 

    (Refer to COMPONENTS [10/2014 - ] )

    NEXT 

    See step  6

  6. CHECK DTC OUTPUT (HYBRID CONTROL) 
    1. Check the other DTCs that were output together with DTC P0A7A-203.
      RESULT

      DTC No. Relevant Diagnosis
      P0A1A-517 Generator Control Module
      P0A4C-518 Generator Position Sensor Circuit Range/Performance
      P0A7A-122, 322, 324, 325 Generator Inverter Performance
      NOTE:

      DTC P0A7A-203 is stored after any of DTCs P0A1A-517, P0A4C-518, P0A7A-122, 322, 324 and 325 are stored. After troubleshooting and repairing the malfunction which caused DTC P0A7A-203 to be stored be sure to troubleshoot all the other DTCs.

    NEXT 

    GO TO DTC CHART (HYBRID CONTROL SYSTEM) 

    (Refer to DIAGNOSTIC TROUBLE CODE CHART [10/2015 - ] )