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Home >> Toyota >> 2015 >> Avalon Hybrid Limited >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> Hybrid Control System - Diagnostic Codes - (Hybrid) (5 Of 8) >> Hybrid Control System >> DTC P0A40-549: Drive Motor "A" Position Sensor Circuit Range / Performance [10/2015 - ] >> Procedure

DTC P0A40-549: Drive Motor "A" Position Sensor Circuit Range / Performance [10/2015 - ]: Procedure

  1. CHECK DTC OUTPUT (HYBRID CONTROL) 
    1. Connect the Techstream to the DLC3.
    2. Turn the power switch on (IG).
    3. Enter the following menus: Powertrain / Hybrid Control / Trouble Codes.
    4. Check for DTCs.

      Result

      Result Proceed to
      P0A40-549 only is output, or DTCs except the ones in the table below are also output. A
      Any of the following DTCs including pending DTCs are also output. B
      Relevant Diagnosis
      P06B0-163 Sensor Power Supply "A" Circuit / Open
      P06D6-511 Sensor Reference Voltage "F" Circuit / Open
      P06E6-164 Sensor Power Supply "C" Circuit / Open
      P0A1A-151, 166, 517, 658, 791, 809 Generator Control Module
      P0A1B-198, 505, 554, 786, 794, 806 Drive Motor "A" Control Module
      P0A1D (all INF codes)*1 Hybrid Powertrain Control Module
      P0A3F-243 Drive Motor "A" Position Sensor Circuit
      P0A40-500, 506, 556, 808 Drive Motor "A" Position Sensor Circuit Range / Performance
      P0A41-245 Drive Motor "A" Position Sensor Circuit Low
      P0A4B-253 Generator Position Sensor Circuit
      P0A4C-513, 518, 811 Generator Position Sensor Circuit Range / Performance
      P0A4D-255 Generator Position Sensor Circuit Low
      P0A78-287, 555, 807 Drive Motor "A" Inverter Performance
      P0A7A-325, 810 Generator Inverter Performance
      P0ADB-227 Hybrid Battery Positive Contactor Control Circuit Low
      P0ADC-226 Hybrid Battery Positive Contactor Control Circuit High
      P0ADF-229 Hybrid Battery Negative Contactor Control Circuit Low
      P0AE0-228 Hybrid Battery Negative Contactor Control Circuit High
      P0BEA-290 Drive Motor "A" Phase V Current Sensor Circuit Range / Performance
      P0BEE-298 Drive Motor "A" Phase W Current Sensor Circuit Range / Performance
      P0C76-523 Hybrid Battery System Discharge Time Too Long
      P0D2E-586 Drive Motor "A" Inverter Voltage Sensor Circuit Range / Performance
      P0D2F-266 Drive Motor "A" Inverter Voltage Sensor Circuit Low
      P0D30-267 Drive Motor "A" Inverter Voltage Sensor Circuit High
      P0E05-328 Generator Phase V Current Sensor Circuit Range / Performance
      P0E09-336 Generator Phase W Current Sensor Circuit Range / Performance
      P0E32-564, 585 DC/DC Converter Voltage Sensor "A" Range / Performance
      P0E33-589 DC/DC Converter Voltage Sensor "A" Low
      P0E34-590 DC/DC Converter Voltage Sensor "A" High
      P1C2A-155 Generator A/D Converter Circuit
      P1C2B-192 Drive Motor "A" A/D Converter Circuit
      P1C2D-587 Hybrid Battery Voltage / DC/DC Converter Voltage Correlation
      P1C3C-294 Drive Motor "A" Phase V Current Sensor Correlation
      P1C3D-302 Drive Motor "A" Phase W Current Sensor Correlation
      P1C3E-333 Generator Phase V Current Sensor Correlation
      P1C3F-341 Generator Phase W Current Sensor Correlation
      P1C4A-288 Drive Motor "A" Phase V Current Sensor Sub Circuit Range / Performance
      P1C4F-296 Drive Motor "A" Phase W Current Sensor Sub Circuit Range / Performance
      P1C54-326 Generator Phase V Current Sensor Sub Circuit Range / Performance
      P1C59-334 Generator Phase W Current Sensor Sub Circuit Range / Performance
      P1C6D-501 Drive Motor "A" Phase V Current Sensor Offset Range / Performance
      P1C6E-502 Drive Motor "A" Phase W Current Sensor Offset Range / Performance
      P1C71-515 Generator Phase V Current Sensor Offset Range / Performance
      P1C72-516 Generator Phase W Current Sensor Offset Range / Performance
      P1C73-512 Sensor Standard Voltage "F" Circuit / Open
      P1CA6-156 Generator Control Module Malfunction
      P1CA7-193 Drive Motor Control Module Malfunction
      P1CAC-200 Generator Position Sensor Angle Malfunction
      P1CAD-168 Drive Motor "A" Position Sensor Angle Malfunction
      P1CAF-792 Generator Position Sensor REF Signal Cycle Malfunction
      P1CB0-795 Drive Motor "A" Position Sensor REF Signal Cycle Malfunction
      P1CB2-793 Generator Position Sensor REF Signal Stop Malfunction
      P1CB3-796 Drive Motor "A" Position Sensor REF Signal Stop Malfunction
      P3004-803 High Voltage Power Resource
      P3133-659 Communication Error from Generator to Drive Motor "A"
      P3134-661 Communication Error from Drive Motor "A" to Generator

      HINT: 

      • *1: If any INF codes are output for this DTC, refer to the corresponding diagnostic procedure.
      • P0A40-549 may be stored due to a malfunction which also causes DTCs in the preceding table to be stored. In this case, first troubleshoot the output DTCs in the preceding table. Then, perform a test to attempt to reproduce the problems, and check that no DTCs are output.
    5. Turn the power switch off.

    Result: 

    B 

    GO TO DTC CHART (HYBRID CONTROL SYSTEM) 

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

    Result: 

    A 

    See step  2

  2. CHECK CONNECTOR CONNECTION CONDITION (INVERTER WITH CONVERTER ASSEMBLY CONNECTOR) 

    Refer to PROCEDURE - Step 4

    Result: 

    NG 

    CONNECT SECURELY 

    Result: 

    OK 

    See step  3

  3. CHECK HARNESS AND CONNECTOR (INVERTER WITH CONVERTER ASSEMBLY - GENERATOR RESOLVER) 

    Refer to PROCEDURE - Step 3

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

    Result: 

    OK 

    See step  4

  4. CHECK GENERATOR RESOLVER 

    Refer to PROCEDURE - Step 4

    Result: 

    NG 

    See step  9

    Result: 

    OK 

    See step  5

  5. CHECK HARNESS AND CONNECTOR (INVERTER WITH CONVERTER ASSEMBLY - MOTOR RESOLVER) 

    Refer to PROCEDURE - Step 5

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

    Result: 

    OK 

    See step  6

  6. CHECK MOTOR RESOLVER 

    Refer to PROCEDURE - Step 6

    Result: 

    NG 

    See step  11

    Result: 

    OK 

    See step  7

  7. CHECK CONNECTOR CONNECTION CONDITION (GENERATOR RESOLVER CONNECTOR) 

    Refer to PROCEDURE - Step 7

    Result: 

    NG 

    CONNECT SECURELY 

    Result: 

    OK 

    See step  8

  8. CHECK CONNECTOR CONNECTION CONDITION (MOTOR RESOLVER CONNECTOR) 

    Refer to PROCEDURE - Step 8

    Result: 

    OK 

    REPLACE INVERTER WITH CONVERTER ASSEMBLY 

    (Refer to COMPONENTS [10/2014 - ] )

    Result: 

    NG 

    CONNECT SECURELY 

  9. CHECK CONNECTOR CONNECTION CONDITION (GENERATOR RESOLVER CONNECTOR) 

    Refer to PROCEDURE - Step 9

    Result: 

    NG 

    CONNECT SECURELY 

    Result: 

    OK 

    See step  10

  10. INSPECT HYBRID VEHICLE TRANSAXLE ASSEMBLY (GENERATOR RESOLVER) 

    Refer to PROCEDURE - Step 10

    Result: 

    OK 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

    Result: 

    NG 

    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 - ]

  11. CHECK CONNECTOR CONNECTION CONDITION (MOTOR RESOLVER CONNECTOR) 

    Refer to PROCEDURE - Step 11

    Result: 

    NG 

    CONNECT SECURELY 

    Result: 

    OK 

    See step  12

  12. INSPECT HYBRID VEHICLE TRANSAXLE ASSEMBLY (MOTOR RESOLVER) 

    Refer to PROCEDURE - Step 12

    Result: 

    OK 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

    Result: 

    NG 

    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 - ]

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