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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 113 (Hybrid Control System (2WD) - Diagnostic Codes (6 Of 7)) >> HYBRID CONTROL SYSTEM (for 2WD) >> DTC P3147-79: Transmission (Shaft) Mechanical Linkage Failure [12/2019 - 11/2023] >> Procedure

DTC P3147-79: Transmission (Shaft) Mechanical Linkage Failure [12/2019 - 11/2023]: Procedure

WARNING: This page is about a different variant/trim than selected.
  1. CHECK DTC OUTPUT (ENGINE) 
    1. Check for DTCs.

      Powertrain > Engine > Trouble Codes 

      Result

      Result Proceed to
      No DTCs are output, or DTCs except the ones in the table below are also output. A
      Any of the following DTCs are also output. B
      Relevant DTC
      P0335-11 Crankshaft Position Sensor "A" Circuit Short to Ground
      P0335-15 Crankshaft Position Sensor "A" Circuit Short to Battery or Open
      P0335-2A Crankshaft Position Sensor "A" Signal Stuck in Range
      P0335-31 Crankshaft Position Sensor "A" No Signal
    2. Turn the ignition switch off.

    Result: 

    B 

    GO TO DTC CHART (SFI SYSTEM). Refer to  DIAGNOSTIC TROUBLE CODE CHART [12/2019 - 09/2020]  , or refer to  DIAGNOSTIC TROUBLE CODE CHART [09/2020 - 10/2021]  , or refer to  DIAGNOSTIC TROUBLE CODE CHART [10/2021 - 10/2022]  , or refer to  DIAGNOSTIC TROUBLE CODE CHART [10/2022 - 11/2023] 

    Result: 

    A 

    See step  2

  2. CHECK DTC OUTPUT (MOTOR GENERATOR) 
    1. Check for DTCs.

      Powertrain > Motor Generator > Trouble Codes 

      Result

      Result Proceed to
      P3147-79 only is output, or DTCs except the ones in the table below are also output. A
      DTCs of motor generator control system in the table below are output. B
      Malfunction Content System Relevant DTC
      Sensor and actuator circuit malfunction Motor generator control system P0A3F-16 Drive Motor "A" Position Sensor Circuit Voltage Below Threshold
      P0C50-13 Drive Motor "A" Position Sensor Circuit "A" Circuit Open
      P0C50-16 Drive Motor "A" Position Sensor Circuit "A" Circuit Voltage Below Threshold
      P0C50-17 Drive Motor "A" Position Sensor Circuit "A" Circuit Voltage Above Threshold
      P0C5A-13 Drive Motor "A" Position Sensor Circuit "B" Circuit Open
      P0C5A-16 Drive Motor "A" Position Sensor Circuit "B" Circuit Voltage Below Threshold
      P0C5A-17 Drive Motor "A" Position Sensor Circuit "B" Circuit Voltage Above Threshold
      P0A3F-21 Drive Motor "A" Position Sensor Signal Amplitude < Minimum
      P0A3F-22 Drive Motor "A" Position Sensor Signal Amplitude > Maximum
      Microcomputer malfunction Motor generator control system P1CB0-38 Drive Motor "A" Position Sensor REF Signal Frequency Incorrect
      P1C62-1F Generator Control Module Offset Power Circuit Intermittent
      P1CAD-49 Drive Motor "A" Position Sensor Internal Electronic Failure
      Power source circuit malfunction Motor generator control system P06B0-1C Generator Control Module Position Sensor REF Power Source Circuit Voltage Out of Range
    2. Turn the ignition switch off.

    Result: 

    B 

    GO TO DTC CHART (MOTOR GENERATOR CONTROL SYSTEM). Refer to  DIAGNOSTIC TROUBLE CODE CHART [12/2019 - 10/2021]  , or refer to  DIAGNOSTIC TROUBLE CODE CHART [10/2021 - 11/2023] 

    Result: 

    A 

    See step  3

  3. CHECK CRANKSHAFT PULLEY REVOLUTION (P POSITION) 

    Refer to PROCEDURE - Step 1

    Result

    Proceed to
    OK
    NG

    Result: 

    NG 

    See step  8

    Result: 

    OK 

    See step  4

  4. CLEAR DTC 

    Refer to PROCEDURE - Step 2

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    See step  5

  5. CHECK ENGINE RACING 

    Refer to PROCEDURE - Step 3

    Result

    Proceed to
    OK
    NG

    Result: 

    NG 

    REPLACE HYBRID VEHICLE TRANSAXLE ASSEMBLY. Refer to  REMOVAL [12/2019 - 10/2022]  , or refer to  REMOVAL [10/2022 - 11/2023] 

    Result: 

    OK 

    See step  6

  6. CHECK CREEP MOVEMENT 

    Refer to PROCEDURE - Step 4

    Result

    Proceed to
    OK
    NG

    Result: 

    NG 

    REPLACE HYBRID VEHICLE TRANSAXLE ASSEMBLY. Refer to  REMOVAL [12/2019 - 10/2022]  , or refer to  REMOVAL [10/2022 - 11/2023] 

    Result: 

    OK 

    See step  7

  7. INSPECT HYBRID VEHICLE TRANSAXLE ASSEMBLY 
    1. Check that the hybrid transaxle fluid level is not extremely low.

      Refer to ON-VEHICLE INSPECTION [12/2019 - 11/2023]

    2. Drain the hybrid transaxle fluid.

      Refer to REPLACEMENT [12/2019 - ]

    3. Check that the hybrid transaxle fluid is not contaminated by foreign matter.

      OK

      - The hybrid transaxle fluid level is not extremely low.

      - No foreign matter in the hybrid transaxle fluid. Result:

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE TRANSMISSION INPUT DAMPER ASSEMBLY. Refer to  REMOVAL [12/2019 - 10/2022]  , or refer to  REMOVAL [10/2022 - 11/2023] 

    Result: 

    NG 

    REPLACE HYBRID VEHICLE TRANSAXLE ASSEMBLY AND TRANSMISSION INPUT DAMPER ASSEMBLY 

  8. CHECK CRANKSHAFT PULLEY REVOLUTION (N POSITION) 

    Refer to PROCEDURE - Step 6

    Result

    Proceed to
    OK
    NG

    Result: 

    OK 

    REPLACE HYBRID VEHICLE TRANSAXLE ASSEMBLY. Refer to  REMOVAL [12/2019 - 10/2022]  , or refer to  REMOVAL [10/2022 - 11/2023] 

    Result: 

    NG 

    REPAIR OR REPLACE ENGINE 

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