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Home >> Lexus >> 2024 >> TX 350 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 71 (Plug-In Charge Control System - Diagnostic Codes (3 Of 3) & Symptom Tests) >> PLUG-IN CHARGE CONTROL SYSTEM (for PHEV Model) >> Open in AC Line [12/2023 - ] >> Procedure

Open in AC Line [12/2023 - ]: Procedure

WARNING: This page is about a different car, the 2024 Lexus TX 550h+. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK CHARGING CABLE (ELECTRIC VEHICLE CHARGER CABLE ASSEMBLY) (CONNECTION CONDITION) 
    1. Visual inspection

      HINT: 

      • When performing a visual inspection, compare the charging cable (electric vehicle charger cable assembly) with a known good one.
      • If the power source plug is damaged, replace the charging cable (electric vehicle charger cable assembly).
      • Due to the characteristics of the charging cable (electric vehicle charger cable assembly), it may become stiff or twisted. This is not a malfunction.
      • If the charging cable (electric vehicle charger cable assembly) is would tightly or repeatedly folded for storage, twists may form more easily and can lead to an open-circuit.
      • Confirm that there is no sign of changes to the charging cable (electric vehicle charger cable assembly) (cable or plug construction, deformation of connector or CCID thread, etc.)
      • If the charging cable (electric vehicle charger cable assembly) has been dropped or run over, a malfunction may occur.
      1. Check if any foreign matter is attached to the connecting part of the charging cable (electric vehicle charger cable assembly).
        GTY697963Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *1 Charging Cable (Electric Vehicle Charger Cable Assembly)
        (Charging Connector Side)

        HINT: 

        If there is foreign matter in the charging connector which prevents it from being securely connected, charging will not be performed.

    2. Check the latch release button (PISW)
      1. Check that the latch release button (PISW) can be pressed with no abnormal resistance.
        GTY714429Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Latch Release Button (PISW)
    3. Check connection
      1. Check that the charging cable (electric vehicle charger cable assembly) and AC charger inlet cable (charging inlet side) can be connected smoothly.

        OK

        The charging cable (electric vehicle charger cable assembly) and AC charger inlet cable (charging inlet side) connect smoothly.

        HINT: 

        If the result is not as specified, perform the following checks.

      2. Check that the terminals of the charging cable (electric vehicle charger cable assembly) (charging connector side) are not bent or deformed.
        GTY710284Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *1 Charging Cable (Electric Vehicle Charger Cable Assembly)
        (Charging Connector Side)
        *a Terminal

        OK

        The terminals are not bent or deformed.

        HINT: 

        If the result is not as specified, replace the charging cable (electric vehicle charger cable assembly).

      3. Check that the terminals of the AC charger inlet cable (charging inlet side) are not bent or deformed.
        GTY1145347Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *1 AC Charger Inlet Cable
        (Charging Inlet Side)

        OK

        The terminals are not bent or deformed.

        HINT: 

        If the result is not as specified, replace the AC charger inlet cable (charging inlet side).

        Result

        Proceed to
        OK
        NG

    Result: 

    NG 

    REPLACE MALFUNCTIONING PARTS 

    Result: 

    OK 

    See step  2

  2. CHECK AC CHARGER INLET CABLE (CHARGING INLET - FLOOR WIRE CONNECTOR) 
    WARNING:

    Be sure to wear insulated gloves.

    1. Check that the service plug grip is not installed.
      NOTE:

      After removing the service plug grip, do not turn the ignition switch to ON (READY), unless instructed by the service information because this may cause a malfunction.

    2. Disconnect the no1 AC charger inlet cable connector.
    3. Measure the resistance according to the value(s) in the table below.
      GTY1231250Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a AC Charger Inlet Cable
      (Charging Inlet)
      *b AC Charger Inlet Cable
      (to Floor Wire)

      Standard Resistance

      Tester Connection Condition Specified Condition
      n1-1 (ACIH) - no1-1 (ACIH) Ignition switch off Below 1 Ω
      n1-2 (ACIC) - no1-2 (ACIC) Ignition switch off Below 1 Ω

      Result

      Proceed to
      OK
      NG
    4. Reconnect the AC charger inlet cable connector.

    Result: 

    NG 

    REPLACE AC CHARGER INLET CABLE. Refer to  REMOVAL [12/2023 - ] 

    Result: 

    OK 

    See step  3

  3. CHECK FLOOR WIRE (ELECTRIC VEHICLE CHARGER ASSEMBLY - AC CHARGER INLET CABLE) 
    WARNING:

    Be sure to wear insulated gloves.

    1. Check that the service plug grip is not installed.
      NOTE:

      After removing the service plug grip, do not turn the ignition switch to ON (READY), unless instructed by the service information because this may cause a malfunction.

    2. Disconnect the o1 electric vehicle charger assembly connector.
    3. Disconnect the no1 AC charger inlet cable connector.
    4. Measure the resistance according to the value(s) in the table below.
      GTY1231090Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to Electric Vehicle Charger Assembly)
      *b Front view of wire harness connector
      (to AC Charger Inlet Cable)

      Standard Resistance

      Tester Connection Condition Specified Condition
      o1-1(ACIH) - no1-1(ACIH) Ignition switch off Below 1 Ω
      o1-2(ACIC) - no1-2(ACIC) Ignition switch off Below 1 Ω

      Result

      Proceed to
      OK
      NG
    5. Reconnect the AC charger inlet cable connector.
    6. Reconnect the electric vehicle charger assembly connector.

    Result: 

    OK 

    REPLACE ELECTRIC VEHICLE CHARGER ASSEMBLY. Refer to  REMOVAL [12/2023 - ] 

    Result: 

    NG 

    REPLACE FLOOR WIRE