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Home >> Toyota >> 2018 >> Prius One >> Repair and Diagnosis >> External Pages >> Different car >> Section 147 (Hybrid Battery Control System (Service Information) (1 Of 2)) >> HV BATTERY THERMISTOR (for NICKEL METAL HYDRIDE BATTERY) >> Installation [04/2018 - 08/2020] >> Procedure

Installation [04/2018 - 08/2020]: Procedure

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  1. INSTALL HYBRID BATTERY THERMISTOR 
    WARNING:

    Be sure to wear insulated gloves and protective goggles.

    1. Engage the 3 claws of the hybrid battery thermistor (sensor portions) to install the hybrid battery thermistor to the HV battery.
      GTY774269Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a 1st Module from the HV Battery Junction Block Assembly Side
      (Wire harness color: Blue)
      *b 14th Module from the HV Battery Junction Block Assembly Side
      (Wire harness color: White)
      *c 34th Module from the HV Battery Junction Block Assembly Side
      (Wire harness color: Red)

      HINT: 

      Install each hybrid battery thermistor (sensor portion) to the appropriate location shown in the illustration.

    2. Engage the 4 clamps in the locations shown in the illustration.
      GTY742356Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a 4th Module from the HV Battery Junction Block Assembly Side
      *b 10th Module from the HV Battery Junction Block Assembly Side
      *c 18th Module from the HV Battery Junction Block Assembly Side
      *d 28th Module from the HV Battery Junction Block Assembly Side
    3. Connect the battery voltage sensor connector.
    4. Engage the clamp.
    5. Engage the 2 claws to install the No. 1 hybrid battery packing to the HV battery.
      GTY768657Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 No. 1 Hybrid Battery Packing
      *a Tape
      *b Hybrid Battery Thermistor Wire Harness
      NOTE:

      Align each piece of tape on the wire harness of the hybrid battery thermistor with the edge of the No. 1 hybrid battery packing as shown in the illustration and then engage the 2 claws to install the No. 1 hybrid battery packing to the HV battery.

    6. Engage the clamp.
  2. INSTALL NO. 1 HV BATTERY INTAKE DUCT LH 
    WARNING:

    Be sure to wear insulated gloves and protective goggles.

    1. Install the No. 1 HV battery intake duct LH to the HV battery with the clip.
    2. Engage the claw of hybrid battery thermistor (sensor portion) to connect the hybrid battery thermistor to the No. 1 HV battery intake duct LH.
  3. INSTALL NO. 2 HYBRID BATTERY SHIELD SUB-ASSEMBLY 
    WARNING:

    Be sure to wear insulated gloves and protective goggles.

    1. Pull back the rear No. 1 HV battery shield and install the No. 2 hybrid battery shield sub-assembly to the HV battery.

      HINT: 

      Pull back the rear No. 1 HV battery shield until there is sufficient clearance for the stud bolt of the No. 2 hybrid battery shield sub-assembly.

    2. Install the 5 nuts.

      Torque: 7.5 N*m (76 kgf*cm, 66 in.*lbf) 

  4. INSTALL HV BATTERY JUNCTION BLOCK ASSEMBLY 

    See step  1

  5. INSTALL UPPER HV BATTERY COVER SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 3

  6. INSTALL HV BATTERY 

    Refer to INSTALLATION [04/2018 - 08/2020]

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