Last Modified: 07-31-2024 6.11:8.1.0 Doc ID: RM100000001GCPW
Model Year Start: 2020 Model: Corolla Prod Date Range: [01/2019 - 09/2022]
Title: HYBRID / BATTERY CONTROL: HV BATTERY THERMISTOR (for NICKEL METAL HYDRIDE BATTERY): INSTALLATION; 2020 - 2022 MY Corolla Corolla HV [01/2019 - 09/2022]

INSTALLATION

PROCEDURE

1. INSTALL HYBRID BATTERY THERMISTOR

CAUTION:

Be sure to wear insulated gloves and protective goggles.

(a) Engage the 3 claws of the hybrid battery thermistor (sensor portions) to install the hybrid battery thermistor to the HV battery.

HINT:

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

*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

28th Module from the HV Battery Junction Block Assembly Side

(Wire harness color: Red)

(b) Engage the 4 clamps in the locations shown in the illustration.

*a

4th Module from the HV Battery Junction Block Assembly Side

*b

10th Module from the HV Battery Junction Block Assembly Side

*c

16th Module from the HV Battery Junction Block Assembly Side

*d

24th Module from the HV Battery Junction Block Assembly Side

(c) Connect the battery voltage sensor connector.

(d) Engage the clamp.

(e) Engage the 2 claws to install the No. 1 hybrid battery packing to the HV battery.

NOTICE:

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.

*1

No. 1 Hybrid Battery Packing

*a

Tape

*b

Hybrid Battery Thermistor Wire Harness

(f) Engage the clamp.

2. INSTALL NO. 1 HYBRID BATTERY INTAKE DUCT

CAUTION:

Be sure to wear insulated gloves and protective goggles.

(a) Engage the claw to install the No. 1 hybrid battery intake duct to the HV battery.

(b) Engage the claw of hybrid battery thermistor (sensor portion) to connect the hybrid battery thermistor to the No. 1 hybrid battery intake duct.

3. INSTALL NO. 1 HYBRID BATTERY SHIELD SUB-ASSEMBLY

CAUTION:

Wear insulated gloves.

(a) Pull back the No. 2 hybrid battery shield sub-assembly to install the No. 1 hybrid battery shield sub-assembly to the HV battery.

HINT:

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

(b) Install the 4 nuts.

Torque:

7.5 N·m {76 kgf·cm, 66 in·lbf}

4. INSTALL HV BATTERY JUNCTION BLOCK ASSEMBLY

Click here 2020 - 2022 MY Corolla Corolla HV [01/2019 - 09/2022]; HYBRID / BATTERY CONTROL: HV RELAY ASSEMBLY (for NICKEL METAL HYDRIDE BATTERY): INSTALLATION