Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Installation

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 34th 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 18th Module from the HV Battery Junction Block Assembly Side *d 28th 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 HV BATTERY INTAKE DUCT LH

CAUTION:

Be sure to wear insulated gloves and protective goggles.

(a) Install the No. 1 HV battery intake duct LH to the HV battery with the clip.

(b) 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

CAUTION:

Be sure to wear insulated gloves and protective goggles.

(a) 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.

(b) Install the 5 nuts.

Torque:

7.5 N·m {76 kgf·cm, 66 in·lbf}

4. INSTALL HV BATTERY JUNCTION BLOCK ASSEMBLY

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5. INSTALL UPPER HV BATTERY COVER SUB-ASSEMBLY

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6. INSTALL HV BATTERY

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