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Home >> Lexus >> 2020 >> RX 450h Base >> Repair and Diagnosis >> Electrical >> Charging Systems >> Battery / Charging System (Service Information) >> AUXILIARY BATTERY (w/ Rear No. 2 Seat) >> Installation [03/2018 - ] >> Procedure

Installation [03/2018 - ]: Procedure

  1. INSTALL AUXILIARY BATTERY 
    1. w/ Battery Insulator:
      1. Install the battery insulator to the auxiliary battery.
    2. Install the auxiliary battery.
    3. Connect the battery hose to the auxiliary battery.

      HINT: 

      Push the battery hose onto the auxiliary battery until a click sound is heard.

    4. Install the battery clamp sub-assembly with the 2 nuts.

      Torque: 5.4 N*m (55 kgf*cm, 48 in.*lbf) 

    5. Connect the cable to the positive (+) auxiliary battery terminal and tighten the nut.

      Torque: 5.4 N*m (55 kgf*cm, 48 in.*lbf) 

    6. Close the battery terminal cap.
  2. CONNECT CABLE TO NEGATIVE AUXILIARY BATTERY TERMINAL 
    1. Connect the cable to the negative (-) auxiliary battery terminal and tighten the nut.

      Torque: 5.4 N*m (55 kgf*cm, 48 in.*lbf) 

      NOTE:

      When disconnecting the cable, some systems need to be initialized after the cable is reconnected.

      Refer to INITIALIZATION [03/2018 - 08/2019] , or refer to INITIALIZATION [08/2019 - ]

  3. INSTALL REAR DECK TRIM COVER 
    1. Engage the 7 claws and install the rear deck trim cover.
  4. INSTALL DECK SIDE TRIM BOX LH 
    1. Engage the 4 guides, 2 clips and 2 claws to install the deck side trim box LH.
  5. INSTALL REAR NO. 4 FLOOR BOARD 

    Refer to PROCEDURE - Step 60 [03/2018 - ]