Removal [11/2021 - ]: Procedure

WARNING: This page is about a different car, the 2025 Lexus NX 350h, 2024 Lexus NX 350h, 2023 Lexus NX 350h, and 2022 Lexus NX 350h. However, it is still accessible from the selected car via links, so may be relevant.

PRECAUTION

NOTE:

After the ignition switch is turned off, there may be a waiting time before disconnecting the negative (-) auxiliary battery terminal.

Refer to BEFORE DISCONNECTING BATTERY [11/2021 - ]

Refer to PRECAUTION [11/2021 - ]

REMOVE SERVICE PLUG GRIP
See step 5
REMOVE NO. 2 INVERTER PROTECTOR
Refer to PROCEDURE - Step 8
DISCONNECT ENGINE ROOM MAIN WIRE

See step 4
REMOVE CONNECTOR COVER ASSEMBLY

Refer to PROCEDURE - Step 10
CHECK TERMINAL VOLTAGE

Refer to PROCEDURE - Step 11
INSTALL CONNECTOR COVER ASSEMBLY

Refer to PROCEDURE - Step 8
CONNECT ENGINE ROOM MAIN WIRE

See step 31
INSTALL NO. 2 INVERTER PROTECTOR
Refer to PROCEDURE - Step 18

REMOVE REAR SEAT CUSHION ASSEMBLY

for Manual Seat:
Refer to PROCEDURE - Step 8
for Power Seat:
Refer to PROCEDURE - Step 11

REMOVE REAR SEAT CUSHION LOCK HOOK
Refer to PROCEDURE - Step 9
REMOVE REAR DOOR SCUFF PLATE LH
Refer to PROCEDURE - Step 21
REMOVE NO. 3 BATTERY SERVICE COVER BOARD
Refer to PROCEDURE - Step 23
REMOVE REAR DOOR SCUFF PLATE RH
1. Use the same procedure as for the LH side.
REMOVE NO. 2 BATTERY SERVICE COVER BOARD
1. Use the same procedure as for the No. 3 battery service cover board.
REMOVE BATTERY SERVICE COVER BOARD
See step 7
REMOVE REAR SEAT CUSHION LEG SUB-ASSEMBLY
See step 8
REMOVE NO. 1 HV BATTERY COVER PANEL RH

Refer to PROCEDURE - Step 12
DISCONNECT FLOOR UNDER WIRE

Refer to PROCEDURE - Step 13
DISCONNECT FLOOR WIRE

Refer to PROCEDURE - Step 19

REMOVE HV BATTERY JUNCTION BLOCK ASSEMBLY

WARNING:

Be sure to wear insulated gloves and protective goggles.

NOTE:

Insulate the disconnected high-voltage connector with insulating tape.
If the HV battery junction block assembly has been struck or dropped, replace it with a new one.