Lexus RX (RX 350L, RX450h) 2016-2022 Repair Manual: Back-up Battery

Components

COMPONENTS

ILLUSTRATION

*1

BACK-UP BATTERY

*2

TRANSCEIVER COVER

Removal

REMOVAL

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during back-up battery removal/installation are shown below.

Necessary Procedure After Parts Removed/Installed/Replaced

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function when Necessary Procedure not Performed

Link

BUB (Back-up battery)

Perform backup battery replacement reset

Safety connect system

PROCEDURE

1. REMOVE DCM (TELEMATICS TRANSCEIVER) WITH BRACKET

Click here

2. REMOVE BACK-UP BATTERY

(a) Disengage the claw and 2 guides as shown in the illustration to remove the transceiver cover.

Remove in this Direction (1)

Remove in this Direction (2)

(b) Disconnect the connector.

Remove in this Direction (1)

Remove in this Direction (2)

(c) Disengage the 4 guides and remove the back-up battery as shown in the illustration.

Installation

INSTALLATION

PROCEDURE

1. INSTALL BACK-UP BATTERY

(a) Move the back-up battery in the direction indicated by the arrow (1) shown in the illustration to temporarily install it.

Install in this Direction (1)

Install in this Direction (2)

(b) Push the back-up battery in the direction indicated by the arrow (2) shown in the illustration to engage the 4 guides and install the back-up battery.

(c) Connect the connector.

NOTICE:

Make sure that the connector is connected securely.

(d) Engage the 2 guides and claw to install the transceiver cover as shown in the illustration.

Install in this Direction (1)

Install in this Direction (2)

NOTICE:

Make sure that the transceiver cover is securely installed.

2. INSTALL DCM (TELEMATICS TRANSCEIVER) WITH BRACKET

Click here

3. PERFORM INITIALIZATION

Click here

    Cellular Communication
    ...

    Dcm(telematics Transceiver)
    ...

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