Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Installation

INSTALLATION

PROCEDURE

1. INSTALL SEMICONDUCTOR POWER INTEGRATION ECU

(a) Connect the 5 connectors.

(b) Engage the 2 claws to install the semiconductor power integration ECU as shown in the illustration.

Install in this Direction

2. INSTALL NO. 1 RELAY BLOCK COVER

(a) Engage the 2 guides and claw to install the No. 1 relay block cover as indicated by the arrows, in the order shown in the illustration.

	Install in this Direction (1)
	Install in this Direction (2)

(b) Engage the 2 guides and claw to install the No. 1 relay block cover as indicated by the arrows, in the order shown in the illustration.

	Install in this Direction (1)
	Install in this Direction (2)

3. INSTALL RESERVOIR BRACKET

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4. CONNECT BRAKE MASTER CYLINDER RESERVOIR ASSEMBLY

(a) Move the brake master cylinder reservoir assembly as shown in the illustration to engage the 2 claws.

	Bolt
	Connector
	Install in this Direction

(b) Connect the reservoir level switch connector and install the bolt.

Torque:

9.0 N·m {92 kgf·cm, 80 in·lbf}

5. CONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

NOTICE:

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

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