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

INSTALLATION

PROCEDURE

1. INSTALL CHARCOAL CANISTER LEAK DETECTION PUMP SUB-ASSEMBLY

HINT:

Only perform this procedure when replacement of the charcoal canister leak detection pump sub-assembly is necessary.

(a) Engage the 2 claws to install a new charcoal canister leak detection pump sub-assembly to the charcoal canister sub-assembly. NOTICE: Do not allow foreign matter such as grease, oil or water to adhere to the O-rings. Ensure that the claws are engaged properly.

(b) Install the charcoal canister cap.

(c) Install the No. 2 charcoal canister sub-assembly with the 3 nuts.

Torque:

5.4 N·m {55 kgf·cm, 48 in·lbf}

(d) Push in the fuel tank vent hose sub-assembly onto the charcoal canister sub-assembly and push in the retainer to engage the lock claws.

*a	Retainer
	Push in

2. INSTALL CANISTER (CHARCOAL CANISTER ASSEMBLY)

(a) Engage the clip and install the canister (charcoal canister assembly) to the vehicle body with the bolt and 3 nuts.

Torque:

5.5 N·m {56 kgf·cm, 49 in·lbf}

(b) Connect the charcoal canister leak detection pump sub-assembly connector and engage the clamp.

(c) Connect the purge line hose to the fuel tube and slide the clip to secure it.

(d) Push in the air line tube to the pipe (charcoal canister leak detection pump sub-assembly) until the air line tube makes a "click" sound.

(e) Push the vent line hose onto the canister (charcoal canister assembly) and push in the retainer to engage the lock claws.

*a	Retainer
	Push in

3. INSTALL CHARCOAL CANISTER PROTECTOR

(a) Install the charcoal canister protector with the 4 bolts and 3 nuts.

Torque:

5.5 N·m {56 kgf·cm, 49 in·lbf}

4. INSTALL TAIL EXHAUST PIPE ASSEMBLY (w/o Rear No. 2 Seat)

(a) Install 2 new exhaust pipe gaskets to the center exhaust pipe assembly (TWC: Rear Catalyst) and tail exhaust pipe assembly.

(b) Connect the tail exhaust pipe assembly to the 2 exhaust pipe supports.

(c) Install the tail exhaust pipe assembly to the center exhaust pipe assembly (TWC: Rear Catalyst) and No. 2 tail exhaust pipe assembly with the 4 bolts.

Torque:

55 N·m {561 kgf·cm, 41 ft·lbf}

5. INSTALL TAIL EXHAUST PIPE ASSEMBLY (w/ Rear No. 2 Seat)

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6. INSPECT FOR EXHAUST GAS LEAK

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