What is the process for diagnosing and replacing Canister Purge Valve and Vapor Canister in the EVAP system?

The Evaporative Emissions Control (EVAP) system serves to absorb fuel vapors and release them into the intake manifold during engine operation. It comprises the fuel tank filler neck cap, EVAP canister, vapor pressure sensor, canister closed valve, pressure switching valve, and purge valve. The EVAP canister's contents are purged when the pressure inside the sealed fuel tank increases due to fuel evaporation, and the canister stores vapors until the PCM initiates purging through the purge valve, allowing vapors into the intake manifold. The vapor pressure sensor on the fuel tank monitors pressure, signaling the PCM to open the pressure switching valve for purging. A purge valve regulates vapor flow, while the canister closed valve vents atmospheric air during purging and closes for testing. The EVAP system undergoes a diagnostic monitor to check for leaks, involving purging, pressure change monitoring, and venting checks. Replacements involve disconnecting the negative battery terminal, removing engine covers if applicable, disconnecting connectors, vacuum hoses, mounting screws or bolts, and then installing replacements following the reverse process. The EVAP canister's location varies, with different components serviced depending on the model year.

Genuine Lexus RX330 Vapor Canister

Fuel Vapor Canister

Select Vehicle by Model
Select Vehicle by VIN

Select Vehicle by Model

Make

Model

Year

Select Vehicle by VIN

For the most accurate results, select vehicle by your VIN (Vehicle Identification Number).

4 Vapor Canisters found

View related parts
Lexus RX330 Fuel Vapor Canister
Part Number: 77740-0E020
$292.43 MSRP: $405.36
You Save: $112.93 (28%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Canister Assy, Charcoal; Vapor Canister
- Replaces: 77740-48121
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2006 Lexus RX330 | STD | 6 Cyl 3.5L | 2GRFE; 2GRFE; GSU30L-AWAGKA, 2GRFE; GSU30L-CWAGKA, GSU35L-AWAGKA, GSU35L-CWAGKA
View related parts
Lexus RX330 Charcoal Canister Assembly
Part Number: 77740-48100
$371.15 MSRP: $514.46
You Save: $143.31 (28%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Canister Assy, Charcoal; Vapor Canister
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2004-2006 Lexus RX330 | STD | 6 Cyl 3.3L | 3MZFE; 3MZFE; MCU33L-AWAGKA, MCU38L-AWAGKA
View related parts
Lexus RX330 Fuel Vapor Canister
Part Number: 77740-0E010
$390.11 MSRP: $540.73
You Save: $150.62 (28%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Canister Assy, Charcoal; Vapor Canister
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2004-2006 Lexus RX330 | STD | 6 Cyl 3.3L | 3MZFE; 3MZFE; MCU33L-CWAGKA, MCU38L-CWAGKA
View related parts
Lexus RX330 Charcoal Canister Assembly
Part Number: 77740-48121
$297.30 MSRP: $405.36
You Save: $108.06 (27%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Canister Assy, Charcoal
- Replaced by: 77740-0E020
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2006 Lexus RX330 | STD | 6 Cyl 3.5L | 2GRFE; 2GRFE; GSU30L-AWAGKA, GSU35L-AWAGKA

Lexus RX330 Vapor Canister

The Vapor Canister in the Lexus RX330 is part of the evaporative emissions control (EVAP) system intended to minimize hydrocarbon emissions to the atmosphere out of the vehicle. It operates by holding vaporised fuel from the fuel tank which is then injected into the engine compartment as and when required and combusts with air. This process is moderated by a purge valve where by there is regulation of the flow of the vapors. It is possible that over the years various modifications to the Vapor Canister may have been fitted to various RX330 models including a replaceable filter to aid with Maintenance. Contemporary varieties are built with a diagnostically enhanced set including a canister vent solenoid, and a fuel tank pressure sensor to assess leakages within the system. Some of these developments facilitate the assessment and control of emissions, which in turn assists in improving the environmental characteristic of the vehicle.

Should you need to purchase new auto parts for your vehicle, we strongly suggest you consider the genuine Lexus RX330 Vapor Canister available on LexusPartsNow.com. Our OEM Lexus RX330 Vapor Canister come with the reassurance of the manufacturer's warranty, a hassle-free return policy, and speedy delivery service, all at affordable prices online. Feel free to shop with confidence!

Lexus RX330 Vapor Canister Parts Questions & Experts Answers

Fuel Vapor Canister
77740-0E010
Q: What is the process for diagnosing and replacing Canister Purge Valve and Vapor Canister in the EVAP system?
A: The Evaporative Emissions Control (EVAP) system serves to absorb fuel vapors and release them into the intake manifold during engine operation. It comprises the fuel tank filler neck cap, EVAP canister, vapor pressure sensor, canister closed valve, pressure switching valve, and purge valve. The EVAP canister's contents are purged when the pressure inside the sealed fuel tank increases due to fuel evaporation, and the canister stores vapors until the PCM initiates purging through the purge valve, allowing vapors into the intake manifold. The vapor pressure sensor on the fuel tank monitors pressure, signaling the PCM to open the pressure switching valve for purging. A purge valve regulates vapor flow, while the canister closed valve vents atmospheric air during purging and closes for testing. The EVAP system undergoes a diagnostic monitor to check for leaks, involving purging, pressure change monitoring, and venting checks. Replacements involve disconnecting the negative battery terminal, removing engine covers if applicable, disconnecting connectors, vacuum hoses, mounting screws or bolts, and then installing replacements following the reverse process. The EVAP canister's location varies, with different components serviced depending on the model year.