What is the responsibility of the Evaporative Emissions Control (EVAP) system,Canister Purge Valve,Fuel Tank Vent Valve and Vapor Canister and how to replace on Subaru Legacy?

When the engine is on, the Evaporative Emissions Control (EVAP) system's job includes taking in fuel vapors and then letting them go into the intake manifold. Some of its components are fuel tank filler neck cap, fuel cut valve, EVAP canister, drain filter, drain valve, fuel tank pressure sensor, pressure control solenoid valve, shut-off valve, vent valve and purge control solenoid valve. This system works by controlling the fuel tank pressure and retaining vapors in the charcoal canister until they are absorbed by the engine during purging. The EVAP system contains a number of valves that prevent fuel from getting into it when refueling is done. A relief valve within the cap of the filler neck equalizes pressure inside the tank during loading operations. Replacing component parts involves disconnecting battery negative terminal; unplugging electrical connectors; indicating and disconnecting EVAP hoses; removing mounting bolts or nuts before reinstalling items backward. That specific guidance is provided for each model or year.

Genuine Subaru Legacy Fuel Tank Vent Valve

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11 Fuel Tank Vent Valves found

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Subaru Legacy Vent Valve
Part Number: 42084FA161
$50.39 MSRP: $69.98
You Save: $19.59 (28%)
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Product Specifications
- Other Name: Valve-Vent
- Replaces: 42084AC080, 42084FA160
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1998-1999 Subaru Legacy | Brighton, GT, L, Out Back, Post, SUS | 2.2L H4 (New EVAPO), 2.2L H4 Series, 2.5L H4
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Subaru Legacy Vent Valve
Part Number: 42084FA120
$66.16 MSRP: $91.88
You Save: $25.72 (28%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Valve-Ventilator,Canister
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1998-2004 Subaru Legacy | Baja, Baja-B, Baja-S, Base, Brighton, Cold Weather, Flat6, Flat6 L.L.Bean, GT, L, Limited, Out Back, Post, SUS, SUS Flat6, SUS Limited | 2.2L H4 (New EVAPO), 2.2L H4 Series, 2.5L H4, 2.5L H4 Turbo, 3.0L H6
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Subaru Legacy Vent Valve
Part Number: 42084AC080
$50.39 MSRP: $69.98
You Save: $19.59 (28%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Valve-Vent
- Replaced by: 42084FA161
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1998 Subaru Legacy | Brighton, L, Post | 2.2L H4 (New EVAPO)
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Subaru Legacy Valve-Vent
Part Number: 42084AE180
$82.66 MSRP: $114.80
You Save: $32.14 (28%)
Ships in 1-3 Business Days
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Product Specifications
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2004 Subaru Legacy | Baja, Baja-B, Baja-S, Base, Cold Weather, Flat6, Flat6 L.L.Bean, Flat6-S, GT, L, Limited, L-S, SUS Flat6, SUS Limited | 2.5L H4, 2.5L H4 Turbo, 3.0L H6
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Subaru Legacy Fuel Cut Off Valve
Part Number: 42084AC010
$35.54 MSRP: $49.37
You Save: $13.83 (29%)
Ships in 1 Business Day
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Product Specifications
- Other Name: Valve-Fuel Cut; Cut-Off Valve, Valve
- Replaces: 42060AC000
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1995-1999 Subaru Legacy | Brighton, GT, L, LS, LS-I, Out Back, Post, SUS | 2.2L H4, 2.2L H4 (New EVAPO), 2.2L H4 Series, 2.5L H4
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Subaru Legacy Valve-Vent
Part Number: 42084AE160
Product Specifications
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2004 Subaru Legacy | Base, Cold Weather, GT, L, Limited, L-S, SUS Limited | 2.5L H4
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Subaru Legacy Valve Vent
Part Number: 42084AE060
$78.71 MSRP: $109.32
You Save: $30.61 (28%)
Product Specifications
- Other Name: Valve-Vent
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2000-2003 Subaru Legacy | Baja, Baja-S, Base, Brighton, Cold Weather, Flat6, Flat6 L.L.Bean, GT, L, Limited, SUS Flat6, SUS Limited | 2.5L H4, 3.0L H6
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Subaru Legacy CANISTER Vent Valve
Part Number: 42084FA090
$154.38 MSRP: $216.22
You Save: $61.84 (29%)
Product Specifications
- Other Name: Valve-Ventilator,Canister; Vent Valve
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1996-1998 Subaru Legacy | Brighton, GT, L, LS, Out Back, Post, SUS | 2.2L H4 (New EVAPO), 2.5L H4
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Subaru Legacy Valve Fuel Cut
Part Number: 42084AE15A
Product Specifications
- Other Name: Valve-Fuel Cut
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2004 Subaru Legacy | Base, Cold Weather, GT, L, Limited, L-S, SUS Limited | 2.5L H4
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Subaru Legacy Valve Fuel Cut
Part Number: 42084AE17A
Product Specifications
- Other Name: Valve-Fuel Cut
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2004 Subaru Legacy | Baja, Baja-B, Baja-S, Base, Cold Weather, Flat6, Flat6 L.L.Bean, Flat6-S, GT, L, Limited, L-S, SUS Flat6, SUS Limited | 2.5L H4, 2.5L H4 Turbo, 3.0L H6
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Subaru Legacy Valve Fuel Cut
Part Number: 42084AE05A
Product Specifications
- Other Name: Valve-Fuel Cut
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2000-2003 Subaru Legacy | Baja, Baja-S, Base, Brighton, Cold Weather, Flat6, Flat6 L.L.Bean, GT, L, Limited, SUS Flat6, SUS Limited | 2.5L H4, 3.0L H6

Subaru Legacy Fuel Tank Vent Valve

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Subaru Legacy Fuel Tank Vent Valve Parts Questions & Experts Answers

Vent Valve
42084FA120
Q: What is the responsibility of the Evaporative Emissions Control (EVAP) system,Canister Purge Valve,Fuel Tank Vent Valve and Vapor Canister and how to replace on Subaru Legacy?
A: When the engine is on, the Evaporative Emissions Control (EVAP) system's job includes taking in fuel vapors and then letting them go into the intake manifold. Some of its components are fuel tank filler neck cap, fuel cut valve, EVAP canister, drain filter, drain valve, fuel tank pressure sensor, pressure control solenoid valve, shut-off valve, vent valve and purge control solenoid valve. This system works by controlling the fuel tank pressure and retaining vapors in the charcoal canister until they are absorbed by the engine during purging. The EVAP system contains a number of valves that prevent fuel from getting into it when refueling is done. A relief valve within the cap of the filler neck equalizes pressure inside the tank during loading operations. Replacing component parts involves disconnecting battery negative terminal; unplugging electrical connectors; indicating and disconnecting EVAP hoses; removing mounting bolts or nuts before reinstalling items backward. That specific guidance is provided for each model or year.