OE Quality
60-Day Returns

Standard Ignition CP3470 Vapor Canister
Vapor Canister for Toyota Sienna EVAP Repair
Standard Ignition CP3470 is a vapor canister for the evaporative emission control system on select Toyota Sienna models. It is built with a black finish, an integrated filter element, and OE-style electrical and hose connections for service on the EVAP system.
Compatible With 2011-2016 Toyota Sienna, N/A. This Standard Ignition CP3470 vapor canister is a direct-fit emission control component for Toyota Sienna EVAP service, including applications noted as vapor canister vent valve compatible with leak detection pump.
Key Features
- Standard Ignition CP3470 vapor canister for evaporative emission control service
- Black housing with integrated filter element
- Female connector with male pin terminals
- 3 hose connectors and 3 ports for EVAP routing
- 5/16 in. hose size
- Length: 19.2 in.
- OE-style fitment for select Toyota Sienna applications
Detailed Description
The CP3470 vapor canister stores fuel vapors from the EVAP system and routes them for proper purge control, helping the vehicle maintain emissions-system operation. Standard Ignition CP3470 is listed for 2011-2016 Toyota Sienna models and is specified with one electrical connector, four and three male pin terminals, and three hose connections for the evaporative system layout. If you are searching for a Toyota Sienna vapor canister, Toyota Sienna EVAP canister, or Standard Ignition CP3470 replacement, this part matches the documented application.
This part cross-references 2-70329 and CP1605 for the same application.
What It Helps Address
- EVAP leak codes related to vapor storage or routing
- Fuel vapor containment issues in the evaporative system
- Faulty canister housing or restricted vapor flow
- Emission inspection failures tied to EVAP faults
- Service needs on 2011-2016 Toyota Sienna vapor canister applications
Installation Notes and Tips
Verify connector style, hose size, port count, and mounting location before installation. Confirm the vehicle is a 2011-2016 Toyota Sienna and check the EVAP plumbing against the original part to ensure the leak detection pump and vent-valve-related configuration matches the replacement. Transfer only the components required by the vehicle service procedure.
Quality Assurance
Standard Ignition is a recognized aftermarket brand for electrical and emission-system service parts. CP3470 is built to OE-style specifications for the listed Toyota Sienna fitment and EVAP system configuration.
| Brand | Standard Ignition |
|---|---|
| Part Number | CP3470 |
| Color/Finish | Black |
| Connector Gender | Female |
| Filter Element Included | Yes |
| Hose Size - Inches | 5/16 " |
| Length - Inches | 19.2 |
| Terminal Gender | Male |
| Terminal Type | Pin |
This part fits 6 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2016 | Toyota | Sienna | N/A | Vapor Canister Vent Valve compatible with Leak Detection Pump. |
| 2015 | Toyota | Sienna | N/A | Vapor Canister Vent Valve compatible with Leak Detection Pump. |
| 2014 | Toyota | Sienna | N/A | Vapor Canister Vent Valve compatible with Leak Detection Pump. |
| 2013 | Toyota | Sienna | N/A | Vapor Canister Vent Valve compatible with Leak Detection Pump. |
| 2012 | Toyota | Sienna | N/A | Vapor Canister Vent Valve compatible with Leak Detection Pump. |
| 2011 | Toyota | Sienna | N/A | Vapor Canister Vent Valve compatible with Leak Detection Pump. |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.