HomeEmission Control > Evaporative SystemDorman 994-026 Vapor Canister Purge Valve
Part #: 994-026

Dorman 994-026 Vapor Canister Purge Valve

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11 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Lexus, GS300 and IS300
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OE-Style Vapor Canister Purge Valve

Dorman 994-026 is a direct replacement vapor canister purge valve for the evaporative emissions system. It is engineered for a precise fit and plug-and-play installation, with the correct electrical connector and mounting layout for the listed Lexus applications.

Compatible With 2000-2005 Lexus GS300 and 2001-2005 Lexus IS300, this purge valve helps restore proper EVAP system operation when the original valve is no longer sealing or responding correctly. The Dorman 994-026 design follows the original equipment configuration for straightforward replacement service.

Key Features

  • Direct replacement vapor canister purge valve for EVAP system service
  • OE-style fitment for Lexus GS300 and Lexus IS300 applications
  • Elliptical female connector with 2 blade terminals
  • Metal and plastic housing construction
  • Includes one mounting screw for the listed installation points
  • Two-port design with no vacuum ports
  • Part number 994-026 for catalog and service reference

Detailed Description

This purge valve is built to match the original equipment form and connection style, helping maintain proper evaporative emissions control. The housing uses a metal and plastic construction, with a single elliptical connector, 2 terminals, and the specified port and inlet dimensions for the application. Dorman 994-026 is intended for vehicles that require a direct-fit replacement purge valve to keep the EVAP system operating as designed.

This part cross-references Standard Ignition CP766 and CP855 for the same application. For buyers searching for a vapor canister purge valve for 2000-2005 Lexus GS300 or 2001-2005 Lexus IS300, Dorman 994-026 provides the correct replacement format without modification.

What It Helps Address

  • EVAP system fault codes related to purge valve performance
  • Rough idle or drivability issues caused by purge control problems
  • Fuel vapor management concerns from a sticking or leaking valve
  • Emissions test failures tied to evaporative system malfunction
  • Hard starting after refueling when purge operation is not correct

Installation Notes

Verify connector shape, terminal count, port dimensions, and mounting hole location against the original valve before installation. This direct replacement is designed for plug-and-play service on the listed Lexus GS300 and Lexus IS300 fitments. Confirm the EVAP hose routing and electrical connection are secure after installation, then clear diagnostic trouble codes if required by the repair procedure.

Quality Assurance

Dorman manufactures this purge valve as an OE-style replacement for evaporative emissions service and to meet applicable government requirements for the system.

BrandDorman
Part Number994-026
Connector GenderFemale
Connector Hose Inside Diameter13.92
Connector Quantity1
Connector ShapeElliptical
Housing MaterialMetal
Housing MaterialPlastic
Inlet Inside Diameter4.35 mm
Length63.34 mm
Mount Hole Diameter7.5 mm
Mounting Hardware IncludedYes
Package Contents1 Purge Valve; 1 Mount Screw
Port 1 Outside Diameter8.02 mm
Port 2 Outside Diameter8.06 mm
Terminal GenderMale
Terminal Quantity2
Terminal TypeBlade
Thread Diameter8 mm
Vacuum Port Quantity0

This part fits 11 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2005LexusGS3003.0LL6N/A
2005LexusIS3003.0LL6N/A
2004LexusGS3003.0LL6N/A
2004LexusIS3003.0LL6N/A
2003LexusGS3003.0LL6N/A
2003LexusIS3003.0LL6N/A
2002LexusGS3003.0LL6N/A
2002LexusIS3003.0LL6N/A
2001LexusGS3003.0LL6N/A
2001LexusIS3003.0LL6N/A
2000LexusGS3003.0LL6N/A

* 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:

2M14929091012243CP766CP855

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.