Standard Ignition CP850 Vapor Canister Purge Valve

Vapor Canister Purge Valve for Nissan and INFINITI

Standard Ignition CP850 is a vapor canister purge valve for evaporative emission control systems. It regulates fuel vapor flow from the charcoal canister into the intake stream, helping maintain proper EVAP system operation on supported Nissan and INFINITI applications.

• 3-port purge valve for evaporative emission control service
• Direct-fit replacement for select Nissan and INFINITI vehicles
• Supports controlled fuel vapor routing from the canister to the engine
• OE-style service part for emission system repair
• Part number CP850 for catalog and fitment lookup

Detailed Product Information

This Standard Ignition vapor canister purge valve is built for vehicles that use a 3-port EVAP purge design. It is used on 1995-1997 Nissan Maxima, 1995-1997 Nissan Pickup, 1996-1998 Nissan 200SX, 1996-1998 Nissan Pathfinder, 1996-1999 Nissan Sentra, 1997-1998 Nissan Quest, and 1996-1997 INFINITI I30. The CP850 is also referenced by CP939 for the same application.

For buyers searching for a 1996 Nissan Sentra vapor canister purge valve, a 1997 Nissan Pathfinder EVAP purge valve, or a 1996 INFINITI I30 emission control replacement, this part number helps narrow the correct service match. Standard Ignition CP850 cross-references Dorman - OE Solutions 994-035 for the same application.

What It Helps Address

• EVAP purge valve fault codes
• Fuel vapor flow control problems
• Rough idle related to purge system leakage
• Fuel odor concerns from purge system malfunction
• Emission inspection failures tied to purge operation

Installation Notes and Tips

Verify the vehicle’s original purge valve configuration before installation, including the 3-port layout and connector routing. Match the replacement to the exact year, make, and model listed for your application, especially when servicing Nissan Maxima, Nissan Sentra, or Nissan Pickup EVAP systems. Inspect vacuum hoses and electrical connections during replacement to confirm the repair addresses the full purge circuit.

Quality Assurance

Standard Ignition supplies emission control service parts for OE-style replacement needs. CP850 is cataloged for direct application matching on the listed Nissan and INFINITI vehicles.