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Autotecnica NI0622649 HVAC Heater Control Valve
| Brand | Autotecnica NI0622649 |
|---|---|
| Inlet Port Outside Diameter | 26.02 |
| Outlet Port Inside Diameter | 18.77 |
| Inlet Port Inside Diameter | 19.05 |
| Hose Connector Quantity | 0 |
| Mounting Hardware Included | No |
| Connector Shape | Rectangular |
| Gasket Or Seal Included | No |
| Terminal Quantity | 2 |
| Connector Gender | Female |
| Terminal Gender | Male |
| Outlet Port Outside Diameter | 26.14 |
| Port Quantity | 2 |
| Material | Ppa-gf33 |
| Number of Ports | 2 |
| Operation Type | Control valve |
| Fits | INFINITI and Nissan · 15 vehicles |
OE-style replacement. Matches the original HVAC control valve function for straightforward service.
Two-port design. Supports controlled coolant flow through the heater circuit.
ISO/TS 16949 quality. Built under strict quality management specifications with warranty coverage.
Cross-references Autotecnica NI0622649, Beck/Arnley 202-0002 and Dorman - OE Solutions 902-052 for the same application. See all 10.
HVAC Heater Control Valve Overview
Autotecnica heater control valve NI0622649 is a replacement HVAC temperature control component for select Nissan and INFINITI applications. It is built with a rectangular connector, two terminals, and a two-port layout to match the original system design.
Fits 2007-2015 Nissan Armada, N/A. Fits 2006 Nissan Armada, N/A, production date range from 06/2006. Fits 2007-2010 INFINITI QX56, N/A. Fits 2006 INFINITI QX56, N/A, production date range from 08/2006.
Key Features
- Autotecnica part number NI0622649 for direct catalog matching.
- Two-port control valve design for HVAC coolant flow regulation.
- Rectangular female connector with male terminals for electrical connection.
- PPA-GF33 construction for a molded replacement component.
- No mounting hardware or gasket/seal included.
Detailed Description
This HVAC heater control valve is intended for vehicles that use a two-port, electrically actuated coolant control valve in the heater circuit. The inlet and outlet port dimensions are specified to support proper hose and system interface, while the rectangular connector and two-terminal layout help maintain the original electrical configuration. Autotecnica NI0622649 is a practical replacement choice for Nissan Armada and INFINITI QX56 applications where the original valve has failed or is no longer regulating heater flow correctly. This part cross-references Dorman - OE Solutions (e.g., 902-052) for the same application.
Common Replacement Issues
- Inconsistent cabin heat output.
- Coolant flow not switching correctly through the heater circuit.
- Leaking or cracked heater control valve housing.
- Electrical connector or terminal mismatch on the replacement valve.
Installation Notes and Tips
Verify port dimensions, connector shape, and terminal layout before installation. Confirm the vehicle production date for 2006 applications, since fitment begins at specific build dates. Inspect hose condition and sealing surfaces during replacement, and transfer only the components required by the vehicle design.
Quality Assurance
Autotecnica manufactures aftermarket parts under ISO/TS 16949 quality management specifications and backs this part with a two-year, unlimited mileage warranty.
| Year | Make | Model | Notes |
|---|---|---|---|
| 2015 | Nissan | Armada | — |
| 2014 | Nissan | Armada | — |
| 2013 | Nissan | Armada | — |
| 2012 | Nissan | Armada | — |
| 2011 | Nissan | Armada | — |
| 2010 | INFINITI | QX56 | — |
| 2010 | Nissan | Armada | — |
| 2009 | INFINITI | QX56 | — |
| 2009 | Nissan | Armada | — |
| 2008 | INFINITI | QX56 | — |
| 2008 | Nissan | Armada | — |
| 2007 | INFINITI | QX56 | — |
| 2007 | Nissan | Armada | — |
| 2006 | INFINITI | QX56 | Production Date Range: From 08/2006 |
| 2006 | Nissan | Armada | Production Date Range: From 06/2006 |
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