Fuel Injection Idle Air Control Valve

Part Number 933-6003 (162146645)

UPC: 724620298486

Package contents: 1 Each per Box

Select vehicle for guaranteed fit

Unavailable

Description

Walker Products Fuel Injection Idle Air Control (IAC) Valves are OE Replacement components that regulate the amount of air bypassing the throttle plate to maintain stable engine idle under varying conditions. Controlled by the engine control unit (ECU), the IAC valve adjusts airflow during engine warm-up, load changes (like A/C or power steering use), and deceleration to ensure consistent idle speed and prevent stalling. Each Walker IAC Valve is engineered to match OE specifications for pintle shape, stepper motor response, voltage range, and airflow control curves. Constructed with high-temperature-resistant materials and sealed against fuel vapors and moisture, these valves are built to withstand the harsh environment of the engine bay. Designed for an exact OE fit, they install directly into the original throttle body or intake housing and connect seamlessly with the factory wiring harness. Symptoms of a failing IAC valve may include erratic idle speed, stalling, hard starting, or illuminated check engine lights. Whether addressing drivability issues or performing a routine fuel injection system service, Walker IAC Valves provide precise idle control, improved cold-start performance, and restored engine stability across a wide range of domestic and import applications.

Fitment

This part fits the following vehicles.

Harley-Davidson

2002-2005 FLHRCI Road King Classic
2003-2005 FLHRI Road King
2002-2005 FLHR Road King
2004-2005 FLHRSI Road King Custom
2004-2005 FLHRS Road King Custom
2002-2005 FLHTCI Electra Glide Classic
2002-2005 FLHTCUI Electra Glide Ultra Classic
2003-2005 FLHTI Electra Glide Standard
2003-2005 FLSTCI Heritage Softail Classic
2003-2005 FLSTFI Fat Boy
2005 FLSTNI Softail Deluxe
2005 FLSTSCI Softail Springer Classic
2001-2003 FLSTSI Heritage Springer
2003-2005 FLTRI Road Glide
2002-2005 FLTR Road Glide
2005 FXDCI Super Glide Custom
2004-2005 FXDI Dyna Super Glide
2004-2005 FXDL Dyna Low Rider
2004-2005 FXDWGI Dyna Wide Glide
2004-2005 FXDXI Dyna Super Glide Sport
2001-2005 FXSTBI Night Train
2001-2005 FXSTDI Softail Deuce
2001-2005 FXSTI Softail Standard
2001-2005 FXSTSI Springer Softail
2002-2006 VRSCA V-Rod
2007-2010 VRSCAW V-Rod
2004-2005 VRSCB V-Rod
2006-2008 VRSCD Night Rod
2012 VRSCDX ANN V-Rod Anniversary Edition
2007-2015 VRSCDX Night Rod Special
2009-2015 VRSCF V-Rod Muscle
2006-2007 VRSCR Street Rod
2007 VRSCX Screamin Eagle V-Rod
2007-2016 XL1200C Sportster 1200 Custom
2007-2011 XL1200L Sportster 1200 Low
2007-2012 XL1200N Sportster 1200 Nightster
2007-2008 XL1200R Sportster 1200 Roadster
2014-2016 XL1200T SuperLow 1200T
2012-2016 XL1200V Seventy-Two
2010-2016 XL1200X Forty-Eight
2007 XL50 50th Anniversary Sportster
2007-2009 XL883C Sportster 883 Custom
2007-2010 XL883L Sportster 883 Low
2011-2016 XL883L SuperLow
2009-2016 XL883N Iron 883
2007 XL883R Sportster 883 Roadster
2007-2008 XL883 Sportster

Features & benefits

Controls Idle Airflow: Regulates bypass air around the throttle plate for stable idle and smooth engine operation during warm-up and load changes.
OE Replacement Calibration: Matches factory specifications for pintle movement, voltage response, and idle airflow control logic.
Built for Long-Term Reliability: Designed with precision components and sealed housings to withstand heat, vibration, and fuel vapor exposure.
Exact OE Fit: Installs directly into the throttle body using factory connectors and mounting points—no wiring or modifications required.
Restores Idle Stability: Eliminates rough idle, stalling, and hard starting caused by faulty or sticking IAC valves.

Specifications

Connector Shape	Oblong
Country Of Origin	CN
Gasket Or Seal Included	Yes
Grade Type	Standard Replacement
Housing Color	Black
Housing Material	Plastic
Mounting Hole Quantity	2
Port Quantity	1
Street Legal	Yes
Terminal Gender	Male
Terminal Quantity	4
Terminal Type	Spade
Voltage	12

Warranty

1 Year

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