Idle Air Control Valve
Shop Cost
~$200
DIY Parts
~$30
You Save
~$170
Tools needed (one-time, if you don't own them)~$75
Tools Required (3)
Socket set
Screwdriver
Throttle body cleaner
Parts & Consumables
Idle air control valveGasket
Pro Tip Clean throttle body while IAC is removed. Disconnect battery 15 min after install.
🚗 Vehicle-Specific Notes
Honda
IACV on throttle body. 2 screws. Clean with throttle body cleaner before replacing.
Toyota
On throttle body. 2 screws + coolant lines (bypass). Plug coolant lines when removing.
Ford
Older models only (EFI). Newer use electronic throttle (no IAC). 2 bolts.
Nissan
Very common failure. On throttle body. FICD (fast idle) may also need cleaning.
Chevrolet
Older models with TBI/MPI. 4 Torx screws on LS-series throttle body.
❓ Common Questions
What tools do I need for a idle air control valve?
You need 3 tools: Socket set, Screwdriver, Throttle body cleaner. Parts required: Idle air control valve, Gasket.
How much does a idle air control valve cost DIY vs shop?
A shop charges approximately $200. Doing it yourself costs about $30 in parts, saving you $170.
How hard is a idle air control valve to do yourself?
Rated Easy (2/5 difficulty). Typically takes 30-60 min. Clean throttle body while IAC is removed. Disconnect battery 15 min after install.
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