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How-to » Engine » Emission Control » How to Replace an Idle Control Valve
 Note: This is a general guide for all vehicles.

How to Replace an Idle Control Valve

PARTS
  • Idle Control Valve
TOOLS
  • Scan Tool
STEPS
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Easy
Safety Tip:
Always wear safety glasses when working on your vehicle. Wear other personal protective equipment (PPE) when necessary, for example latex gloves or closed toe shoes.

1
Refer to your vehicle's owner's manual for the specific location of your OBDI or OBDII connection.
2
Turn your key to the ON position so that the scanner can receive the code(s).
3
Plug your scan tool into the OBD connection, turn on the scan tool and select the appropriate steps to read the code.
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4
Refer to a vehicle specific repair guide for resistance specifications for your engines idle control valve. If the resistance is out of specifications, the TPS must be replaced.
5
Locate the idle control valve.
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6
Disconnect the idle control valve from its mounting point and wiring harness.
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7
Install a new idle control valve along with a new gasket. Clean the mounting surfaces of the old gasket prior to installation.
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8
Erase any codes on the scan tool through the delete or erase command.
9
Road test your vehicle to see if the light returns.
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