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Can you tell me about the IWE check valve in the 2011 Ford F-150?

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2 answers

★ Top Answer
Tamara J.

The 2011 Ford F-150 IWE check valve is a key part of the vacuum system that activates or deactivates the front wheel hubs. If this valve malfunctions, the truck may struggle to maintain proper vacuum levels, causing the front wheel hubs to attempt to engage unexpectedly. The check valve is responsible for locking and unlocking the hubs for 2WD mode, while a solenoid releases the vacuum to lock them in 4WD mode. Signs of a faulty valve include a noticeable grinding noise from the wheels in 2WD mode or difficulty engaging 4WD. Replacing the IWE check valve typically costs around $20 to $30 for the valve itself and an additional $15 to $30 for the vacuum hose.

More answers

  • Domingo C

    The iwe is a vacuum system that controls when the front wheel hubs are engaged or disengaged. If the check valve malfunctions, it can't maintain the vacuum, causing the front wheel hubs to try to engage on their own.

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