Full Answer
What is an IWE solenoid?
What is IWE solenoid Ford F150? The IWE Solenoid/Valve Assembly (part# 7L1Z-9H465-B), which controls the flow of vacuum when you change drives. When the engine is turned off or 4WD is engaged (either by floor shifter of dial selector) vacuum is released by the IWE solenoid to the actuators at the wheels.
Where is the Ford F150 solenoid located?
Mar 16, 2022 · The IWE system is made up of four basic parts: 1). The IWE Solenoid/Valve Assembly (part# 7L1Z-9H465-B), which controls the flow of vacuum when you change drives. The hub actuators connect the axle shaft to the wheel hub automatically when 4WD is selected. More accurately, they disconnect the axle and hub when the 4WD system is not engaged, …
What is an IWE on a Ford 150?
Jun 11, 2020 · What is the IWE solenoid Ford f150? The IWE system is made up of four basic parts: 1). The IWE Solenoid/Valve Assembly (part# 7L1Z-9H465-B), which controls the flow of vacuum when you change drives. Click to see full answer. …
What is Ford integrated wheel end (IWE)?
Jan 28, 2018 · The IWE system is made up of four basic parts: 1). The IWE Solenoid/Valve Assembly (part# 7L1Z-9H465-B), which controls the flow of vacuum when you change drives. 2). The IWE actuators (I used Dorman's kit for this guide, OEM part# is 7L1Z3C247A, I believe). 3). The IWE Vacuum Line (part# BL3Z-7A785-A). 4).
What is an IWE on a Ford F150?
For the uninitiated, Ford's Integrated Wheel End (IWE) system is what locks and unlocks the front hubs when you change back and forth from 2WD and 4WD.
How do you test an IWE solenoid?
5:537:19Ford IWE Solenoid Troubleshooting and Testing - YouTubeYouTubeStart of suggested clipEnd of suggested clipCheck vacuum out the lines down to your vacuum hubs if you don't have the same vacuum. If the vacuumMoreCheck vacuum out the lines down to your vacuum hubs if you don't have the same vacuum. If the vacuum is less you need to start checking over the lines.
What does the 4x4 vacuum solenoid do?
The vacuum enters the IWE (Integrated Wheel End) system and disengages the actuator, which disengages the 4WD mode. Vice versa, when in the 4WD, the solenoid inside the engine shuts off and takes away the vacuum activating the actuator, which in turn engages the vehicle into the 4WD mode.Dec 27, 2021
How do I check my Ford IWE?
3:3012:42Ford Iwe Diagnostic Aid & Replacement (Complete Guide)YouTubeStart of suggested clipEnd of suggested clipGo ahead select foil drive and you're actually going to feel that there are is not going to be anyMoreGo ahead select foil drive and you're actually going to feel that there are is not going to be any more vacuum being supplied to the iwe. If you do have vacuum. On this line in four wheel.
How does IWE work?
When the engine is started and running, vacuum is exerted on the entire system, unlocking the IWE actuators. When the engine is turned off or 4WD is engaged (either by floor shifter of dial selector) vacuum is released by the IWE solenoid to the actuators at the wheels.Mar 29, 2009
How much does it cost to replace a hub actuator?
Labor costs are estimated between $96 and $121 while parts are priced between $380 and $409. This range does not include taxes and fees, and does not factor in your specific model year or unique location.
How do you test a 4x4 vacuum solenoid?
0:003:53Quick F150 IWE 4x4 Actuator System Check from solenoid down to HubsYouTubeStart of suggested clipEnd of suggested clipFrom the solenoid. Down basically i grab the tire here and i move it with no vacuum on the systemMoreFrom the solenoid. Down basically i grab the tire here and i move it with no vacuum on the system and you see how the cv axle is actually moving with the tire.
How do I know if my 4x4 is engaged?
Get in an open area and drive the truck around in a tight circle. With the 4x4 on, you will be able to hear the front wheels "fighting" you when you cut the wheels. It will be like a clunking sound. If you do not hear this while in 4wheeldrive, it isn't working.Aug 23, 2008
Why is 4WD not engaging?
The flashing light on the dash indicates the 4WD system has not engaged properly and that you have a technical fault somewhere. This could be in the form of any of the following: An electrical fault such as a corroded wire or faulty 4WD dial/switch, A component failure such as a faulty transfer case module or actuator.
How do Ford vacuum locking hubs work?
For this design, the vacuum is placed on the system unlocking the hubs while the truck runs in 2-wheel drive mode. When shifting to 4-wheel drive, vacuum is released, which locks the hubs. This leaves the front axle locked for fail-safe operation.May 3, 2021
Where is the solenoid on a 2011 F150?
The solenoid on the 2011-2016 F150s is actually located on the driver's side firewall near the brake fluid reservoir. On the 2004-2008 F150s, it was located on the passenger's side. If you're having trouble finding it, trace the driver's side IWE line from the driver's side actuator up toward the firewall.
When installing an IWE, is it important to vacuum the shaft?
When installing an IWE it is extremely important to apply vacuum to the IWE when installing axle shaft in the hub. Line everything up, apply vacuum to the IWE, install the shaft in the hub bolt the IWE to the hub, get the spindle nut torqued, then you can remove vacuum.
What is vacuum pump?
A vacuum pump is a great tool to diagnose this system. You can apply vacuum to test lines and isolated components or use it as a gauge. If you apply vacuum to the IWE vacuum actuator and it does not hold, it is likely the problem. Applying vacuum to the lines allows you to wiggle them and check for leaks.
Where are IWE solenoids located?
Cables and loops often cause solenoids to break, so they are replaced as quickly as the solenoid. IWE ones are located behind the battery on the firewall.
What is IWE in Ford?
For the uninitiated, it is important to understand what IWE is. Ford’s Integrated Wheel End (IWE) system locks and unlocks the front hubs from 2WD to 4WD. 4WD drive systems are typically designed for moderate to heavy off-road use. Vehicles with this system have a low range gearbox and manual or automatic transfer gearbox.
How many pieces are in a spline wheel?
It’s actually three pieces: One piece is on the hub side and it’s a spline wheel, we’ll call it a gear. And there’s also an exact match spline wheel on the axle side. They don’t touch the piece that pulls it all together. The third piece is a ring that fits on the outside of them and can freely slide over them.
How does an actuator solenoid work?
At the other end, it is connected to the control unit by means of a loop or wiring plug. The actuator solenoid is responsible for the transmission of signals between the hydraulic and electrical systems. It connects them by means of its functions.
What is the hub on a wheel?
Thus, hub is the detail to which you screw the wheel. The wheel hub is the second part, hidden from your eyes, attached to the shaft.
What is the third piece of a car?
The third piece is a ring that fits on the outside of them and can freely slide over them. When a slide or in place halfway over the axle and the hub side, it locks them in. When you have vacuum it pulls it over onto the hub side only and they’re free and that’s how it works.
How to check if a car has all wheel drive?
Check all-wheel drive visually. First turn the rudder to some side. Then you should take a close look at the inside. If a corrugated rubber-coated part enter s the center of the wheel , this will indicate the front drive. Now take a look at the rear ax le. You should go around the vehicle and look at the bottom .
Signs of A Bad IWE Solenoid
The most obvious sign of having a bad IWR solenoid problem is having awful grinding and sounds of engine suffering.
What Are the Symptoms of a Bad IWE Solenoid?
Let me describe some common symptoms that would tell you how to detect a bad IWE solenoid.
What to Do When You Detect A Bad IWE Solenoid?
As soon as you can confirm that the IWE solenoid is not working properly, you have to replace it.
Is Replacing A Bad IWE Solenoid Typically Expensive?
Replacing a bad IWE solenoid is not expensive at all. The steps for doing it are so simple that anyone can do it.
How Often Should You Inspect IWE Solenoid?
Those solenoids are very durable and don’t go bad very often. So, there are no exact timelines for inspecting it.
Final Thoughts
I hope that knowing these bad IWE solenoid symptoms will be helpful for keeping your truck healthy and reliable at all times.
