2002 ford focus thermostat housing

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Ford Focus Petrol Leaking Thermostat Housing

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This guide is about replacing a leaky thermostat housing on my Ford Focus ZX3 with a L engine, so it should apply to the various models using that.

Repairing the thermostat housing on a Ford Focus. Even before my girlfriend and I met, she'd been dealing with a constant coolant leak in.

FACT! Throughout its history, the logo of the company has changed 8 times, but the name Ford has never disappeared from the emblem.

Buy a Ford Focus Thermostat Housing at discount prices. Choose top quality brands Dorman, Four Seasons, Gates, Genuine, Motorad, Motorcraft, Original.

You won't be able to take it out yet we still have one more hose to release. A flathead screwdriver may help release them as well. You may use these HTML tags and attributes: Of course you also have the option of ordering the parts from your local dealer, though they may charge a bit more.

Replace the Thermostat Housing on a Ford Focus

This guide is about replacing a leaky thermostat housing on my Ford Focus ZX3 with a 2. I just happened to get a kit that includes the thermostat and outlet component at the same time.

From my own experience and others I've read its quite common for the plastic thermostat housing to crack or break. Please note I'm not a repair technician or a "car guy" at all. I'm just a guy on a budget who is driving my Focus till the wheels fall off, at which time I will write a guide on that.

Remove battery terminal connectors by loosening the bolts using a 10mm wrench or driver. Remove upper bolt with 13mm or 14mm Socket This bolt may vary. You may need to gently twist the other end of the intake to slip it out of the air filter chamber. If the intake does not come out easily see how to remove the Air Filter Chamber in the next step, so you can pull the air intake hose out.

Remove 4 screw holding on the lid of the Air Filter Chamber or 3 screws in my case. Push up on snaps to release the Air Filter Chamber. Now you can easily remove the air intake hose. If you suspect you still have coolant or water in your system you should place a drain pan beneath the Thermostat Housing to catch any coolant or water.

You may also find a drain kit at your local auto parts store. There are four hoses attached to the Thermostat Housing. Two front hoses Red and Blue , a top hose Green and a rear house not pictured. In the next few step we'll remove the three highlighted here. The forth hose rear will be removed once the Thermostat housing is loose from the engine block.

The hose clamp holding the hose may be difficult to release. If you have a clamp release tool this would be a good time to use it. Otherwise you can use pliers to remove it. A flathead screwdriver may help release them as well. There are three bolts to remove to release the Thermostat Housing. Use a 10mm wrench to remove the top forward bolt closest to you.

To Remove the top back bolt and bottom bolt you can use a 10mm deep socket driver. Remove Thermostat Housing from Engine Block. You won't be able to take it out yet we still have one more hose to release.

Remove the final hose at the rear of the the thermostat housing. Again these clips are pretty tough to remove so don't worry its normal. Position the new Thermostat Housing next to the engine block. Attach the rear hose we removed. You'll want to do this before you reattach the Thermostat Housing back to the engine block. The rear hose is pretty impossible to get to if the Thermostat Housing is installed. Hand tighten each bolt. Be sure to tighten evenly. Tighten the bolts the rest of the way with the 10mm deep socket for the back bolt and the bottom bolt.

You will need to use the 10mm wrench to tighten front bolt as it is too close to the metal line to fit the socket wrench. Just reverse the removal steps. That wasn't so hard.

Replacing Thermostat Housing in 02 Ford Explorer V6 4.0L (upper and lower housing)