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2.3L quad 4 is located under the exhaust manifold passenger side. To replace you have to remove the exhaust manifold.
No you do not.
Where is the leak coming from. Most likely you will need to replace the exhaust manifold gasket which will require removing the exhaust manifold.
unbolt the head pipe then the manifold.
To replace it remove the battery terminal so you will not have power. Loosen the bolts (use liquid wrench or wd40 for this will be rusty) exhaust pipe from the exhaust manifold (driver side) and then you need to loosen the exhaust pipe from the exhaust manifold to the part where it connect exhaust pipe from the other side of the exhaust manifold (passenger side) and then you need to loosen the electrical wire from the starter and then loosen the bolts that connect the starter now you can wiggle the starter to pull it out you need to try to figure out how to get it through the loosen exhaust pipe ( but it should come out)
what is the cost of repair of Toyota 4runner exhaust manifold
No. which manifold gasket are you wanting to replace? Intake or exhaust?
If you do replace it correctly, it will work as designed.
If the exhaust manifold gasket is leaking the only fix is to replace it with a new one.
The 2002 Ford escape exhaust manifold will cost approximately $550 to replace. The manifold will cost $300. The labor cost will consist of approximately 4 hours of labor.
You have to remove the exhaust pipe from exhaust manifold on starter side. Now you have access. Get exhaust pipe to exhaust manifold gasket first, you will probably need to replace it after taking them apart.
its screwed into the exhaust manifold,undo wire and unscrew at manifold.