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The IAC is located on the throttle body. Simply unplug the dirty IAC and clean or replace the IAC.
It's under the throttle body. To get to it, you'll need to remove the throttle body and flip it upside down. The IAC valve is mounted by two screws to the throttle body, and it has a gasket that you will need to replace if you remove the IAC valve, so make sure you have a new gasket on hand if you intend to take off the IAC valve.
Replace engine mounted temperature sensor and IAC valve(or clean throttle body and IAC according to an automotive manual). Before trying both of these, replace PCV valve to correct any vacuum problems.
The PCV valve is located in the rear valve cover,just behind the throttle body
The PCV valve is located in the rear valve cover,just behind the throttle body
It's on the throttle body.
The PVC valve on a 2000 Maxima is located in the rear valve cover just behind the throttle body. REMOVAL # Grasp the PVC valve and pull it out of the valve cover
on the 2000 model with a 2.2l eng, i[ is located under the breather over the throttle-body and has 2 screws holding it in place on the upper part of the throttle-body on the back side,
The 2000 Mercury is right at the model change for PCV valves. Some had the valves in a hose under the throttle body. The newer style has no PCV valve at all.
On the 2.8 it's on top of the plenum at the back. disconnect the hose & unscrew the pcv valve & replace.
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take it to a garage!!