I will keep searching and use that part no you gave to to cross reference. Im going to start for the easy part and change any fuel filters, but I think the guy that sold it to me already have done it , so I dont know what this idle problem can be. The idle air control valve will be adjacent to the throttle intake. It will loosen the bolts that retain your steering and suspension very well. It is under the intake manifold.
And the power will be where it should be. If you see a thin sliver of light, it's open. Posted on Mar 17, 2014 Thank you for writing back with the update. Maybe you do have it spot on. Without the special Nissan tool, the only way to change these shims is by removing the cam shaft. But if it makes no difference, then no harm done. I mean not to affend you.
It has four 10mm bolts. Then loosen the tensioner and take off the belt. Pay attention to low idle or stalling. When I dropped my oil pan my engine had almost no gink inside or in the pan, which surprised me because of the high milleage. Access to the alternator is very tight.
These valves can stick open, therefore letting air in when the throttle is open, giving the engine too much air. Look for a difference in idle speed. AnswerI removed my entire guage cluster and never saw a cable, it was all electronic. Connect an Ohm meter to the two and measure the resistance between them. These clips need to be remover to undo the sensor plug. I have to talked to three or four 240sx owners and all seem to have idle problems, and each has their own theory as to what it is.
Essentially, your engine isn't idling at high enough according to your computer's programming parameters. As soon as the engine is warm, the thermostat opens allowing cold coolant outside the engine to mix with warm coolant. The two options to fix this are to have a dealer adjust the valve or simply have it replaced. Replace the bolts and screws and secure them tight. With the engine off, look around the crank pulley the big one with 2 or 3 belts at the bottom towards the upper left of the pulley there is a pin sticking out of the engines front cover, clean it, we will use this to time the motor. Step 5: Take the gasket out.
Unbolt the starter support bracket using the ratchet and socket. Attach it with the two bolts. Also, before you start, be prepared to line up your … bolts in butter tubs, or place them back into the threads that you withdrew them from, this prevents and confusion upon reassembly. Check to see if your idle control valve is functioning properly before attempting to replace it. That is all I have for now but write back soon. I will change the fuel filter probably tomorrow and clean the throttle body and let you know how it goes.
You may have to squeeze on it to get it to loosen. Step 2: Remove intake hose. Shut the car off and disconnect the Idle Control Motor. I had a similar problem on my Alfa when there was a leak in the pipe between the air-filter and the manifold. Iacv taken apart: Once it is taken apart, clean it all good and put it all back together. Without the special Nissan tool, the only … way to change these shims is by removing the cam shaft.
It is controlled by the computer and idle speed is determined by engine temperature. If anyone cares to chime in some suggestions they would be greatly appreciated. If the valve, linkage, or cam is sticking then the engine will not be able to idle correctly. From what I have learned, the upper intake man … ifold needs to be removed in order to inspect, clean, or replace. The idle screw is fail safe setting in case the ecu cannot set the idle. Depending, like I said, on whether it is the same as my 200sx, you should see your tie rods.
I read the correct rpm with torque app and my idle is perfect around 750, but the problem is always when I start it, it tries to turn off unless I hit the gas pedal. The lowest bolt may require the Universal joint. John Thomas Capo Responce: Most 240sx's eventually have a problem idling. What the hell can it be? I guess I'm curious to hear if you played with the distributor? I just replaced the head gasket on my car, and I can't figure out the vacuum diagram. The sensor plugs into the engine harness right ubove the intake piping; its a… Remove the plug,and 2 other wires from the back of the alternator. Aside from high idle issues, low idle and even sporadic stalling can both be attributed to a bad idle control valve. Put on the distributor cap and screw it into place.