Overall the car seems to run fine, drove to vegas 2x, used cruise control off and on, get about 30mpg on freeway. I have visually inspected the vacuum tubing for cracks but have not discovered anything unless there are recommendations to find hairline cracks. Begin by removing the two 10mm bolts that run through the top of the intake manifold cover. The runner valve with the chamber must slide out towards passenger side out of the intake manifold. Of course when you are conducting this test, you will need to use a. I can ran sluggish like I had lost all power or had a major vacuum leak. Lift up on the intake manifold cover, and make sure to take care around the intake piping.
The information contained on this site is presented for informational purposes only. Therefore, you must remove the entire manifold assembly. Look up the other , please use the search box. . I will update once I get the solenoid in place. I am also certain that the valve holds vacuum, as I can hear the diaphragm rebounding when I attach the vacuum pump. Is the vacuum hose okay? If you have a power signal, move onto the ground signal.
My best guess is that it is likely a vacuum leak or electrical issue. All you have to replace is the runner valve which spans the entire width of the manifold once installed. Hello there, thanks for using 2CarPros. Make sure to check this link before you continue to testing the valve wiring to your engine computer. It came as an assembly with the sensor attached to the runner value and chamber.
Try Seafoam through the brake booster line. The car runs rough at both high and low rpm Has anyone had this problem before and found a fix? As well, I also checked the voltage from the black and yellow wire on the imrc solenoid valve 2 pin connector to ground and it showed 11. I have attached the information below from the diagnostic if it may help to understand if the issue is a result of air flow. I cannot find on the web which ecm pins I should be looking at. Thanks, Justin Hi Ken, I applied vacuum to the bypass solenoid valve and it held vacuum. I hope this helps others who are having this problem. Is it a complete replacement of the intake manifold or a fix of the part.
Is there vacuum with the engine at idle? You don't have to replace the entire intake manifold assembly but the entire unit has to be removed. If you have any doubt as to repairs on your vehicle, please contact your technician. Hi, Great news, I have fixed my p1078 code. If I knew which pins in the computer to test then I would know what to look for. But since the engine mount despite the engine light.
I ensured that the tiny metal square inside the manifold lined up with the channel on the end of the spool valve. Therefore, you must remove the entire manifold assembly. These hold the cover in place. Begin testing the vacuum hose by removing the hose and checking for cracks or any signs of damage. I got this code, since last Dec 2009, and was unaware that my car might of been under warranty emission 7yrs , unfortunately was not fixed or looked at until Jan. I will let you know how I do. Start by carefully unplugging the three pin harness.
If you look at the diagram, it has the chamber attached to the long part runner valve. When replacing it, you have to remove the entire intake manifold so watch out for the coolant bypass hose plug it before hand. When replacing it, you have to remove the entire intake manifold so watch out for the coolant bypass hose plug it before hand. If you are not sure on how to use this device, check out our. Remove these bolts and set them to the side carefully. So you were verifying that is the correct part I'm after? The list of automotive Makes at the right edge of the screen. I have read all the forums and replaced both the rotary valve assembly and the solenoid as well.
I am sure he miss-typed Should read P1077. I fixed it last year and it seemed to fix the problem. He checked everything diagnostic testing with the trouble code stated by the Acura books alldata , and found only a bent vacuum hoses, so they replaced it, reset light and voila, that seem to work, but it was only temp. Often times this wire gets hot and can become brittle. After using a diagnostic, I have discovered that it has stored the diagnostic code P1078. Chances are you broke the signal wire as shown above.
The car is running rough as hell and I'm afraid this issue is going to cause some other issues. This allows for a low throttle and high throttle operation that increases intake velocity and low speed engine responsiveness. I am beginning to think the valve was positioned incorrectly however, as I did not have a vacuum pump to rotate it to the correct position and rotated it by hand instead. It is all one piece chamber and runners. The runner valve with the chamber must slide out towards passenger side out of the intake manifold. If your are for a different car, select that vehicle series before searching for the diagnostic codes because not all used by one manufacture are used by the other makes.