Other telltale signs were sooty exhaust and decreased mileage. Then you can go on diagnosing the problem. You don't need to hook up a voltmeter if your vehicle has a check engine light in the dash. It will flash code 12 three times, then it will begin flashing each trouble code, three times starting with the lowest trouble code first, and continuing with each trouble code in memory, increasing numerically. I have a 1986 Honda Accord lxi, The pgm-fi light is coming on periodically.
For the full instructions check out the following steps. The vehicle in the video was a 1992 f150. With the engine off, remove the spark plug wire you wish to test from the spark plug. After you are done getting the codes to clear them simply remove the possitive battery cable and then turn the the headlights on and off this will make sure there is no residual power and reconnect the cable. The light will begin to flash.
Before 1996 however, cars reported their errors from the computer themselves via a flashing code from the check engine light. So for a code 32 it would be 3 blinks short pause and 2 blinks and longer pause. I did read off the screen that my O2 sensor was sending erratic signals, and that I was supposed to check and see if there was a fluid leak that might have caused interference with the contacts. Then you can go on diagnosing the problem. I was skeptical at first, however I got a good solid read. Some shops will scan your codes for free. The yellow wire and the red and green wire should have power to them.
This relay is brown and on the left side of the engine bay. Re-install the protective cap found on the diagnostic connection port. I think I have a burnt valve amongst so many other things. This article applies to the Ford F-150 2004-2014 and F-250. The specific error or failing part could be one of many different things that the computer senses for. The ones for Honda are included below. We use the latest in specialized Ford technology, and our service team consistently undergoes regular training to ensure that they are up-to-date on every piece and part of your Ford.
You are currently viewing our boards as a guest which gives you limited access to view discussions and access other forum features. I hope this helps everyone, and have a great day. I have to try and get that other relay off to try it, its stuck to the mount. Bring the truck to a dealership for a diagnosis. It says it's an oil pressure gauge, it looks like an oil pressure gauge, but in reality it is not.
Holding the spark plug wire with your pliers, touch the threaded portion of the spark plug to the grounding point. Regards, Tony Jun 04, 2011 Your right! The coil in an analog meter can, and will blow a number of circuits inside automotive computers. One of the guys there told me something simular to do, however, it did not work. When it came on a second time I took it back to the dealership who assured me the car is fine and it was just a fuel starvation issue. Finally, some of the copper pads to which the new caps were being soldered were also very close to fine-pitched copper traces. I found this site on how to scan the car.
Next, watch for a single quick flash. It will be 3 flashes for a 6 cylinder and 4 flashes for an 8 cylinder. I checked the code from under the driver seat, and it is a 17. The one in my car was a small blue plug that was bundled together with another factory plug beneath my glove box on the passenger's side of the car. You should see it start to light up in a series of flashes. Now with that done turn the key on engine off and count the blinks.
Chrysler vehicles prior to 1996 are the easiest of all vehicles to pull diagnostic codes from. It was a pain to replace the caps! That's two clicks for Honda users. First you will need a test light and a paper clip. I looked under the car and notice that the connector was covered with dirt and grime. Also make sure there is no kinks in the line. Now when you get the codes get back to me with them and I will look them up for you if needed. It still runs fine most of the time.
Once the work is completed, the mechanic will reset your check engine light. I want to point out some diagnostic problems that can arise from this circuit. Check all the fusible links coming off the power side of the solenoid and replace as needed. Step 5 - Check codes The easiest way to find out what the diagnostic codes mean is to search for them online. My engine light hasn't come on ever sinceand that was a few days ago.