Blocks that are decked to far fall below many stats emissions standards and will fail the test. The design problem stems from a minimum amount of threads to hold the spark plug in place. Fire dept and insurance report. Engine lost compression, damaged the ignition coil, but I was able to make it to a firestone repair garage within 10 miles. It is common on these engine to have a spark plug eject from the engine under bold operation. Speed 25 to 35 mph.
If there are drivability issues it could be as simple as a spark plug or an injector expressing itself in another manner. Whenever we remanufacture one of these engines there are a number of product improvements that are done to insure we supply the best Ford 4. The internet is filled complaints made by Ford consumers that have experienced this same type of problems on Ford engines. This means less chance for failure down the road. . We take pride in not only building the best Ford 4.
The current and failure mileages were 12,000. P0172 - System Too Rich Bank 1 Basically this means that an oxygen sensor in bank 1 detected a rich condition too little oxygen in the exhaust. Having trouble verifying if that is fact or fiction. Ford was notified and refused to take responsibility for the fire. The spark plug 7 was replaced with the heli coil and the ignition coil damage was also replaced. This provides a clean surface while still preventing the problems noted above. There was a huge bang from the engine, and the gas vapors flooded the cab.
Spark Plug Failures One of the most commonly asked about issues is the spark plug failures these suffer. The affected aluminum cylinder needs to be replaced. One of the other problems this prevents is emission te4st failures. Let us know how you resolve this issue. You want the engine running and spray on the outside but do direct the stream onto the hoses, if it is a vacuum leak, the engine idle will change speed, then you have detected a leak, repair the vacuum leak and see how it runs! Should I go ahead and replace the oxygen sensors even though they're not throwing codes? Timing innovations by the way of new timing guides and tensioners to prevent that dreaded slap leading to wear and finally failure.
The vehicle had been driven approximately 10 hours earlier. I have had to walk a new coil until I got the bad one. Many other remanufacturers will deck a block deep until it is cleaned up. Spark plug blew out of the engine as my wife parked the vehicle in our driveway; 1st of 2 occurrences; repaired with helicoiled plug. I researched on line and found out this is a known problem. I'm now told that a bulletin was issued advising not to use this repair method. I've used soapy water, the manifold cleaner you suggested, a stethoscope and my bare fingers.
Consult your service manual for it's location if you need help. There could be a vacuum leak. Many times after a recent tune up. We Don't Our Ford 4. Block Decking Another issue very commonly caused by the remanufacturers of Ford 4.
Most manufacturers cut corners here and reclaim parts but we have found this to be a problem point on the Ford 4. This provides a perfect mating surface but increases compression so far that the engine detonates and fails. The insurance investigator was unable to determine where the fire originated or locate any defective parts that may have caused the failure. This means we do not weld or helicoil any blocks if we cannot provide the block to you without a repair it is scrapped and we move onto the next one. My point is you may be getting the P code but what is the underlying issue. We remedy this on all our Ford 4. Luckily I was able to navigate to the side of the road and my family was not injured.
The engine compartment was damaged, however, the most extensive damage was on the driver side of the vehicle. These engines run a very tight compression ratio as it pertains to the ability to create detonation. Normal operation, no indication of problem 2. I've tightened all the bolts, and tightening the lose two bolts I found made no difference. Unplug vacuum hoses at egr valve,plug them and test drive. The castings are reclaimed and remanufactured but aside from that we install all new parts valves,seats, guides all new to prevent any problems. Symptoms: You will more than likely not notice any drivability problems, although there may be symptoms such as a misfire.
It's only after the engine reaches normal temp that it begins to run rough. Check for an exhaust leak before the first oxygen sensor this is unlikely to cause the problem, but it is possible Hope this helps. I find it's best to take it off and spray it with electronics cleaner or brake cleaner. The cause of this was due to the lack of Ford installing the proper amount of threads in the Ford 4. The contact stated that the vehicle caught fire while parked in his garage. In the event we have a core that needs to be decked further it is thrown out for scrap. Many other issues addressed are improvements in piston design by using graphite coated side skirts on our pistons to cut down on premature cylinder bore wear.
Give us the codes you got. Yes we do that All of our Ford 4. Our blocks are 50 state emissions legal certified. I'm not getting any misfire codes, just P0171 and P0174. I've been over the intake manifold and hoses that connect to it for leaks 4 or 5 times, I've lost count. I am unsure that you read my full post. Replaced the Coil and all issues are now resolved.