Hi my name is Victor I have a 07 Pontiac Grand Prix V6 I am getting a code low sufficiency threshold have changed wires plugs coils and it runs fine and when I put it under a load start start to run rough so what clean the injectors again it runs fine until I put under load what is the problem, I replaced both coils 8 spark plugs and wires still running bad checked my ekg valve it works motor still shakes and body as well could it be a faulty fuel injector I need help. As mentioned above, the ECM controls the engine timing, and air/fuel ratio. Condensation can build up and be trapped in the intercooler on certain F-150 models with the 3.5L EcoBoost V6. Ignition coils should last approximately twice as long. Naturally, that engine receives some upgrades over the standard 3.5 EcoBoost to accommodate the increased power. This detects failures over a period of 200 revolutions. I changed my plugs and gapped them to the .028 and replaced the boots about a month ago. Cylinder 4 misfires. | Page 2 | Ford Mustang Ecoboost Forum Getting good spark. For the F150 I asked a Ford dealer in Minnesota to diagnose it. 2.7 EcoBoost stumble on highway acceleration - F150 Forum Ford, on the other hand, took it a step further by offering a 647hp variant of the legendary Ford GT. (Heres How To Fix it), 7 Best Spark Plugs Review & Buyers Guide, Car Losing Power When Accelerating? If I do, Ill update this page. Regards Truck ran pretty good even picked up about 1.5 mpg, then the last couple of weeks it has become a tired dog. Older cars use a distributor to distribute the spark to all the spark plugs, which are powered by an ignition coil. Parts cannon loaded and ready -- Customers paying -- Fire at will !! Most likely, you will be unaware of a gradual loss of power over a period of several years. i have hyundai accent 2012 model ,manual gear.my car RPM fluctuates even after i changed my coils ( 3 coils are good and one coil current was leaking so i changed only that coil),plug ,air filter etc.kindly suggest what is the remedy for this problem. Additionally, they address a few reliability concerns, making the Ford 3.5 twin turbo engine from the second generation even more reliable.
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