E90 models utilize a single fuel injector per cylinder. Over time injectors can become restricted or fail electrically. If you have an injector giving you a problem, I suggest replacing them in sets of six. This way you maintain an even flow from all the injectors. If you are removing fuel injectors to replace the intake manifold and you plan The cost of a single fuel injector can vary considerably and can be anywhere from $100 to $1000+. Naturally it would be more expensive to replace a full set of injectors on a 8 cylinder vehicle as opposed to a 4 cylinder. The costs also vary greatly between both petrol and diesel engine variants. Injector Removal. Pop your hood and remove the engine cover (the three 10mm bolts under the round plastic covers). You should see something like the photo below. Clean the nuts on the ends of the metal fuel lines, both at the injectors and at the pump. Cleanliness is important here. Flopster843. 1384 posts · Joined 2008. #4 · Nov 5, 2012. The injectors in all 6.7L trucks are serial coded into the computer. This is to help with diagnostics and troubleshooting mostly. Several people have replaced injectors and have had no trouble at all without recoding them. John. 08 6.7 QC SB 4x4 "hand-shaker" edition, SMARTY powered. Remove the fuel cap. Start the truck so it dies. Keep cranking to run the system out of fuel. step 2 :Disconnecting the Battery. 1:52. Disconnect the negative battery terminal with a 10mm wrench. step 3 :Removing the Air Intake. 2:00. Release the clips and open the air filter housing box. Injector swap on this megane to find a faulty injector swapped 3 to 4 etc and put a new one in cylinder 3, back in august i did this one, also a couple of we mdEHR. The injectors are located external to the cylinder head on the passenger side above the exhaust manifold, so the very first thing you need to do is remove the high-pressure lines that connect the injection pump to the injectors. There will be a nut on each end of the line, and once its removed from the engine, the fuel return hose can be In this video I show you how to diagnose and repair a bad fuel injector in a Jeep Cherokee KL. In this video I also replace the spark plugs and do an ohms te The cost of a single fuel injector can vary considerably and can be anywhere from $100 to $1000+. Naturally it would be more expensive to replace a full set of injectors on a 8 cylinder vehicle as opposed to a 4 cylinder. The costs also vary greatly between both petrol and diesel engine variants. Step 1: Choose the product that best suits your car. Step 2: Calculate the appropriate amount of fuel injector cleaning to use in your car. Step 3: Fill the tank with the necessary quantity of fuel injector cleaner. Step 4: Fuel the car up to the recommended level. Removal: Remove the injector cover and remove the high-pressure fuel lines. Disconnect the tube assemblies for the fuel filter base for the fuel inlet and outlet. Remove the fuel hoses from the injector and remove the set screw and holding clamp. Remove the injectors from the cylinder head. Remove and discard the O-ring seal and seat washer

how to change diesel fuel injectors