Let the revamping begin! Understanding Diesel Injectors Before we drill down into the repair process, it’s important to get acquainted with diesel injectors, their functionality, and importance in the diesel engine. Their role is central to the engine’s performance and longevity. The average cost for a Dodge Ram 2500 Diesel Injection Pump Replacement is between $2,803 and $4,254. Labor costs are estimated between $334 and $421 while parts are priced between $2,469 and $3,832. This range does not include taxes and fees, and does not factor in your unique location. Related repairs may also be needed. Fuel Injector Removal: 1. Disconnect the fuel pump connector. Start the engine and allow the engine to stall. Crank the engine for five seconds and turn the ignition switch to the off position. 2. Remove the air cleaner upper case, air flow meter and the air inlet boot as an assembly. 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 Spend a couple of minutes and put your truck info in your signature. Also model, mods, special equipment, 4WD, etc so people have a chance at answering your questions. That part number looks like a fuel injector connector, but I don't know if it is the correct one for your truck. Also coats metal fuel system parts and protects against corrosion. Stick a piece of low carbon steel/cast iron in pump ULSD and watch it turn into a gob of rust. Water and Rust are the real early in life killers of these injectors. Chrysler did nothing to protect the Cummins 5.9 from water. Waste of money to replace pefectly running injectors Faulty fuel injectors: If your engine has faulty Cummins injectors, they can cause a return flow or drop in fuel pressure, which alters the amount of fuel reaching the engine. Faulty injector pump problems: Pumps directly affect the fuel pressure and injectors, and a faulty pump can do a lot of expensive damage. Here are the 5 most common symptoms of faulty diesel fuel injectors. Trouble starting the vehicle or uneven idling. The engine cranks but doesn’t start unless you crank it for a long time. The engine is using different speeds of revs on idle. Misfire. Reinstall the injector harness and tighten all the nuts on the injector solenoids. Reconnect the main harness to the injector harness. Depending on how many injectors you have to replace, reinstall fuel supply lines starting with number 6 and working forward. Note that number 4 crosses over number 5 onto the fuel rail. Tighten the fittings. l2UE.

how to change diesel fuel injectors