Make sure you have the windshield resealed before replacing the part if that’s what yours turns out to be. There is mot much good info on this part. I’ve even tried to get nomenclature to find out what the model #digits mean. I can’t find any information on specs, or any testing methods. The junkyard part is only guaranteed with an exchange if the part they send don’t work. The cost is astronomical too! To have mine repaired it was $400, and if I want to take a chance on a junkyard part, I can get one for $150. Knowing this is the key to successfully diagnosing the problem. When your Dodge vehicle cranks but does not start, it's because one of these three components is missing from the mix. I still haven’t found one that will guarantee the part for more than 30 days, and they want me to send my part to them and then wait for them to make the repair and they will mail it back. As you're already aware, your Dodge 3.9L, 5.2L, 5.9L pick up (van, SUV) needs three very important things to start: air, fuel and spark. Even my call to Ford ended with them telling me to find an electronics repair shop that can refurbish mine. I have looked for a cross reference part #, but haven’t had any luck. I’m still trying to get one for mine, but haven’t had any luck. You either have to buy used or remanufactured, and the model number of your part has to exactly match or all of your options will not work. It is very hard to get out, and they are hard to find for the older trucks. It is a box connected directly on top of the under dash fuse box. Then if still no error found you need to check the ECM.I have read that a front windshield leak causes the GEM module to short out if at any time you have things that come on and off without you turning them on. It controls the ON/OFF fuel pump relay, which in turn controls the fuel pump." So what the means is that you need to check your pump, the relay after that the POS and the camshaft position sensor as well as all the wiring in between. When your Dodge vehicle cranks but does not start, its because one of these three components is missing from the mix. The ECM does not directly drive the fuel pump. As youre already aware, your Dodge 3.9L, 5.2L, 5.9L pick up (van, SUV) needs three very important things to start: air, fuel and spark. The ECM stops pump operation and prevents battery discharging, thereby improving safety. If the engine speed signal is not received when the ignition switch is ON, the engine stalls. If the ECM receives a engine speed signal from the crankshaft position sensor (POS) and camshaft position sensor (PHASE), it knows that the engine is rotating, and causes the pump to operate. The ECM activates the fuel pump for several seconds after the ignition switch is turned on to improve engine startability. 7) Ford 7. If no fuel is in the fuel bowl, fill the bowl up with clean fuel and if it starts replace the pump. Now here is how it all works according to the SM:" One way to rule this out is to check the fuel bowl for fuel before and while cranking. Mitchell1 you are not telling us what you have checked regarding the fuel situation. Ecu does connect and communicate perfect. Coil packs have power and ground but not seeing anything from ecu triggering the coils. Ive checked the timing and had my father double check all work (20+ year mechanic) He confirmed that I was on the money. And its also not starting with cam sensor unplugged. Sure enough, we were missing the O ring that goes there. However it started after unpluging the cam sensor and ran perfect unless you gunned it (I thought maybe the vvt solenoid wasnt getting oil pressure). After replacing the gasket I tested compression and had no issues there. Prior to replacing the head gasket we replaced the injectors, coil packs, spark plugs, o2 sensors, cam sensor. That’s the fuel pump priming the injection system. With the radio off, turn the key to the Run position and listen for a two-second buzzing sound. Here are a few tricks to try if the engine cranks but the car won’t start: Family Handyman. maybe 8 hours of total worktime to complete. Car Won’t Start Symptom Engine cranks but won’t fire up. I replaced that myself as the dealer wanted $2000(14 hours) for the job that took me. Had missfire issues from blown head gasket.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |