Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins. The voltage reading should fluctuate as the ground signal is applied and then removed as the engine cranks over. Listen To The Fuel Injectors. Check the "Possible Causes" listed above. should i replace the #2 injector, or all of them. If there is voltage present at the connector, insert the ground voltmeter lead into the open slot of the connector. Is it possible there is an injector wiring problem instead of a bad injector? Have an assistant crank the engine over. 2002 dodge dakota fuel injector open circuit #3 #4 #5. Open/ shorted to power, or shorted to ground on the injector circuit or I believe rare cases ECM drivers failing. Fuel Injector 3 harness is open or shorted Fuel injector 3 circuit poor electrical connection How do I fix code P0203 CHRYSLER? My problem with the injection circuit open came while I was heading from Nuuk (my home city) to Paamiut (a city in south Greenland). Anonymous Mar 25, 2014. Truck will idle fine. This tool enables a car owner, to listen for any problems with the fuel injectors; by placing the tip of the stethoscope on each injector. willy99 Mar 07, 2009. I have unplugged 6&8 injector plug, cleaned connector with electrical cleaner. I also have a 2003 Dodge 2500 4 wheel drive with a 5.7 Hemi and it threw a code saying circuit one injector open so I bought a new connector for it and a injector for it and installed it but it still tells me that injector 1 circuit is open I have erase the codes three times but it's still pops back up and the oil Gage goes all the way to zero First place to start is by having the fuel injector checked in cylinder 3 Check each fuel injector connector. After resetting code, it did not come back until I hit the road. Ohm each fuel injector if you have a resistance specification. Anonymous Jan 09, 2009. i have the same issue. If the injector is open or the resistance is higher or lower than the spec, replace the fuel injector. Mechanic scanned and says cylinder 8 has open circuit. I have the same problem with a dodge dakota 4.7 . there are about 220 miles and takes about 8 hours with 24 knots (about 3500 rpm). Start by checking the "Possible Causes" listed above. My 2008 Dodge Magnum 2.7 V6 is saying all six injectors has a open circuit and those are the only code that's reading on my scanner I was thinking I might have a break in the line somewhere because the six injectors I put in it are brand new and it's still flooding the motor because all the circuits are open These are all, fuel & air metering injector circuit related codes. If the vehicle is running rough, its not recommended to drive until the issue is taken care of. If the code indeed comes back, the mechanic will proceed on conducting a visual inspection on the injector circuit and the fuel injector itself. This kind of fault can be caused by a failing ECM, a failing/shorting wiring harness/connector, or a failing injector. If you are talking about car fuel injectors then it means just that - that the electrical circuit is “open” and not closed, meaning electrons will not flow. Visually inspect the related wiring harness and connectors. When it's open disconnect each injector and test them alone, Then test each wire to the other. Test the injector circuit for ground. Another helpful diagnostic tool is an engine stethoscope. code p0202. If the noid light flashes rapidly then suspect the injector. I have wiggled injector wires on drivers side. Then, the mechanic will test the injector for voltage to confirm proper operation. Visually inspect the related wiring harness and connectors. Try to check the injectors through the valve cover connector or open it up if you don't see anything odd through the connector. Fuel Injector 2 harness is open or shorted Fuel injector 2 circuit poor electrical connection How is the P0202 JEEP code repair?

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