2024 Fuel injector wiring diagram 5af6d48624db3.gif

Injector wiring diagram. Power comes into the injectors on the red wire side. That red (power) wire starts at Pin 87 on the Injector Relay and then is spliced to provide power to each injector. The injectors are controlled via the black wire side of each connector. M03 controls injector one.Instruction Manual for the following Go EFI Systems 30001, 30002, 30004, 30012, 30061, 30062 & 30064 This Quick Start Manual is designed to get you up andMethod 1 (Paired) The standard method is the same as that used for 6 or 8 cylinder setups, where 2 injectors are connected to each injector channel. In this configuration, only 2 injector channels will be used. The injectors paired together must have their Top Dead Centres (TDC) 360 crank degrees apart.Method 1 (Paired) The standard method is the same as that used for 6 or 8 cylinder setups, where 2 injectors are connected to each injector channel. In this configuration, only 2 injector channels will be used. The injectors paired together must have their Top Dead Centres (TDC) 360 crank degrees apart.Share. Access our free Wiring Diagrams Repair Guide for Toyota Pick-ups, Land Cruiser, 4Runner 1989-1996 through AutoZone Rewards. These diagrams include: Fig. 1: Engine wiring-T100 1993-94 3.0L. Fig. 2: Engine wiring-T100 1994 2.7L. Fig. 3: Chassis wiring-T100 1993-94.The diagrams are in image formats - jpg or png - with one image per page. So... The two sets are zipped in files with file sizes <=5MB because that is the forum limit. The first set is 12MB across 5 files. The second set is 45MB across 11 files. There will clearly be overlap, but I expect the larger set to be more complete.OEM GM parts are the best for restoring your vehicle to factory condition performance. This part fits specific Chevrolet Cobalt, HHR, Malibu models. It fits Pontiac G5, G6, Solstice. It also fits Saturn Aura, Ion, Vue. Affordable, reliable and built to last, GM part # 12604950 Harness Assembly, Fuel Injector Wiring stands out as the smart option.1. Mechanically Controlled Fuel Injectors. They are the fuel injectors in which the control of the fuel speed , quantity, timing and pressure is done mechanically with the help of spring and plunger which takes the input from the cam and fuel pump arrangement or by fuel distributor (advanced one). 2. Electronically Controlled Fuel Injectors.Video explains the how to test the Fuel Injector Electrical Actuation Diagnostics using a Wiring Diagram. ... Video explains the how to test the Fuel Injector Electrical Actuation Diagnostics ... Isuzu Trooper 1995-2001 Electrical Wiring Manual. Isuzu Axiom 2002 Electrical Wiring Diagrams. Isuzu Axiom 2003 Electrical Wiring Diagrams. Isuzu Ascender 2003 Electrical Wiring Diagrams. Isuzu Ascender 2004 Electrical Wiring Diagrams. Isuzu VehiCross 1999 Electrical Wiring Diagrams.If fault follows the fuel injector(s) swap: Replace the affected fuel injector(s) only. If the fault remains on the original cylinder: Perform a temporary overlay from the ECM to the fuel injector and retest. If the fault no longer returns after an extended test drive: Replace the engine wiring harness and the 8 pin injector harness. Isuzu Trooper 1995-2001 Electrical Wiring Manual. Isuzu Axiom 2002 Electrical Wiring Diagrams. Isuzu Axiom 2003 Electrical Wiring Diagrams. Isuzu Ascender 2003 Electrical Wiring Diagrams. Isuzu Ascender 2004 Electrical Wiring Diagrams. Isuzu VehiCross 1999 Electrical Wiring Diagrams.1994-1995 F150-F350 PCM 60 Pin Connector (4.9L Only) The fuel injection computer (known in tech speak as the PCM = Powertrain Control Module) is located on the firewall (driver side) of your Ford pickup. The PCM has a 60 pin connector and on the back side of the connector (wire side) are embossed a few numbers to further aid you in correctly ...In engine wiring harness, 5 cm from breakout to fuel injector 3. See Fig. 65. J109 (3.5L & 3.9L) On fuel injector wiring harness. J109 (5.3L) (1) In engine wiring harness, 5 cm from breakout to fuel injector 4. See Fig. 65. J115: In automatic transaxle wiring harness, 9.5 cm from connector X100. J124 (5)the fuel rail. A return line from the fuel rail takes excess, or bypass, fuel back to the vehicle tank. Your fuel pump should be mounted under the floor near the fuel tank, or inside the fuel tank. Connected to the harness power feed, the fuel pump will operate for 2 seconds when the ignition is turned on. It willWhen using the Haltech long flying lead harness this is already pre-terminated, injector power is supplied via a fused and relay switched circuit. If you are wiring your own harness you will need to ensure that injector power is fed into the ECU via the injector power pins. Failing to do this may result in unstable operation and electrical noise.Fuel Pump Wiring Diagram Help Jeep Enthusiast Forums. 2006 Jeep Grand Cherokee Fuel Pump Doesn T Power Up. Fuel Injector Circuit Wiring Diagram 1993 1995 4 0l Jeep Cherokee. Ignition System Wiring Diagram 1997 1998 4 0l Jeep Cherokee. Fuel Pump Electric 1984 1991 Jeep Cherokee Xj Online Manual. 98 Xj No Power To Fuel Pump Jeep Cherokee Forum ...Remove the air cleaner assembly. 3. Remove the wiring harness connectors and the brackets and move aside. 4. Remove the throttle cable and the bracket from the upper intake manifold. 5. Remove the cruise control cable, (if equipped). 6. Remove the fuel lines from the intake to the rear of the block.fuel injector wiring diagram and ECU pinout (computer) suzuki mehran EFI urdu/hindiPlease check out the diagrams (below). There are three pages, each split into two images for better resolution (example page 1A and page 1B). Here's a repair guide containing OBD II trouble code definitions: https://www.2carpros.com/trouble_codes/obd2.The fuel injection wiring harness provides power to the injectors and the oxygen sensor, which determines how much fuel is needed for maximum efficiency. Over time, the fuel injection wiring harness can be damaged and needs to be replaced. If you notice your vehicle is idling roughly or misfiring or your engine isn't performing normally, be ...ELECTRICA L CIRCUI T DIAGRA M MANUAL 0000017581 Electrica l Circui t Diagrams Revisio n 1 Jul y 2015 Electrical Circuit Diagrams 3200 4100 4200 4300 4400 7300 Navistar, Inc.This article provides readers with an in-depth look at the 1996 F250 7 3 wiring diagram to help demystify the process. Parts of the Wiring Diagram. Wiring diagrams contain three main parts; the legend, the schematic, and the connector/grounding point designs. The legend carries information about the components and their respective uses.The fuel injection wiring harness provides power to the injectors and the oxygen sensor, which determines how much fuel is needed for maximum efficiency. Over time, the fuel injection wiring harness can be damaged and needs to be replaced. If you notice your vehicle is idling roughly or misfiring or your engine isn't performing normally, be ...The fuel pump wiring was a bit different from the other power relays. In the original DeLorean wiring, fuse 7 was used for the Lambda system, frequency valve, CPR and fuel pump. Save for the fuel pump, none of those components were in the car anymore, so I decided to simplify things by reusing fuse 7 for the fuel pump and LC-2, replacing the ...Mustang Wiring, Fuel Injection, and EEC Information, Use the information at your own risk. There is no claim to accuracy.SOURCE: 87 toyota pickup 4x4 22ret i have no injector OK, the computer grounds one of the curciuts on each injector to pulse it. Interesting information from alldata, the autodata and mitchell and Bosch AFC all show a code 11 as being ECM (B+) that I have, which could be the EFI main relay, fuse, fuse link or wiring (usually one of the wires on the battery terminal have broken off or corroded ...Method 1 (Paired) The standard method is the same as that used for 6 or 8 cylinder setups, where 2 injectors are connected to each injector channel. In this configuration, only 2 injector channels will be used. The injectors paired together must have their Top Dead Centres (TDC) 360 crank degrees apart.You can find the fuel injector test here: How To Test The Fuel Injectors (1992-1995 1.5L Honda Civic). The PGM-FI Main Relay can be easily tested with a multimeter. You can find the tutorial here: How To Test The PGM-FI Main Relay (1992-1995 1.5L Honda Civic). RELATED WIRING DIAGRAMS: Ignition System Wiring Diagram (1992-1995 1.5L Honda Civic).zzyzzx said: No difference in CA fuel injector wires on 5s-fe. In a sense, the injector control wire can be looked at like a garden hose with a trigger type hose nozzle on the end. Water pressure is in the hose as long as the trigger grip is closed. That is analogous to your 12 volts when the scope signal is high.fuel injector wiring diagram and ECU pinout (computer) suzuki mehran EFI urdu/hindiProblems with fuel injector circuit. This is my first time posting. I bought a 2009 cadillac cts 3.6 and it will not run. Whwn it does crank it runs really rough. So i read codes and looked at live data when it did crank and it showed injector 6,3, and 4 is not being commanded on the codes are p2152, p2155, p216d.Chrysler fuel injector wiring harness is a known problem. Most car makers run power to the fuel injectors on a common wire. The PCM then provides the ground to each fuel injector on an individual wire as it fires each injector. Unfortunately, Chrysler injector wiring harnesses are a known failure item, especially where the harness routes near ...4045 (4.5L and 6.8L Level 11 Electronic Fuel System with Denso HPCR) 4045 (6.8L - Level 4 Electronic Fuel System with Bosch VP44 Injection Pump) 4045 (Level 34) 4045 (PowerTech Final Tier 4-Stage IV) 4045 (PowerTech Interim Tier4-Stage III B 6068 (PowerTech Interim Tier 4-Stage III B (174hp) 6090 PowerTech (Final Tier IV – Stage IV)Injector wiring order ? I have been searching the web and this forum for a few hours now and not found what I'm looking for. I'm running a 4 cyl inline engine with wasted spark ignition on MegaSquirt -Extra 029y4. Firing order of the engine is 1-3-4-2 and that makes me firing cyl 1 and 4, 2 and 3 at the same time.Re: Injector wiring, power/ground help! (invain) Well, we fixed the voltage problem, there was a short in the power wire for that injector and the connection back in the harness was pretty ****ty too. 12 volts at the injector plug now, but it's still not firing. We've checked continuity for the ground wire back to the ecu for that cylinder and ...Dec 21, 2016 · The Tools I Use - https://www.amazon.com/shop/thefabforums*As an Amazon Associate I earn from qualifying purchases*On this episode I spent some time working ... 1. Fuel Tank 2. Fuel Supply from Tank 3. Pre-filter 4. Hand Primer 5. Low Pressure Fuel Pump 6. Fuel Bypass Valve 7. Water Coalescer / Final Filter 8. High Pressure Fuel Pump 9. Fuel Rail 10. High Pressure Fuel Injector Lines 11. Fuel Injectors 12. Needle Return Line 13. Needle Return Pressure Control Valve 14. Fuel Accumulator 15. Fuel Return ...Feb 28, 2022 · The injector fuse should be fuse 57 (25 amp - marked with a red box on the photo below) in the left rear engine compartment. It wouldn't hurt to do a quick check on all of the fuses, though. I'll be curious to hear what the resistance check on the injector reveals. Thanks, Wendy. Image (Click to make bigger) Was this. As can be seen in the '73 1800ES Fuel Injection Wiring Diagram above, this component as well as the Cold Start Injector (also: Cold Start Valve) are powered during Starter cranking, which also powers an internal heating element on the bimetallic element for a combination of Time and Sensor (engine block) temperature dependent operation, to ...Typical - wiring diagram for the central locking, burglar alarm, on-board computer, additional heater end digital clock 10 Typical - headlighl washer syslem wiring diagram 13 Typical - electric window system wiring diagram 15 Typical - air conditioning system wiring diagram 17 Typical - wiring diagram for heated seats 19not much of a diagram but best I can do. Injector 1: pin 45 and pin 53. Injector 2: pin 54 and pin 51. Injector 3: pin 55 and pin 52. Injector 4: pin 56 and pin 58. Injector 5: pin 46 and pin 60. Injector 6: pin 57 and pin 59. First pin # is out put voltage or signal wire Second pin #is ground or return. Hope that helps.4045 (4.5L and 6.8L Level 11 Electronic Fuel System with Denso HPCR) 4045 (6.8L - Level 4 Electronic Fuel System with Bosch VP44 Injection Pump) 4045 (Level 34) 4045 (PowerTech Final Tier 4-Stage IV) 4045 (PowerTech Interim Tier4-Stage III B 6068 (PowerTech Interim Tier 4-Stage III B (174hp) 6090 PowerTech (Final Tier IV – Stage IV)The fuel injector wiring diagram will show the connections between the fuel injector, the engine control unit (ECU), and the power supply. The power supply is typically a battery or an alternator. The ECU is responsible for controlling the fuel injector, and it will receive signals from the sensors in the engine.The wiring harness will have two terminals that the prongs on the injector insert into. One will be connected to ground and will read 0 volts. The other should read around 12 volts. Step 5: Repeat with all injector wiring harnesses. Leave the ground lead in position and test all of your injector wiring harnesses. They should all be around 12 volts.If it helps, here's a description of the 1999 fuel injector wiring: Each injector connector will have two wires, one of the wires will be 12 VDC power from the Automatic Shut Down (ASD) relay (when the engine is running). The 12 VDC wires are all the same color - Dark Green/Orange tracer. Each injector connector will have an individual driver ...The Tools I Use - https://www.amazon.com/shop/thefabforums*As an Amazon Associate I earn from qualifying purchases*On this episode I spent some time working ...The wiring harness will have two terminals that the prongs on the injector insert into. One will be connected to ground and will read 0 volts. The other should read around 12 volts. Step 5: Repeat with all injector wiring harnesses. Leave the ground lead in position and test all of your injector wiring harnesses. They should all be around 12 volts.WIRING DIAGRAM FUEL PUMP WITH RELAYThanks for watchingDont forget to SUBSCRIBEFacebook: https://www.facebook.com/widebandremap/Video explains the how to test the Fuel Injector Electrical Actuation Diagnostics using a Wiring Diagram. ... Video explains the how to test the Fuel Injector Electrical Actuation Diagnostics ... As can be seen in the '73 1800ES Fuel Injection Wiring Diagram above, this component as well as the Cold Start Injector (also: Cold Start Valve) are powered during Starter cranking, which also powers an internal heating element on the bimetallic element for a combination of Time and Sensor (engine block) temperature dependent operation, to ...This code sets when the powertrain control module (PCM) detects a signal from the injector or its wiring that doesn’t meet the expected values. The “Cylinder 6” in this code’s definition means that the problem is possibly connected to the fuel injector in the engine’s cylinder number six.OEM GM parts are the best for restoring your vehicle to factory condition performance. This part fits specific Chevrolet Cobalt, HHR, Malibu models. It fits Pontiac G5, G6, Solstice. It also fits Saturn Aura, Ion, Vue. Affordable, reliable and built to last, GM part # 12604950 Harness Assembly, Fuel Injector Wiring stands out as the smart option.Injector Wiring Diagram. 887 Views 2 Replies 2 Participants Last post by Monty65 , Jan 23, 2023 Jump to Latest. Monty65 Discussion starter · Jan 23, 2023. Does anyone have the wiring diagram they could post for the fuel injector harness on a 2015 Town and Country, 3.6L engine? Thanks. Reply.Mustang Wiring, Fuel Injection, and EEC Information, Use the information at your own risk. There is no claim to accuracy.1. with cyl4 injector plug disconnected and using test light across the injector plug terminals with engine cranking , the test light stayed on confirming constant ground signal. There is no light when the ignition key to only on position. 2. using ohmmeter with car battery disconnected found continuity between the ground terminals of ALL fuel ...My main question is about the second wire on the injectors. Do they all connect go the 30 from the fuel pump relay? In the harness wiring diagram it shows the 30 terminal from the relay going to the J & K terminals on the injector main harness. Does 3 go to J and 3 go to K being it's a 4.3L V6?DODGE Car Manuals PDF & Wiring Diagrams above the page - Caliber, Town'n'Country, Journey, Nitro, Charger, RAM; Dodge Fault Codes DTC . Dodge - a division of the American corporation Chrysler, specializing in the production of passenger cars, as well as off-road vehicles. Headquarters in Highland Park (a suburb of Detroit).AUTOMATIC. 223,000 MILES. Getting code reading for injector #3 circuit. Changed plugs, wires, and injector. Problem persists. While troubleshooting with wiring diagram, discovered that vehicle wiring is not matching Mitchell diagram. Did discover while replacing injector wiring plug, that I had to look to year 2001 for the replacement.AUTOMATIC. 223,000 MILES. Getting code reading for injector #3 circuit. Changed plugs, wires, and injector. Problem persists. While troubleshooting with wiring diagram, discovered that vehicle wiring is not matching Mitchell diagram. Did discover while replacing injector wiring plug, that I had to look to year 2001 for the replacement.2004 Mazda Rx8 Fuel Injector Connector Diagram Rx8club Com. Rewiring The Rx 8 Fog Lights. Rx8 Wiring Manual Rx8club Com. Power Seats Mazda Rx 8 2004 System Wiring Diagrams 자동차 배선도. All Wiring Diagrams For Mazda Rx 8 R3 2009 Cars. I Have A 2004 Mazda Rx8 Took It To Body Get Some Minor Paint Work And Detailing Done When Got BackMike Schneider. Expert. 245 Answers. I wold look around the top engine .by are filter.or follow your cranking weir from starter bakwords maybe to relay look for chafing.what Sta's hot Will cranking coil distributor.or unplug one injector at a time and try this wold be my last try. try using breaker not heavy jumper weir have sum one tap the key ...Remove the air cleaner assembly. 3. Remove the wiring harness connectors and the brackets and move aside. 4. Remove the throttle cable and the bracket from the upper intake manifold. 5. Remove the cruise control cable, (if equipped). 6. Remove the fuel lines from the intake to the rear of the block.Fuel Injector Wiring Diagram can be divided into two classifications: schematic diagrams and pictorial diagrams. Schematic diagrams use signs and lines to represent the components and their affiliations, while pictorial diagrams use practical pictures of the parts.SOURCE: 87 toyota pickup 4x4 22ret i have no injector OK, the computer grounds one of the curciuts on each injector to pulse it. Interesting information from alldata, the autodata and mitchell and Bosch AFC all show a code 11 as being ECM (B+) that I have, which could be the EFI main relay, fuse, fuse link or wiring (usually one of the wires on the battery terminal have broken off or corroded ...OK, the computer grounds one of the curciuts on each injector to pulse it. Interesting information from alldata, the autodata and mitchell and Bosch AFC all show a code 11 as being ECM (B+) that I have, which could be the EFI main relay, fuse, fuse link or wiring (usually one of the wires on the battery terminal have broken off or corroded and lost connection)Car is an 06 330i and im getting codes p0203 and p0304. The car will start but idles extremely rough and the rpms fluctuate between about 1k to 1500 rims at idle. I replaced cylinder 3 fuel injector with parts from fcpeuro, and ive tested the wiring harness and seem to have 12v across the board. All injectors seem to be spraying, but I still ...The fuel injector wiring diagram will show the connections between the fuel injector, the engine control unit (ECU), and the power supply. The power supply is typically a battery or an alternator. The ECU is responsible for controlling the fuel injector, and it will receive signals from the sensors in the engine.that 200 code means. Injector open error, the wiring connection. Injector coil is bad. measures too high OHMs (DMM meter) injector wires bad ECU to injector. (or the connector) 2 wires! or bad ECU (the injector driver electronics is here) 1,2,3, its one of those 3. it tells you this. in the service manual.Video explains the how to test the Fuel Injector Electrical Actuation Diagnostics using a Wiring Diagram. See how to go about it.https://www.paypal.com/donat...As can be seen in the '73 1800ES Fuel Injection Wiring Diagram above, this component as well as the Cold Start Injector (also: Cold Start Valve) are powered during Starter cranking, which also powers an internal heating element on the bimetallic element for a combination of Time and Sensor (engine block) temperature dependent operation, to ...Chrysler fuel injector wiring harness is a known problem. Most car makers run power to the fuel injectors on a common wire. The PCM then provides the ground to each fuel injector on an individual wire as it fires each injector. Unfortunately, Chrysler injector wiring harnesses are a known failure item, especially where the harness routes near ...Re: Fuel injector wiring. the fuel injectors are mixed up need the wire color for all the injectors pigtail going to the injectors. The injectors are glorified solenoids and the polarity doesn't really matter, the different-colored wires on the ECM side just need to go to the correct cylinders.OK, the computer grounds one of the curciuts on each injector to pulse it. Interesting information from alldata, the autodata and mitchell and Bosch AFC all show a code 11 as being ECM (B+) that I have, which could be the EFI main relay, fuse, fuse link or wiring (usually one of the wires on the battery terminal have broken off or corroded and lost connection)Definition and Function of Fuel Injector. A fuel injector is an electro-controlled valve that uses to spray out the fuel. In the petrol fuel injection system, the injector acts as a door to spray fuel from fuel lines into the intake manifold. The injector function is not only a sprayer, but the injector also atomizes the fuel in the intake ...Dec 21, 2016 · The Tools I Use - https://www.amazon.com/shop/thefabforums*As an Amazon Associate I earn from qualifying purchases*On this episode I spent some time working ... 1992-1993 F150-F350 PCM 60 Pin Connector (4.9L, 5.0L, 5.8L Only) The fuel injection computer (known in tech speak as the PCM = Powertrain Control Module) is located on the firewall (passenger side) of your Ford pickup. The PCM has a 60 pin connector and on the back side of the connector (wire side) are embossed a few numbers to further aid you ...[ Active Fuel Management DELETE ] Visit my Facebook page for a lot of New Pictures & Harness Guides YouTube channel for How To videos - E-Mail: [email protected] Below you will find a link to many schematics for 2003 to 2007.1. Mechanically Controlled Fuel Injectors. They are the fuel injectors in which the control of the fuel speed , quantity, timing and pressure is done mechanically with the help of spring and plunger which takes the input from the cam and fuel pump arrangement or by fuel distributor (advanced one). 2. Electronically Controlled Fuel Injectors.WIRING DIAGRAM FUEL PUMP WITH RELAYThanks for watchingDont forget to SUBSCRIBEFacebook: https://www.facebook.com/widebandremap/

SOURCE: 2000 ranger fuse diagram. Fuel Pump relay switch is in the main box usually located on the drivers side Fender in a black box. According to the owner's manual in the power distribution box in the engine. compartment (Ford recommends disconnecting your battery) Relay # 5 is the fuel pump relay , and also in the PD BOX is a 20 amp mini-fuse.. Bjpercent27s careers near me

fuel injector wiring diagram 5af6d48624db3.gif

The fuel pump wiring was a bit different from the other power relays. In the original DeLorean wiring, fuse 7 was used for the Lambda system, frequency valve, CPR and fuel pump. Save for the fuel pump, none of those components were in the car anymore, so I decided to simplify things by reusing fuse 7 for the fuel pump and LC-2, replacing the ...1. Fuel Tank 2. Fuel Supply from Tank 3. Pre-filter 4. Hand Primer 5. Low Pressure Fuel Pump 6. Fuel Bypass Valve 7. Water Coalescer / Final Filter 8. High Pressure Fuel Pump 9. Fuel Rail 10. High Pressure Fuel Injector Lines 11. Fuel Injectors 12. Needle Return Line 13. Needle Return Pressure Control Valve 14. Fuel Accumulator 15. Fuel Return ...My main question is about the second wire on the injectors. Do they all connect go the 30 from the fuel pump relay? In the harness wiring diagram it shows the 30 terminal from the relay going to the J & K terminals on the injector main harness. Does 3 go to J and 3 go to K being it's a 4.3L V6?fuel injector wiring diagram and ECU pinout (computer) suzuki mehran EFI urdu/hindiAs can be seen in the '73 1800ES Fuel Injection Wiring Diagram above, this component as well as the Cold Start Injector (also: Cold Start Valve) are powered during Starter cranking, which also powers an internal heating element on the bimetallic element for a combination of Time and Sensor (engine block) temperature dependent operation, to ...Method 1 (Paired) The standard method is the same as that used for 6 or 8 cylinder setups, where 2 injectors are connected to each injector channel. In this configuration, only 2 injector channels will be used. The injectors paired together must have their Top Dead Centres (TDC) 360 crank degrees apart.SOURCE: 87 toyota pickup 4x4 22ret i have no injector OK, the computer grounds one of the curciuts on each injector to pulse it. Interesting information from alldata, the autodata and mitchell and Bosch AFC all show a code 11 as being ECM (B+) that I have, which could be the EFI main relay, fuse, fuse link or wiring (usually one of the wires on the battery terminal have broken off or corroded ...Conclusion. Zafira wiring diagrams are an important tool for technicians when diagnosing vehicle issues. With these diagrams, technicians can easily identify components, power output, and trace circuits. This can lead to quicker and more effective repairs. Understanding how to read and use these diagrams is essential for any technician looking ...Car is an 06 330i and im getting codes p0203 and p0304. The car will start but idles extremely rough and the rpms fluctuate between about 1k to 1500 rims at idle. I replaced cylinder 3 fuel injector with parts from fcpeuro, and ive tested the wiring harness and seem to have 12v across the board. All injectors seem to be spraying, but I still ...A common problem with the 7.3 are the valve cover gaskets which contain the wiring harness for both the injectors and the glow plugs, so that is the first suspect. I would recommend replacing the gaskets as a first step however I have attached all the wiring diagrams for the engine in your truck, including the glow plugs and injectors.Part 2 of 2: Testing injector wiring. Step 1: Turn the car on. Turn the key to the second (ON) position for this test. You want battery power flowing, but don’t want the engine running. Step 2: Set up DVOM to measure DC voltage. Use the lowest range possible if the meter doesn’t auto range. Video explains the how to test the Fuel Injector Electrical Actuation Diagnostics using a Wiring Diagram. ... Video explains the how to test the Fuel Injector Electrical Actuation Diagnostics ... Black-Orange is injector power, as you already found out. The other wire is the 'negative' pulse that actually fires the injector. Since they are paralleled (I think the 4-cylinder is also run in pairs - though the diagrams show them spliced together, which may or may not be true), the other side should read basically the same DC voltage whenever the injector isn't firing (which is most of the ...To be nice - and since I already had the process worked out - I went ahead and did it for all of the Coffee Table Book wiring diagrams of which I am aware. They are: Wiring Diagram - 2003 Powerstroke 6L - Single Alt - Full.pdf. Wiring Diagram - 2003 Powerstroke 6L - Dual Alt - Full.pdf. Wiring Diagram - 2004 Powerstroke 6L - F-Series - Single ...Re: Injector wiring, power/ground help! (invain) Well, we fixed the voltage problem, there was a short in the power wire for that injector and the connection back in the harness was pretty ****ty too. 12 volts at the injector plug now, but it's still not firing. We've checked continuity for the ground wire back to the ecu for that cylinder and ...fuel injector stays open. 7986 Views 8 Replies 4 Participants Last post by Kirsa , Apr 2, 2015 Jump to Latest. K. Kirsa Discussion starter · Feb 26, 2015. I´m having two codes on my 2006 cadillac dts 2006 with vin #1g6kd57yx6u108037. The codes are p0304 and p0204 I have changed both the coil and injector and suspect the Harness to be the culprit..

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