These GM wiring diagrams provide schematics for vehicle model years 1988 through 1998. Fig. 1: Index of Wiring Diagrams. Fig. 2: Sample Diagram: How to Read and Interpret Wiring Diagrams. Fig. 3: Wiring Diagram Symbols. Fig. 4: 1988-98 GM-C/K Series Wiring Schematic. Fig. 5: 1988-98 GM-C/K Series Wiring Schematic.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 ...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...To drive the fuel injector, the FICM produces two control signals for each injector. The open coil is driven (via a 20A pulse) to open the injector. This shifts the spool valve in the injector to the open state. Once this has taken place, high pressure oil is directed on top of the injector intensifier piston. In result, fuelDec 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. 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 ...History of Cadillac Cars. Look above - CADILLAC Car Owner Manuals PDF - Escalade, XLR, SRX, Seville, Eldorado, CTS, CTSV; 11 Cadillac Wiring Diagrams. "World Standard" is how Cadillac was dubbed at the dawn of its development, and it lived up to this title for many years, being the largest luxury automaker in the United States.Other than the fuel pump and engine control unit (ECU) having been replaced by the owner, the 280Z was in complete and original condition. It also had two extra ECUs lying in the back seat that had been used for “testing.”. This 1976 Datsun 280Z is equipped with a 2731cc SOHC engine, Bosch L-Jetronic fuel injection and four-speed manual ...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 ...View Holley EFI 12.3" Pro Dash. Works with 4, 6, 8 and 10 cylinder engines. Ignition Plug and Play with GM LS engines (non-VVT), GM HEI, Ford TFI, Coyote (non-VVT), 4.6/5.4 Mod Motor, Late Model HEMI and magnetic and hall effect trigger. Custom settings can be configured to allow for use with many other applications.Jan 18, 2011 · Injector Circuit & Wiring DiagramAmazon Printed Bookshttps://www.createspace.com/3623928Amazon Kindle Editionhttp://www.amazon.com/Automotive-Electronic-Diag... 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.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)Learn to test and analyze automotive fuel injector circuits from a wiring diagram perspective. Fuel injectors are attached to the fuel rail. It is very time consuming to detect and...Fig. 11: Comanche Multi-Point Fuel Injection Wiring Diagram (Wiring Diagram Not Available for Cherokee & Wagoneer Models) ’ DO NOT UNFASTEN THE SENSOR WIRE HARNESS CONNECTOR. INSERT THE VOLTMETER TEST LEADS THROUGH THE BACK OF THE WIRE HARNESS CONNECTOR TO MAKE CONTACT WITH THE SENSOR TERMINALS. FUEL INJECTOR TEST PROCEDURE CHARTChrysler 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 ...INSTALLATION 2.4L Engine (1) If fuel injectors are to be installed, refer to Fuel Injector Removal/Installation. (2) Clean out fuel injector machined bores in intake manifold. (3) Apply a small amount of engine oil to each fuel injector o-ring. This will help in fuel rail installation.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.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 ... Learn to test and analyze automotive fuel injector circuits from a wiring diagram perspective. Fuel injectors are attached to the fuel rail. It is very time consuming to detect and...INSTALLATION 2.4L Engine (1) If fuel injectors are to be installed, refer to Fuel Injector Removal/Installation. (2) Clean out fuel injector machined bores in intake manifold. (3) Apply a small amount of engine oil to each fuel injector o-ring. This will help in fuel rail installation.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 ... Jan 18, 2011 · Injector Circuit & Wiring DiagramAmazon Printed Bookshttps://www.createspace.com/3623928Amazon Kindle Editionhttp://www.amazon.com/Automotive-Electronic-Diag... To drive the fuel injector, the FICM produces two control signals for each injector. The open coil is driven (via a 20A pulse) to open the injector. This shifts the spool valve in the injector to the open state. Once this has taken place, high pressure oil is directed on top of the injector intensifier piston. In result, fuelI'm thinking either a ground short at/in the connectors, a short in the wiring from rubbing, or the common 2/7 injector connector faults Its kicking these codes, which make me think a wiring short as well: P0202 - Inj circuit / Open Cylinder 2 P0203 - Inj circuit / Open Cylinder 3 P0205 - Inj circuit / Open Cylinder 5 P0208 - Inj circuit / Open ...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. Wiring Code Identification Information . WIRE CODE IDENTIFICATION . Each wire shown in the diagrams contains a code (Fig. 1) which identifies the main circuit, part of the main circuit, gauge of wire, and color. The color is shown as a two-letter code, which can be identified by referring to the Wire Color Code Chart (Fig. 2).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.The 1KZ-TE injector pump wiring diagram is essential for making sure that your vehicle runs as smoothly as possible. It is important to understand how these diagrams work, so that you can diagnose and repair any problems that may arise. The wiring diagram will allow you to identify the correct wire connections and get the most out of your vehicle.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 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 ...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.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 ...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).Jan 18, 2011 · Injector Circuit & Wiring DiagramAmazon Printed Bookshttps://www.createspace.com/3623928Amazon Kindle Editionhttp://www.amazon.com/Automotive-Electronic-Diag... 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.Refer to Ford Wiring Diagrams for Wiring 89 D IAGN O STIC CO D ES O - Self Test - Key On Engine Off R - Key On Engine Running C - Continuous Operation REGEN - Test Follows a REGEN CYCLE SHUT DOWN - Test Follows Key Off KO - Test Operates at Key On 1PC - Once Per CycleJan 18, 2011 · Injector Circuit & Wiring DiagramAmazon Printed Bookshttps://www.createspace.com/3623928Amazon Kindle Editionhttp://www.amazon.com/Automotive-Electronic-Diag... When 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.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 ...Toyota Yaris 2007 ELECTRICAL WIRING DIAGRAM. Toyota Land Cruiser Prado 90 Electrical Wiring Diagram. Toyota Land Cruiser Prado 120 Electrical Wiring Diagram. Toyota Land Cruiser HJ60 Electrical Wiring Diagram. Toyota Land Cruiser LJ70 EWD168F Electrical Wiring Diagram. Toyota Land Cruiser LJ70 Supplement Electrical Wiring Diagram.The wiring in the diagram doesn't match-up with the wires in my system, or it doesn't seem to. I put the yellow-wired plug in the #4 injector and the tan-wired plug in the #3 injector, and I'm pretty sure those two are good, but the first two don't match-up in color at all... but I also don't know what LG and LB means.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 ...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 ... 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.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?you plan on trying to re-use the factory fuel injection, be sure to retain all factory fuel injection wiring when removing the old harness. Circuits for the factory fuel injection are NOT included in this harness. If you do not have an existing harness, the package of terminals included with the harness that will enable you to make all of theFuel 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.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).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)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 ...Refer to Ford Wiring Diagrams for Wiring 89 D IAGN O STIC CO D ES O - Self Test - Key On Engine Off R - Key On Engine Running C - Continuous Operation REGEN - Test Follows a REGEN CYCLE SHUT DOWN - Test Follows Key Off KO - Test Operates at Key On 1PC - Once Per CycleDODGE 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).[ 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.These GM wiring diagrams provide schematics for vehicle model years 1988 through 1998. Fig. 1: Index of Wiring Diagrams. Fig. 2: Sample Diagram: How to Read and Interpret Wiring Diagrams. Fig. 3: Wiring Diagram Symbols. Fig. 4: 1988-98 GM-C/K Series Wiring Schematic. Fig. 5: 1988-98 GM-C/K Series Wiring Schematic.View Holley EFI 12.3" Pro Dash. Works with 4, 6, 8 and 10 cylinder engines. Ignition Plug and Play with GM LS engines (non-VVT), GM HEI, Ford TFI, Coyote (non-VVT), 4.6/5.4 Mod Motor, Late Model HEMI and magnetic and hall effect trigger. Custom settings can be configured to allow for use with many other applications.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.Fuel injectors are mechanical devices used to inject/spray fuel into engines to produce the correct air-fuel mixture, leading to efficient combustion. In 1920, Bosch created the first diesel fuel injector in response to rising fuel demand and prices. Introducing fuel injection to vehicles improved acceleration and fuel efficiency, making ...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 ...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 firing order for the Gen I small-block engine is 1-8- 4-3-6-5-7-2. The firing order for the LSseries engines is 1-8-7-2-6-5-4-3. Notice that cylinders 4 and 7 have swapped, and cylinders 3 and 2 have swapped. When you compare this PCM’s fuel injector wiring diagrams for the Gen I small-block with the LS-series engines, you see something ...History of Cadillac Cars. Look above - CADILLAC Car Owner Manuals PDF - Escalade, XLR, SRX, Seville, Eldorado, CTS, CTSV; 11 Cadillac Wiring Diagrams. "World Standard" is how Cadillac was dubbed at the dawn of its development, and it lived up to this title for many years, being the largest luxury automaker in the United States.The firing order for the Gen I small-block engine is 1-8- 4-3-6-5-7-2. The firing order for the LSseries engines is 1-8-7-2-6-5-4-3. Notice that cylinders 4 and 7 have swapped, and cylinders 3 and 2 have swapped. When you compare this PCM’s fuel injector wiring diagrams for the Gen I small-block with the LS-series engines, you see something ...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 ...I'm thinking either a ground short at/in the connectors, a short in the wiring from rubbing, or the common 2/7 injector connector faults Its kicking these codes, which make me think a wiring short as well: P0202 - Inj circuit / Open Cylinder 2 P0203 - Inj circuit / Open Cylinder 3 P0205 - Inj circuit / Open Cylinder 5 P0208 - Inj circuit / Open ...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?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 wiring in the diagram doesn't match-up with the wires in my system, or it doesn't seem to. I put the yellow-wired plug in the #4 injector and the tan-wired plug in the #3 injector, and I'm pretty sure those two are good, but the first two don't match-up in color at all... but I also don't know what LG and LB means.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 ...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. 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 ... 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 ...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 ...you plan on trying to re-use the factory fuel injection, be sure to retain all factory fuel injection wiring when removing the old harness. Circuits for the factory fuel injection are NOT included in this harness. If you do not have an existing harness, the package of terminals included with the harness that will enable you to make all of theMethod 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.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. 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.sensors, fuel and ignition for 8 cylinder engines, the #1 wideband oxygen sensor, and the first four programmable input and output channels. There are two connectors for this harness designated as “J1A” (pin designations below that start with an A) and “J1B” (pinLearn to test and analyze automotive fuel injector circuits from a wiring diagram perspective. Fuel injectors are attached to the fuel rail. It is very time consuming to detect and...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 ...Wiring Code Identification Information . WIRE CODE IDENTIFICATION . Each wire shown in the diagrams contains a code (Fig. 1) which identifies the main circuit, part of the main circuit, gauge of wire, and color. The color is shown as a two-letter code, which can be identified by referring to the Wire Color Code Chart (Fig. 2).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 ...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.
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.. Used jeep wrangler for sale under dollar20 000 near me
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 ...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?Wiring Code Identification Information . WIRE CODE IDENTIFICATION . Each wire shown in the diagrams contains a code (Fig. 1) which identifies the main circuit, part of the main circuit, gauge of wire, and color. The color is shown as a two-letter code, which can be identified by referring to the Wire Color Code Chart (Fig. 2).Learn to test and analyze automotive fuel injector circuits from a wiring diagram perspective. Fuel injectors are attached to the fuel rail. It is very time consuming to detect and...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?Learn to test and analyze automotive fuel injector circuits from a wiring diagram perspective. Fuel injectors are attached to the fuel rail. It is very time consuming to detect and...[ 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.PCM Connector: Blue (C1) 1996-1997. The 1996-97 PCM (Powertrain Control Module = Fuel Injection Computer) on your 4.3L, 5.0L or 5.7L Engine has a total of 4 connectors. NOTE: For other PCM pin-out charts, take a look at the following: 1993 PCM Pin Out Chart (GM 4.3L, 5.0L, 5.7L GAS w/ 4L60-E).The firing order for the Gen I small-block engine is 1-8- 4-3-6-5-7-2. The firing order for the LSseries engines is 1-8-7-2-6-5-4-3. Notice that cylinders 4 and 7 have swapped, and cylinders 3 and 2 have swapped. When you compare this PCM’s fuel injector wiring diagrams for the Gen I small-block with the LS-series engines, you see something ...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.Fuel injectors are mechanical devices used to inject/spray fuel into engines to produce the correct air-fuel mixture, leading to efficient combustion. In 1920, Bosch created the first diesel fuel injector in response to rising fuel demand and prices. Introducing fuel injection to vehicles improved acceleration and fuel efficiency, making ...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.sensors, fuel and ignition for 8 cylinder engines, the #1 wideband oxygen sensor, and the first four programmable input and output channels. There are two connectors for this harness designated as “J1A” (pin designations below that start with an A) and “J1B” (pinThis is the wiring diagram for the fuel injectors on the 2.0. This circuit is not fused, the injector harness connects to the main harness. My suspicion is you have physical damage on the harness and you will have to remove the harness and inspect it to identify. @FatMango.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..