1995 PCM RED Connector. The 1995 throttle body fuel injection (TBI) system's computer has 2 connectors. One is red and the other is a blue one. Each connector has 2 rows of 16 slots for a total of 32 slots. One row of the RED PCM's connector is prefixed with the letter A and its 16 terminals are labeled A-1 thru' A-16.accurate wiring diagram and use your ohmmeter to verify that you are on the correct wire from the DME to the injector. Now that you have identified the correct wire, connect the injector side of the wiring harness to battery negative. Then, at the DME side, connect a test light (the load) to the injector terminal to be tested, then connect it toReconnected the battery negative (-) terminal to the battery. The ‘Spider’ injector assembly connector was still disconnected (and needed to remain disconnected for this test). Turned the key to the ON position. Probed the wire piercing probe still attached to the yellow with black stripe wire of the C2 PCM connector.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 theThe 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 ...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 ...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).fuel injector wiring diagram and ECU pinout (computer) suzuki mehran EFI urdu/hindi1994-1995 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 ...WIRING DIAGRAM FUEL PUMP WITH RELAYThanks for watchingDont forget to SUBSCRIBEFacebook: https://www.facebook.com/widebandremap/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 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.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.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.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.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 ... 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 ...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.A fuel injector's wiring is not dependent on polarity. As long as one prong of the wiring plug is connected to the positive terminal of the wiring harness and the other is connected to the harness's negatively charged terminal, the fuel injector will function appropriately. In the remainder of this article, we'll describe how fuel injectors are ...accurate wiring diagram and use your ohmmeter to verify that you are on the correct wire from the DME to the injector. Now that you have identified the correct wire, connect the injector side of the wiring harness to battery negative. Then, at the DME side, connect a test light (the load) to the injector terminal to be tested, then connect it toRe: 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.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.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 ...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 ...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.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 the1. 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.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.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.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 ...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 CycleWIRING DIAGRAM FUEL PUMP WITH RELAYThanks for watchingDont forget to SUBSCRIBEFacebook: https://www.facebook.com/widebandremap/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.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 ...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.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.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 ...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.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.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.2004 Cummins Injector Wiring Issues. So this is a post to help out my brother-in-law; he rebuilt the engine completely on his 04 RAM. The only issue he is having now is fuel knock from the injectors. The injectors were tested and cleaned by a reputable shop, and we think the issue is the 3 connectors on the lower valve cover for the injectors.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.Reconnected the battery negative (-) terminal to the battery. The ‘Spider’ injector assembly connector was still disconnected (and needed to remain disconnected for this test). Turned the key to the ON position. Probed the wire piercing probe still attached to the yellow with black stripe wire of the C2 PCM connector.2003 GTS 5Spd Black on black HKS Hi-Power Exhaust K&N CAI Eibach Sportlines Polyurethane Motor Mounts 17" ADR 7 Black w/chrome lip 225/45/17 Michelin Pilot Sport Tires Homemade Grill Megan Racing Short Shifter ES Shifter Brushings Magnecore Spark Plug Wires GReddy Counterweight Shift KnobOK, 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)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 ...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 ...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 ...Jan 18, 2011 · Injector Circuit & Wiring DiagramAmazon Printed Bookshttps://www.createspace.com/3623928Amazon Kindle Editionhttp://www.amazon.com/Automotive-Electronic-Diag... 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 theShare. 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.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.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” (pinFeb 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. 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 ...Please 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.This 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.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.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.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...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 ...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 ...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 ...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 ...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)2004 Cummins Injector Wiring Issues. So this is a post to help out my brother-in-law; he rebuilt the engine completely on his 04 RAM. The only issue he is having now is fuel knock from the injectors. The injectors were tested and cleaned by a reputable shop, and we think the issue is the 3 connectors on the lower valve cover for the injectors.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).2004 Cummins Injector Wiring Issues. So this is a post to help out my brother-in-law; he rebuilt the engine completely on his 04 RAM. The only issue he is having now is fuel knock from the injectors. The injectors were tested and cleaned by a reputable shop, and we think the issue is the 3 connectors on the lower valve cover for the injectors.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 ...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.fuel injector wiring diagram and ECU pinout (computer) suzuki mehran EFI urdu/hindiA 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.This 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.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.DTC P0203 stands for “Injector Circuit/Open – Cylinder 3.” It’s logged when the PCM detects an issue with the fuel injector or its wiring. A logged P0203 can cause your vehicle to exhibit symptoms, such as an illuminated check engine light, decreased engine performance, and increased fuel consumption.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 willShare. 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.Reconnected the battery negative (-) terminal to the battery. The ‘Spider’ injector assembly connector was still disconnected (and needed to remain disconnected for this test). Turned the key to the ON position. Probed the wire piercing probe still attached to the yellow with black stripe wire of the C2 PCM connector.
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 .... Accelerated bachelor
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 ...Mustang Wiring, Fuel Injection, and EEC Information, Use the information at your own risk. There is no claim to accuracy.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 ...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 ...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 ...Share. Access our free Wiring Diagrams Repair Guide for GM S-Series Pick-ups and SUV's 1994-1999 through AutoZone Rewards. These diagrams include: Fig. 1: Index of Wiring Diagrams. Fig. 2: Sample Diagram: How to read and interpret wiring. Fig. 3: Wiring Diagrams Symbols. Fig. 4: 1996 GM 2.2L Engine Schematic. Fig. 5: 1997 GM 2.2L Engine Schematic.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)2004 Cummins Injector Wiring Issues. So this is a post to help out my brother-in-law; he rebuilt the engine completely on his 04 RAM. The only issue he is having now is fuel knock from the injectors. The injectors were tested and cleaned by a reputable shop, and we think the issue is the 3 connectors on the lower valve cover for the injectors.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.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.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...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 ...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 ...DTC P0203 stands for “Injector Circuit/Open – Cylinder 3.” It’s logged when the PCM detects an issue with the fuel injector or its wiring. A logged P0203 can cause your vehicle to exhibit symptoms, such as an illuminated check engine light, decreased engine performance, and increased fuel consumption.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. 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” (pinThe 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 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 willSOURCE: 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.A fuel injector's wiring is not dependent on polarity. As long as one prong of the wiring plug is connected to the positive terminal of the wiring harness and the other is connected to the harness's negatively charged terminal, the fuel injector will function appropriately. In the remainder of this article, we'll describe how fuel injectors are ...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..