The Black Box is labled Fuse Relay Center, the diagram on the cap displays which Relay is the Fuel Pump relay. The fuse still blows within a half second of connecting it. I was able to narrow the problem down to the fuel injector fuse circuit. I tried looking up the diagram and apparently, there are quite a few things that route to this fuse. The fuse still blows within a half second of connecting it. If the EFI fuse always blows when the brakes are engaged, it might be as simple as a short (whatever) in a single ECM connector. If connecting all injectors did not blow the fuse, try the wiggle test on the wires, with key on. ) Mass Airflow Sensor, 3. One time it happened after an aggressive stop at an intersection. My 2000 pontiac grand prix 3. Eliminate the filter as a possibility. I would ohm check pin 1 of each injector to. Check each of the large fuses in the under-hood. ) Fuel Injectors, 2. ) Oxygen Sensors (there are three of these), 4. When a fuse blows it means more demand for power is comming through than the 10 amp fuse can handle. Fuse A Circuit; 1: FUEL INJ: 30: Fuel injection system, air bags, generator: 2: DEFOG: 30: Rear window defroster: 3: MAIN: 100: Overall circuit protection: 4: BTN: 40: Passenger. No pulse signal to the injectors from the PCM (no crank or cam sensor input to the PCM, or a bad driver circuit in the PCM, or a wiring harness problem) 3. the rave actuator. The video above shows how to check and change blown fuses in the engine bay of your 2000 Ford Escort in addition to where the fuse box diagram is located. Jonathan Yarden Oct 22, 2021 · 5 min. New Friend: An expert that has 1 follower. Figure 3. Clogged fuel injectors can cause sporadic fuel delivery. Checked and no pulse to injectors. com Car Chat Search | Car Forums | Gallery |. If car still does not start, visually inspect the fuses. TEJANO78. 10 Answers. Single switches or relays can fail internally causing a number of different symptoms including no start conditions (inoperative fuel pump or PCM), engine running warm due to inoperative cooling fan, or the AC might not blow cold air. Scan for codes. replacing the fuse, the car will start and run until the fus. If you have. by are filter. Car Questions Ford Repair 2000 ford escort: it took awhile to blow again. Everything is JMHO. read. No voltage to the fuel injectors (blown injector fuse or bad relay) 2. I went ahead and started the car it worked fine for. 2 Answers. 3 6spd AWA5, 3. ECM activates the pump for a few seconds after power is applied to the bike to get fuel pressure up. Browse Categories. Why does my fuel injector fuse keep blowing? Various factors can lead to fuel injector failure; however, the four most typical issues are listed below. The most common causes are problems in the ignition (for example, a bad ignition coil) or fuel system (for example, a clogged fuel filter). AUTOMATIC. Look for exposed wire, melted insulation, things like that. Injector low internal resistance (basically an injector that works, but is out of specs) Grounded driver circuit. My 2003 Toyota Avalon kept on blowing the EFI #2 fuse. Loss of Engine Power. They replaced the fuse, and promptly got an oil pressure warning. ) EVAP System, 5. 6 Style. if the fuse keeps blowing then you could have an injector/s that is drawing too much or the injector driver in the ecm may not be any good and needs. com Car Chat Search | Car Forums | Gallery | Articles | Helper | AF 350Z | IgorSushko. Once the car warms up, these symptoms seem to dissappear. 0 engine. ) Engine Control System. Does the ECM 1 Fuse Pump the Fuel Pump, also disconnected the Fiter turned on the key and no fuel. If it doesn't there is a chance the ignition 1 voltage is shorted at the injector. The fuses are designed to blow before the entire wiring harness is damaged. I'm pissed off because ford cant give me no answer or i cant find any info on it. , and there is power at the white with the green striped. ) Fuel Injectors, 2. 2005-2008: Trailer tow left turn. com for these popular complaint. ) Mass Airflow Sensor, 3. To remove a fuse use the fuse puller. If results from test say battery is:Good, then crank the engine and hold down the gas pedal. - The car drives perfectly. SOURCE: Blows fuse wont start. Most of the time, replacing a blown fuse will solve your electrical issue. 2000 ford escort zx2 fuel injector fuse keeps blowing i dont know. 5 ohms spec is 11 - 14 ohms unpluged ecm ohmed wiring from ecm to injector connector ok ! im having trouble finding a schematic online for inj 2 15amp circuit. SOURCE: fuel pump fuse blowing. 1 Reply CARADIODOC CERTIFIED MECHANIC 33,536 POSTS A simple trick to finding a short is to replace the blown fuse with a pair of spade terminals, then use small jumper. Make sure the power is good and you have power on the WHITE/GREEN striped wires at the CCRM connector. Turn the ignition switch to LOCK (0). Browse Categories Answer Questions . This morning I try to start it and it wouldn’t start. The EFI fuse is the same as the fuel injector fuse or INJ fuse. Fuse box diagram (fuse layout), location and assignment of fuses and relays Ford E150, E250, E350, E450, E550 (Van, Wagon, Cutaway, Stripped, Chassis Cab) 1997-2008. Does the ECM 1 Fuse Pump the Fuel Pump, also disconnected the Fiter turned on the key and no fuel. Marvin. One is black/brown which is the EEC relay and one is black/green this is the fuel. Hey guys, My wifes 2002 WJ 4. Pulled the fuses for the headlamps, which were both in tact. Check if the fuse is blown – if the thin wire inside is broken, the fuse has blown. Everything else works, and it cranks over but does not start. Turn the ignition switch to LOCK (0). Parked it at the store and came out to experience a no-start condition but it did crank. ) EVAP System, 5. The green vacuum valve that operates them is electrical. The engine control module monitors all engine sensors to ensure they do not show the wrong values. THERE. To check it, remove the filter from the vehicle and drain excessive fuel from the filter. 2003 chevy silverado injector 2 fuse blows when ignition is turned on. Polo 2002 keeps blowing Injector Fuse number 3. Go to the parts store and see if they have one for your model, then use an ohm meter to see what the resistance is for a new one, then. Turn the engine switch off and turn off all electrical accessories. No misfire, hard acceleration and fuse blows code 1389 pops up new fuse in and it starts right up and runs. 2542 posts · Joined 2017. 3 engine. I have tested the ohm reading of the injectors. ecm1 is injectors not fuel pump ecm-b is fuel pump its more likely to be a faulty relay for the injectors, it would be a similiar design to this In most cases like this the reason is No Power to the PCM (like the #30 blowing from a shorted heater element that, because it's getting colder now, is first being activated). Repair the harness & replace the fuse & bada bing! You should be in business! Hope that works. If the filter gets clogged with sediment, you can have trouble accelerating and might suspect your fuel pump has got a problem. A fuel injector usually costs between $50 and $300. Location. No power on the black wire at the inertia switch. the brake pedal. I can keep a charge on the battery overnight by removing this fuse. My 2003 Toyota Avalon kept on blowing the EFI #2 fuse. All the injectors have around the same resistance. it has 2 white high temp insulation wires that are connected to a big round white or yellow connector. or unplug one injector at a time and try this wold be my last try. Using a different type of fuse can cause serious damage to your electrical system and components. 3) Swapped fuse. Car starts right up. If results from test say battery is:Good, then crank the engine and hold down the gas pedal. the thermostat needs replacing Posted on Feb 12, 2009. 6 tdci Ford focus and while driving it just cut out. Escort 2. 7 gas. 2) Checked engine bay fuse block, blown 7. the exhaust gas sensor. Vehicle Data 1996 Ford Escort LX. 0 answers. Check if the fuse is blown – if the thin wire inside is broken, the fuse has blown. You may cause the fuse to blow by wiggling or moving a section of wire, and that is the likely source of the short. In this article you will find a description of fuses and relays Lexus, with photos of block diagrams and their locations. So I unplugged all the fuel injectors and plugged the C101 connecter back which the fuse stop blowing, so I plugged the injectors back in one by one and tested the fuse it still did not blow. 0L 4 Cyl. On top of the cover of the fuses it will tell you what that fuse was for. Pulled the fuses for the headlamps, which were both in tact. Jeffrey Turcotte Apr 05. So last night I drove my van to the store and came back home with no problems. Hey guys, My wifes 2002 WJ 4. If car still does not start, visually inspect the fuses. Highlighted the cigarette lighter fuse (as the most popular thing people look for). Will help point you where to look. Another symptom of an issue with the vehicle’s. Joined. Take a compression test and verify the motor is worth the effort. Michigan. MANUAL. STUD 2 Fuse #8. The fuel injector’s cost may differ a lot depending on if you have a gas or diesel engine. See diagrams below for details about which fuse to check. However, the source may also be a mechanical fault (for. or unplug one injector at a time and try this wold be my last try. Were is the fuse for the cigarette lighter on a Nissan elgrand alpine 2000 model. Cut the wire at the point of the short using a pair of wire cutters. After it was clear that the motor wasn't going to fire I did the following: 1) Disconnected both battery terminals to reset the ECM, waited 10+ minutes. Blew one 30 amp fuel injection fuse today, and one about 6 months ago. 80,000 MILES. Posted: Mon Dec 28, 2015 10:36 pm. ) Mass Airflow Sensor, 3. If the 15 amp fuse blows you have a short in your power window circuit. 73LS rear, CCV Mod, APC Headlamps, Autometer C2 Gauges, (Boost,Pyro,Trans), 4" Turbo-back exhaust, XM Radio, AIS, ITP Regulated return, fuel feed lines, Airdog, & 4pos. And if you have thought about it don't install a higher rated fuse unless you want real problems. It began to lose power and when I tried to give it gas it eventually died. ) Oxygen Sensors (there are three of these), 4. 3) Swapped fuse. 13 posts · Joined 2018. the rave actuator. Blown injector circuit fuse. Everything is JMHO. Clicking this will make more experts see the question and we will remind you when it gets answered. borgward · Registered. This can be due to the fuel injector not closing or leaking. ) Engine Control System. Replace the blown fuse with a new fuse of an appropriate amperage rating. 1. MEMBER. Highlighted the cigarette lighter fuse (as the most popular thing people look for). To check it, remove the filter from the vehicle and drain excessive fuel from the filter. Make sure. Test, battery. An EFI system also relies on the ECU, fuel pump, different sensors, and fuel pressure regulator, and each of those have separate fuses and relays. It is the injector fuse. A misfire might tell you which cylinder. Test, battery.