Efi fuse blowing. ABout three weeks ago i was out riding, I Jul 2, 2017 · 1. Now turn the key on. #6 · Jan 13, 2011. Nov 3, 2019 · EFI Fuse Blowing. I) 2. I assumed first that this was a short to ground due to rubbed or exposed wire, but I have spent hours and hours investigating that possibility with no luck. If you unplug the fuel pump in your car, see if the EFI fuse still blows. 1)could be a short from the fuel pump to the fuse box. Unplug EFI module for 5 minutes. If the fuse blows than we know the problem is One of the O2 sensors, the IAC, the purge solenoid, or the ECM You can unplug the O2 sensors, iac, and purge solenoid. When first quit blew the 15amp efi fuse in fuse box under hood replaced fuse ran for ashort time then blew am2 30amp fuselink checked all wireing for shorts could not find any local mech. So my truck decided to die on the side of the road yesterday. #5 · Feb 16, 2018. 03-30-2015, 05:07 AM. " He has checked all the grounds. #1 · Apr 6, 2014. If the fuel pump is bad the fuse won't blow. Here are some common concerns with the EFI fuse: 1. It could be a short anywhere in the engine harness. EFI Fuse intermittently blowing. On friday, I tried to jump start my neighbour who owns a 55 plate lexus is 220d v6. I have the front cargo bin removed, as well as the front wheel Dec 23, 2015 · Check the wiring to the O2 sensors. 2013 700 XT TRV EPS : 28" Bighorns on bed linered 08 Prowler rims , Wireless winch remote, 3000LB. Pulled it home. 3. Ask Your Own Toyota Question. I had that same problem with my 1989 Toyota pickup 22re EFi fuse blowing. A circuit breaker might also be the way to go. Aug 8, 2013 · Join Date: Jan 2013. 4WD. Jun 19, 2019 · J20Jeepster. 1991 land cruiser. ? Morgan Fletcher used to have a great write-up that illustrated what he went through in a similar situation -- I thought it was on birfield. Warn winch, Heated front and rear grips, Cat relay wiring harness for accessories, LED light bar, 08 650 trv LTD rear box 1992 TOYOTA PICKUP. The EFI fuse keeps blowing every time I replace it and turn the key on. Any ideas on where to look for shorts, chaffed wires, etc. 1358 posts · Joined 2005. My 02 sensor, air/fuel ratio sensor, and fuel flow sensor are all fine and wired fine. It is a 15A fuse located in the fuse block under the dash. There have been a few instances where at certain RPM's engine harmonics and vibration have shorted inside the starter motor, and Mar 5, 2011 · EFI fuse circuit totally unrelated to starter circuit. I inspected the wiring thouroughly and it is all in tact. The problem seems to have been a defective fuel pump. Check the harness where it comes out of the fuse box and goes over the frame. The exhaust and engine heat can destroy the protective covering and clips and the wires could be contacting the front driveshaft. MANUAL. 2L, automatic. The 30A AM2 fuse feeds the 15A EFI fuse, all a white wire red stripe. the previous owner rewired it, I think, to bypass the EFI fuse. Notice clicking when turning on key. Then I took the relay and banged it on the toolbox a few times and plugged it back in. Dec 6, 2006 · 11 posts · Joined 2006. I've read a lot to check the O2 sensor wires for a short, but they looked fine, so I went ahead and replaced the fuel pump. ODB scanner shows U0100 code. It will blow this after some time. Apr 24, 2017 · 187 posts · Joined 2010. Thank GOD. Fuse blew again and now it blows every time ignition is turned on. If its within an amp or 2 of your fuse rating then you have an issue with a component out of Aug 11, 2014 · When he arrived we check the car and sure enough, EFI fuse was blown. #7. Try unplugging the connector between it and the harness. Battery. Very unusual, blowing 30 amp ignition fuse. com but the last time I looked, the tech portion of the site was non-existent. Jun 13, 2014 · Alternator blew and fried the car alarm, EFI 15A fuse and 10A console fuse. The reason that I replaced it was because the EFI fuse kept blowing. It’s intermittent so it’s gonna be a prick to find. Jul 7, 2015 · This fuse melted down in place. This and the main engine harness where it goes by the EGR are the most common. 99. It started and ran fine after I did that, but I went to drive to work this morning and the same thing happened: the truck died Sep 10, 2006 · get towed home and start digging in to it. It just blows the 20amp EFI fuse after about 10-15 seconds. com Nov 11, 2023 · A blown fuse typically has a visibly broken filament. So to begin the first issue was that the EPS stopped working. Nov 4, 2010 · F. May 16, 2020 · Your wiring for your EFI has a starting point and a ending point ie power comes from the battery to fuse block (starting point) that wire needs to provide power to your EFI (ending point) Pull EFI fuse, in the fuse block one side of the fuse clip will have 12 volts on it, the other side nothing. Oct 12, 2017 · Took a peak in the fuse box and saw EFI 15A fuse was blow. Feb 8, 2022 · Tweet. #10 · Feb 26, 2014. CEL light illuminated and left it like that for 5 minutes and CEL remained on and Fuse did not blow. Try powering the fuel pump independently of the FITech unit. Apr 17, 2010 · 1. Triple checked that. I am writing because i am having an electrical problem that just keeps getting worse. Plugged it back in and it DID blow fuse. Throttle control motor (. Because i wasn't riding much i let it go. Below are the tests I would do first. Try stepping it up to a 15 amp fuse an see it it will blow it as well. 2000 4Runner. For starters the bike is stock outside of a Warn winch and Power Pivot, Hand Warmers and a HMF Exhaust. Jun 25, 2018 · EFI fuse blowing 2018 raptor 700. jpg. Replacing a blown fuse with a fuse of a different rating than the circuit requires is one of the most common reasons a motorcycle keeps blowing fuses. Replaced alternator. The starter solenoid was bad (very high resistance), and Jul 1, 2018 · In addition it powers the ECM. You need to get your meter out on resistance range and locate the short (from the 'output' of your blown EFI fuse) to ground. Mar 21, 2017 · 1996 Pearl Blue Tacoma Single-Cab. 035", LSA injectors, 12. Ask Your Own Honda Question. Jul 13, 2016 · 2015 rzr trail 900. If any of the sensors or associated wiring feeding data to the ECM is shorted it will also blow the EFI fuse. I had a spare in the fuse box and when used, it fired right back up. So I have a 96 2. 5. Mar 29, 2011 · Messages. Blowing 10 amp efi fuse, getting code 84 2 looks like that is the speed sensor. Problem solving a blown 15 AMP EFI fuse and electrical short on a 90's Toyota 4 Runner. back to fuse box. Check the wires from the injectors back to the fuse box for any exposed wire, cracked/broken Feb 26, 2015 · There have also been cases where chaffing of the wires to the fuel pump in/near the gas tank shorted the EFI circuit. I took pictures of what’s going on. The factory one on my 19 lasted 3 rides. Find the EFI fuse near the bottom of the diagram. The Cruiser will travel 10 to 12 miles when cold, then the fuse blows. I think I am finally getting somewhere. -Replaced fuse and tried to start. Hello everyone, this is my first post. Its still under warranty but just want to see if anybody else has had these problems. Thus the invention of the slow blow fuse. I change about 15-20 fuel sending units a year for this exact same issue. 255,436 MILES. Check the B+ terminal to see if it's shorted to ground. I have a 92 4x4 with a v6 in it. 97. red wire on ignition coil. 247. 5A IGN fuse, black wire yellow stripe. no it did not blow the fuse. I would grab the IS wiring diagram and start upluggin these item systematically until the blowing stops, then figure Oct 17, 2019 · When key is turned on, EFI Fuse blows immediately, which kills all other electronics on vehicle. #4. Truck fired up and ran. A shorted 02 sensor heater wire will blow the EFI fuse. Nov 28, 2015 · 2011 Sportsman XP 850 Unswitched Fuse blowing. my 25 amp EFI fuse blows every time the car is turned on. May 20, 2018 · All motors draw a lot more current on startup than they do while running. I am beating my head in with this issue. 2007 Prius - 330k miles- original traction battery (!) 2 days ago, wife left the house in the car, red triangle came on, so she came right home. I put a new fuse in, then pulled it right out and it was okay. 5 to 1 mile. (circled in red connector) 5. Lose the tone from the tone generator in engine compartment side of fire wall. Mechanic for Honda: JOHN GRETHER. . Sep 24, 2013 · Try this: disconnect the wiring connector going to the fuel tank, under the bed. 2. When you disconnect the bypass when you try and crank it the EFI fuse blows and you can’t start the vehicle. You have a bad fuel sending unit bracket, on top of your fuel tank. On the wiring diagram, follow the wiring downstream of the EFI fuse to (1) the ECM; (2) the EFI Main Relay; (3) the Circuit Opening Relay; and (4) the fuel Apr 6, 2014 · 17 posts · Joined 2012. May 30, 2023 · If your 15A EFI fuse keeps blowing, I would lift that junction box (the one that has the 15A EFI fuse in it) off the stamped metal bracket holding it, and turn it upside down so you can see all the wiring at the bottom. I went to go start it up and it would just crank not even try to turn over. Check the oxygen sensor wire harness at the exhaust manifold then the front exhaust pipe then the drive shaft. Subscribed. Apr 18, 2012 · SOURCE: efi 15 amp fuse blows after short run time 22re engine 91. Check the four wires going to each one of the four injectors. Fuel pump wire is triggering a relay, not power the pump directly. checked the coolant temp sensor thats in the radiator, had continuity when it was suppose to and didnt have continuity when it was suppose to. Gender: Male. -Replaced fuse again and put ignition to ON. 3 higher than highest recommended ohm rating) 5. Still cranks and no start no CEL. Removed car alarm and reconnected the ignition switch. If the fuse doesn't blow, the problem is in the fuel pump wiring. So the fuse protecting said motor must be able to tolerate that higher current for a break period. Apr 5, 2008 · The following items are all run, by the EFI fuse: Cruise Control, Electronically Controlled Transmission and A/T Indicator, Engine Control, Engine Immobiliser System. Oct 21, 2018 · Try this: disconnect the wiring connector going to the fuel tank, under the bed. Look at the wiring diagram on PDF page 170 of the attachment. Start by removing the fuel pump relay. Towed it to the garage she works at and found the EFI fuse was blown. Posts: 3. After diagnosing for hours it ended up being the efi fuse. Jul 1, 2018 · In addition it powers the ECM. Let it sit for awhile replace fuse then able to start up. #8 · Jun 12, 2007. . May 10, 2009 · It still won't start. Oct 19, 2023 · Display Gauges. In fact, the injectors are not even powered by the EFI fuse. So i said no problem. Re: 2008 Mercury EFI 4 stroke Fuse Issue. 8 liter, automatic. #5 · Jun 13, 2016. #3 · Jan 12, 2006. My battery fuse looks like it may be burnt out also but i'm not sure. if I install a 30 amp fuse I can get the car to fire up and run for a few seconds before that 30 amp fuse blows. May 1, 2007 · The 15 amp fuse for the EFI keeps blowing so I jumped it out and put my clamp on ammeter on it and it pulled 45 amps of course I tried to keep this as short as posible but those damn electrons still seem to be faster than me!! Jun 14, 2012 · The EFI fuse runs the O2 heater element and if the sensor or the O2 sensor wiring is bad, you will blow the fuse. May 3, 2011 · The EFI fuse often blows because there is a short to ground in the red/white wire that supplies power to the injectors and the O2 sensors as well as a lot of other components. I was driving it around one day just fine then I parked it for about an hour. It then blows a fuse every . Had my 2019 XP Turbo out on the trails this weekend and it randomly cut out and shut off. After doing a bunch of trouble shooting I noticed that the 15A fuse for EFI was fried. hear fuse blow. Then I though "must be the relay then" WRONG. I have a 1997 4 Runner, Automatic, 3. 2) bad relay- change out cheap. also check the wires from the fuel pump, mighta got pinched under the bed or somethin. 58x/4x, IGN1A coils, FireCore50 wires, BR7 plugs gapped at . #3 · Apr 4, 2021. May 3, 2020 · Electrical help needed - EFI fuse repeatedly blowing. I have to disconnect the battery first and then replace the fuse. The no power wire with nothing on it is most Mar 29, 2014 · 1993 22re efi fuse blowing when cranking. #11. EFI fuse blows randomly, I have found no patter. Ignition Switch. Try this: disconnect the wiring connector going to the fuel tank, under the bed. Rust-Oleum 248903 12-Ounce 2000 Degree, Flat Black Automotive High Heat Spray Paint, 12 Ounce (Pack of 1) $9. Most common cause of EFI fuse blowing is the O2 sensor wire touching the exhaust pipe, melting and shorting. Its to the right of the glove box, indise the dash end. Every time I turn on the battery switch the 20 amp fuse that is to the lower voltage regulator blows. Sidney® ™. In order to do this you have to remove the throttle body and the it was, the wiring was resting against the egr tube. Aug 20, 2020 · Midwestmetal. I have a 1993 toyota pickup with the 22re and two weeks ago while driving the motor died on me. Did you take the headlight pod apart and look inside there. F. Disconnect the FITech feed and test the wires (power AND ground) that power your fuel pump. flyitchuck. Start the machine and get a reading. '14 RZR 800 trail. When I replaced the pump the first time, it seemed to had fixed the problem. May 9, 2016 · Type: EFI. Better yet just disconnect the fuel pump wiring as close to the fuse box as possible, and check it for an unexpected ground. Throttle position sensor (ohmed out to specs) 4. My 2003 Toyota Avalon kept blowing an EFI #2 fuse. First Name: Ryan. The remainder of the fuse to the rear was burned, black and crispy with only the metal bade remaining. Then it will run a good while till it blow the fuse again. If the fuse is blown, the engine will not start. Jul 24, 2015 · I've Also switched out EFI Relay. Turn the key on. The Holley oil pressure switch says to use a 7. 610. On mine the EFI fuse protects the fuel pump, IAC valve, EGR valve, Vapor pressure Sensor, Evap Solenoid, ECM Dec 30, 2012 · EFI (electronic fuel injection) is a nasty fuse to blow. The fuse is responsible for providing power to the electronic fuel injection system. 74,000 MILES. Jan 10, 2020 · Had it delivered and it’s been sitting in my warehouse. If the fuse still blows, it's not the fuel pump wiring and you need to look elsewhere. I have read all of the threads about this problem. '03 sportsman 500HO (gone) '14 Massimo 800. I've read all through the previous threads about this problem but here's my problem Efi fuse blows only under load, if it's in park or neutral I can rev the heck out of it but as soon as I drive it and it goes above 2k the efi fuse Mar 30, 2015 · Blown Fuse. I have a fuse problem driving me insane. I installed a new fuel pump today. Regardless, it is an issue that needs a fix at a moment’s notice. Great systematic breaking down a problem. 12674 posts · Joined 2006. Local Toyota stealership can't figure out why it keeps doing this. Now everytime i turn the ignition to the on position the efi/ecu fuse blows without even trying to crank. 4 CYL. Jump to Latest Follow I've seen it blow a fuse before when chaffing, i think it was the EFI fuse. Now a bit of history. You've got a bare wire someplace. 15 amp EFI fuse blows every time I turn the key (have not seen any other threads that mention this symptom). I started with a 10 amp fuse, being just a switch wire. Fuse blown again. If you need to know more information Jun 13, 2016 · 44011 posts · Joined 2011. If the Sniper itself was blowing a 30 amp fuse, you'd likely have melted components. When the machine is being cooperative and running you can remove the fuse and in its place install a current meter large enough to handle the load, most will go up to 10 amps and are fused internally. There was another post just recently EFI fuse kept blowing. '08 Sportsman 500HO efi. 2001 Lexus IS 300 EFI circuit. if you leave the bypass in, it will start bit doesn’t 2005 SCION TC. My setup: LS7 based 440. $49. I have used a jury rigged headlight in place of the fuse to Mar 29, 2014 · 1993 22re efi fuse blowing when cranking. in case it points to anything, the car did seem to idle low when cold. Replace the fuse and crank the engine. Toyota Mechanic: Ted Ritter. #3 · Apr 11, 2011. The motor would crank over but would not start. Replace the fuse, turn the key on, and plug them in Jan 21, 2016 · EFI fuse did NOT blow. Attachments. Jun 21, 2018 · Trying to determine which relay is the circuit open relay so I can check it. IMG_20190702_191043. I is starting to happen more frequently. It is a black plastic fuse that is attached to the battery terminal. I’ve had a few people come look at it mobile mechanic wise but all that’s turned out to be is a money grab. Hello everyone. FWD. Wrong Fuse Rating. When it blow, it will keep blowing them and not start. The dealer cannot figure out the problem and left me with no idea how to fix it. So as Victor said, that could be the problem. Dec 16, 2022 · Efi Fuse Toyota Corolla. RexRunner. However, with so many miles on the vehicle, maybe it would be a good idea to pull the ECU, remove the covers and inspect the circuit Sep 16, 2011 · It intermittantly keeps blowing the Fuel injection #2 fuse which puts the car into a "safe mode". Happens when I'm driving it and I have to coast it to the side of the road. Otherwise, could be tough to find the short since EFI fuse powers the circuit opening relay and fuel pump, powers the ecu and, through it, many of the sensors. Source, me under my 80 on a dirt road disconnecting the O2 sensor last summer because the EFI fuse kept blowing. That will almost certainly eliminate the wiring between the FITech unit and the fuel pump as the problem. 16 posts · Joined 2008. Feb 16, 2018 · fourwd1. M. Come to find out it was a blown 10A efi fuse. If the fuse does not blow, then the power wire going to the fuel tank sending unit is shorted out to ground. Use the EWD to identify circuits on that EFI fuse signal and track down the short with the meter. go straight to the fuse box and the 30A EFI fuse is toast. Harmonic Damper Pulley Holding Tool & Crankshaft Pulley Holder for Toyota Tacoma Nissan Camry etc. Now there's already a 30 amp fuse. replaced it and it blew about 15 min later. 5" spacers, 255/85 r16 Yokohama Geolandar MT, 185K Apr 14, 2009 · First if you havent tried this, disconnect the main relay and see if it still blows the fuse. Checked all the grounds. So I have a 09 RZR 800. There is not much in the diagrams you posted. The other side of the EFI fuse the wire is black green stripe, to EFI relay and to the ECM. Plug it back in and try to start it immediately to confirm a heating short or possible bad module. It was the wire coming form the O2 sensor resting on the exhaust pipe. #5 · Dec 26, 2014. See full list on cartipsdaily. 8 compression, approximately 825 BHP (693 at the rear). The photos are of what was left of the fuse in the side towards the front of the truck. -Unplugged the Circuit Opening Relay from under the dash. If not put relay back in see if fuse blows. I have a code P0100 MAF open or short. Maybe a wire was rubbing against that stamped metal bracket and is sometimes making contact with it. 1994 FZJ80, OME850/864 w/ CSC 1. I can replace the fuse, and turn the ignition on and the fuel pump primes and Oct 6, 2011 · EFI Fuse blowing Jump to Latest Follow 5K views 3 replies 4 participants last post by hachi Oct 8, 2011 Mar 23, 2009 · 700 EFI BLOWS MAIN FUSE WITH KEY OFF ONCE BATTERY CONNECTED [/b] If it's only blowing the main and no others, there are only a few items to look at. 6. To be sure pull the hood and the tank cover, unplug the fuel pump, replace blown fuse and turn the key on. Jan 21, 2012 · Toyota Mechanic: Ted Ritter. 55. You can run a "jumper" wire temporarily back to the fuel pump for troubleshooting. However, diagnosing a fuse issue should be accompanied by a thorough inspection of the EFI system by a professional technician. I saw basically every dash light on, red triangle, red car with !, gas gauge flashing empty to full. The ECU will blow this fuse after a couple of laps at the track. Location: Tucson, Az. former owner 98 Camry LE, 2. Disconnect the battery and use an ohm meter between the B+ terminal and body ground. 53K views 4 years ago. Mar 11, 2010 · If the fuse is blowing as soon as you turn the key on, it will be easier to troubleshoot the problem. 4. Think clicking is coming from EFI Relay. Car just shut off while driving. It fired up and ran for maybe 1 second. In my case I was able to repair the shorted wire and its been good since. #2 · Jul 19, 2021. The electronic fuel injection fuse is a vital component in a car’s May 7, 2019 · Nilight GA0004 5Pack 12AWG Inline Wiring Harness 12 Gauge ATC/ATO Automotive Holder with 30A Fuse Blade Standard Plug Socket-5 Pack, 2 Years Warranty. It could be a short circuit related to a faulty O2 sensor, the ECM, or a circuit overload due to some other component drawing a huge amount of current. It now has about 20 hours on it and now its having problems and I'm wondering if anybody knows what could be wrong with it. Ok So i left the motor without the top cowling through a day of heavy rain. The EFI fuse supplies voltage to the EFI relay and then the fuel pump. 05 scion tc. Sep 11, 2019 · Supercharger works fine and draws 10amps once the clutch engages. Harveyd9. Nov 14, 2018 · 2007 prius - blowing EFI fuse, other issues. Both the EFI 1 relay and the fuse are in the engine bay fuse box That wire runs from the fuse box to the injectors. The relay is fine. Mar 17, 2018 · Have blown up to a 10 amp fuse using the Sniper Master Kit, and a Holley oil pressure switch wired into the blue wire from relay to fuel pump. The EFI fuse on a Toyota Corolla is located in the engine compartment. When the pipe would heat up the fuse would blow. My 2000 4Runner's 20 amp EFI fuse keeps blowing which of course causes the engine to shut off. Since the issue is so intermittent, you may have to wait until it blows the fuse consistantly before you can do anything. I tested both regulators with a multimeter and they Oct 15, 2009 · If it does not turn the key off, reinstall the EFI relay and remove the circuit opening relay/fuel pump relay. Apr 6, 2010 · another EFI fuse problem. Also, check for a short on the alternator or wiring, the efi fuse is linked to the charging system. i'm not getting any spark, and my clock fuse was also blown. does anyone know what all is tied to the EFI fuse electrically? i was thinking about unplugging stuff until i found Aug 23, 2015 · Efi fuse keeps blowing. Feb 14, 2018 · 1. I then began checking components. Now it's blowing the EFI fuse as soon as I turn the key even with the circuit opening relay AND the fuel pump unplugged. Logically there must be a short circuit between the EFI 1 relay to the fuel injectors. I replaced it, drove it for a while, parked it for the night, drove it the Jun 11, 2007 · CHECK UR EFI RELAY on the fuse box under the hood. I have an 05' matrix XRS with 43xxx miles on it and the other day my wife was driving it when it died on her. I have a 1990 toyota truck 3. Replaced 15A and 10A fuses that blew. Mar 30, 2011. 1825 posts · Joined 2004. Apr 9, 2011 · 48 posts · Joined 2011. Jan 17, 2023 · When the EFI fuse blows, it may also erase any trouble code that the ECU might have stored. A buddy has a 91 p/u 22re that is blowing the EFI fuse. Thanks for the additional information,it sounds like to have a fuel pump that is shorted out or has too much resistance, this can cause to much of a current draw and blow the fuse. Still blowing. replace and turn key to "On" position. I have a factory service manual and used it to check the fuel pump relay with a volt meter. May 21, 2013 · I inserted a new fuse and turned the ignition, nothing; checked the main fuse again and it was blown. Like. $28. I have a problem in wherein every time I press the accelerator more than half way to the floor it blows the EFI fuse. I have done research on the net and this forum and I'm guessing I have a wiring issue somewhere; most likely a wire that has worn and is touching the frame or a neighboring wire. _No THANKs necessary ! Dec 2, 2017 · hey everyone, yes I'm making another thread on this topic. Jun 11, 2007 · CHECK UR EFI RELAY on the fuse box under the hood. Basically, you can start it and it will go about 100 feet and "pop. Feb 25, 2014 · 2337 posts · Joined 2009. We put a 20A in and drove it down the road and it had no power. 5 amp and that would blow pretty quick. I've put in a 15 amp and it hasn’t blown yet, but haven’t drove it other than to start it with 15 amp. HP: 200. These EPS motors are always starting from a stop. Not exactly sure that has anything to do with the problem i'm having but it started right after. Think-power outlet ,also check the wires running down the stem. Blowing the fuse means you have a short to ground. Frop the tank down, you will see the problem. Oct 27, 2003 · EFI fuse is blowing. 7K subscribers. He is not very good at mechanics, and I wish I was closer since I have been trying to diagnose it over the phone with him. Jul 18, 2021 · sandman89. Leaving me with a crank no start. he said his Battery had gone flat. Truck did NOT blow a fuse. Drove it about a mile and it blew the fuse and cut off. This is a VERY common issue. I checked over the wiring for the 02 sensor and the ground Apr 22, 2020 · The engine computer (ECM) rarely fails. We’ll get into some of the specifics of some of these in their sections down below. I picked my raptor up back in February new from the dealer. Repairs tv's,vcr's,home/car audio out of my home. 1133 posts · Joined 2020. Jan 12, 2006 · Sidney. Orion Motor Tech Gear Puller Set, 3" 4" 6" 3 Jaw Puller Kit for Pulley Gear Bearing Flywheel Removal, Heavy Duty Pulley Puller with Reversible Jaws 3 pcs Bearing Puller Tool Kit. then died. The Compressor models uses a 20amp EFI fuse as standard. Serious problem, simple fix. Engine is running perfect at the moment. I fused the red/white wire (switched +12V). I was going to take the valve cover off to get to the injectors as I have heard they can cause and efi fuse to blow. One option might be to use the current fuel pump feed as a trigger for a separate relay and fuse for the pump. As well as installed a new Mass air flow meter because the heating element in the MAF is prone for failure (shorts). Ok, so its either the realy itself or the computer or the injectors. 7L 4cyl that keeps blowing the EFI fuse. Then I plug the harness back in to see if it would blow the fuse again. Pin 155 on ECM (you could actually check continuity between pin 155 on ecm and wire 6 on that connector. That did not solve it. May 21, 2014 · 3267 posts · Joined 2007. I have already replaced the fuel pump with a new pump from advance auto. Please Help! Truck: 1990 Toyota 4runner, v6 auto 4x4. A couple of months ago the EFI fuse started blowing. I used pliers to remove the remnants of the singed blade from the molding and contacts. No history of problem. If I cant locate the circuit opening relay I will put the tone gemerator on the fuse box on the 20 amp EFI fuse and work back the other way>. Found blown fuse, replaced, drove a little farther. or even better, connect the above connectors and check where it connects to in the fuse box) 7. $9. Oct 26, 2022 · Your EFI fuse could keep blowing due to several reasons. Jun 13, 2018 · Voltage and ground issues could be placing higher loads on the pump wiring. Said fuel pump was shorting out put new fuel pump and screen in ran ashort time blew fuse again can Oct 19, 2016. Assuming the fuel pump went out at 220k I replaced it, only to figure out promptly after I just had a blown efi fuse. Starter Relay. Unplug the fuel pump relay again and see if the fuse still blows. I know this doesn't sound like it makes any sense, but check the starter motor and battery cables inside the cowl for signs of heat damage. Replace the fuel tank sending unit if the Apr 9, 2009 · The EFI 15 amp fuse keeps blowing on my girlfriends 1995 80. The first would be the rectifier/regulator. 02-08-2022, 07:46 AM. Glad I had cell service and could browse the mud forum for the idea. Circuit opening relay, fuel pump relay or fuel pump, unless it’s something in the computer or something else as mentioned, O2 sensor. 0 litre v6 5 speed 4x4 and my efi fuse keeps blowing I figure it might be the fuel pump so i disconect the wiring harness from the pump relay and it still pops the weird thing is is that when my truck is cold it wont blow the fuse for about 5 mins but when its a little Jul 31, 2021 · 2. 10. replaced temp sensor (for E. Jun 3, 2005 · Jan 15, 2018. I own a 89 toyota toyopet truck. #1 · Dec 6, 2006. So I thought "must be a bad pump". #1. Hi all, I'm having an electrical issue that hopefully someone can help with. You never ever replace a fuse with a higher one or a piece of wire,it's a fire hazard. Sep 21, 2010 · EFI fuse keeps blowing. Toyota Mechanic: Skyvisions. These are all fuses under the hood that are blown or blowing when i turn the ignition Apr 21, 2019 · Poor connection on the fuse itself, faulty EFI relay, poor ground connection somewhere, battery voltage low, insufficient charge going to the battery, too much charge going to the battery or a faulty ECU. As soon as I connect the battery, the 15A blows. Almost forgot, there is a 30A fuse that is blown under the dash. The EFI relay is actually powered by the 7. Replace the bracket, and you will be good to go. top right - seat belt switch. If it does, start with checking all the ground connections, and the Apr 6, 2015 · Checked 30A FL Power fuse at dash for continuity and was okay. Fuel pump. nljjsklgzfshlusgkhuj
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