Ecu Fuse Blown Symptoms

The most important component you'll install in a car audio system. Well I tightened all3 grounds and most of the day today it was straight, well tonight they started blowing again. I assume that it sits between the alternator and everything else - so a blown fuse would look like a blown alternator. It started when I had a flat and the next day, my truck would not start. No power the the motor at all. Fuses R CHANGING A FUSE A blown fuse is indicated when the electrical equipment it protects stops working. my question is, why would truck start at and runs fine for the first time when he just fixed it with fuses and partial power wire to ECM. Don't bother with what they call the main. Started checking fuses and the ECM fuse was blown. I would start by checking the relay, then checking the circuit integrity (looking for a short-to-ground). If the fuse is bad, upon retrieval and inspection the wire inside of the fuse will broken, burnt, or otherwise disconnected. checked all fuses. The fuse box in the engine compartment contains the fuses for electrical components such as the starter motor, fuel pump, ECU computer module, horn, A/C blower motor, HVAC system, engine fans, windshield wipers and brake lights. i cant even get the thing to turn on now. In rare cases, the breaker may be damaged and v. 0 gas fuse 29 15amp fuse keeps blowing-no spark unpluged coil and fuse keeps blowing. The ABS Light will become illuminated once the computer has detected that there is a problem with the system. For example, a blown fuse can cause electrical equipment connected to that fuse to cease functioning until it is replaced, but the blown fuse itself may be symptomatic of a short circuit in the car's. yours sounds like maybe a bad ground from the battery to the engine. Try pulling fuses 3, 12, and 19 from the under dash fuse box and see if that helps (I *think* the car will still run with those pulled, but hardly anything will work). and yes this originated from over charging that's why the battery boiled and alt fuse blown so something must have spiked out. To see if the short is due to a bad ECU simply remove the connections to it and see if the fuse then blows or use a ohmmeter to check the resistance on the load side of the fuse. Relay Panel Battery Battery Relay Panel Ignition Switch. If the fuse is not blown, go to Check 3. If he had the pack set to a high enough voltage, it could have resulted in blown fuses and ecu's. after replacing the fuse and trying to start the engine u hear the fuel pump start then the fuse blows. Fuses are designed to handle a specified amount of amperage, and are designed in a way that if the set. If this is the case, then I wouldn't have been able to drive my car down to the dealer with both a bad alternator fuse and bad battery. Checking the main fuse is easy, it's usually clearly visible if it's blown. Started checking fuses and the ECM fuse was blown. Wont start after blown fuse and running poorly. It blew again today, so I swapped another fuse into it, and it blew again within a mile or so. After checking all the fuses i found a blown ecu fuse under the seat. Turn ignition to "II" position. Other than the wiring, there's a good chance the fault is on the ECU. Pull up gently on the fuse pullers (but don't squeeze the top together, or they will let go of the fuse) to remove the ECU fuse. If the fuse is blown, other components responsible for heat have probably been stressed. A quick check of fuses identified a blown 15A fuse in the engine bay fuse box- fuse 104 engine management fuse. checked all fuses. Not white ones. If this is the case, then I wouldn't have been able to drive my car down to the dealer with both a bad alternator fuse and bad battery. Just another blown fuse. bingo the ECU is bad. Thanks in advance. well I popped the hood, I was thinking maybe its a busted fuel line or the filter may have been loose, well I looked under the hood, everything looked fine. Drove the truck home and it dies on my street :wall:. As for buying a better brand, from the dozens of sets I've seen now, they ALL fail. If savvy? (tools) attach the AMP-Clamp ,meter to 8V B1 pin or 16v C2-12 key on, see if meter slams over 20 amps and 15amp fuse blows. Illuminated ABS Light One of the first symptoms of a blown fuse or relay is an illuminated ABS Light. One possible reason for ECU fuse blows is frayed or shorted wires at the crankshaft position sensor on the front of the engine. " He has checked all the grounds. that should tell you if it,s the ground cable. I have no power to the engine fuses or the fuel pump fuse, 28,29, 33, 34 either with the key on or while cranking. This is almost always in regards to the main power fuse. Blown fuse in control box. High current draw can also cause the fuse to get hot and open. First thing I found was the ECU fuse had blown in the engine bay - well I presume it was the ECU fuseas when I put a new one in, next time I put the ignition on the ECU clicked & the throttle body made a noise. fuse 15 and its the ecu fuse. Fan turns on after fuse vlows. Toyota Camry Fuse and Electrical Questions and a 5A ECU-ACC. Determine from the chart on pages 283 and 284, or the diagram on the fuse box lid, which fuse or fuses control that device. If it is an 04 or newer VTX then you are looking for a 4 pin red plug with 4 wires (green, brown, green/orange and black/white) and a red snap-on cover. Failure will cause the the EPC light to remain on and the gear selection lights to flash. After utilizing the "switched" fuse to light my LED's, I decided to also pigtail my fog lights from it. It first blew when we were actually driving down the freeway, the car lost acceleration so we pulled on the side of the road and turned the car all the way off. so its something on the ECU side. When you have a blown fuse focus on diagnosing the circuit with the blown fuse. You will also notice that the 30 A main fuse blows when. I am trying to determine if problem is in the motor or in the igntion switch itself. Screw-in fuses are typically 15-amp or 20-amp fuses, or occasionally 30-amp. Hi, Wayne here from Sears PartsDirect. It seems like it's right when the fuel pump engages. Blown fuse in control box. Sometimes battery terminals could be wrongly connected voluntarily or involuntarily and as a result like every other electrical connection, in order to protect other devices or electronics the fuse is blown or disengaged. Wait ten minutes. Is that correct? I live in California so is there. Microwave Not Working - Fuse is blown Appliance Express August 23, 2017 Microwave Repair Leave a Comment A blown fuse is one of the most common problems a microwave can have, but that's just the indication that something has gone wrong. For example, a blown fuse can cause electrical equipment connected to that fuse to cease functioning until it is replaced, but the blown fuse itself may be symptomatic of a short circuit in the car's. Replaced SBF fuse 5 with SBF fuse 6 for windows and it blew instantly along with SBF fuse 8 in engine fuse box. Failing, Bad or Blown Fuse In Car Symptoms. Checking Fuses. The ECU-B and RAD2 fuses are linked. If I replace this fuse the fuel pump whirrs into action but I can hear the ECU fuse blow as soon as I turn the starter. As you probably already know your local Volvo dealer is very expensive and they have a monopoly on ecm / ecu repair. It's on the under-dash #4 fuse bus. If the replacement fuse blows, this indicates an electrical problem. The amperage rating can be found on the fuse box lid. How Do You Know If You Have a Bad ECU Computer in Your Car? A bad electronic control unit often signals the driver by causing the check engine light to remain illuminated. That´s how I discarded a motor issue. 1996 chrysler cirrus lx 2. Re: Elite 2500 ECU Fuse keeps blowing Post by Flat_Rate » Sun Jan 14, 2018 1:42 am looking at the diagram the red/white wire feeds the Circuit, it is fused at the battery and that fuse does not blow. Key on, and another blown fuse leads to one conclusion: a short somewhere between the underhood fuse center and the connectors. The fuse that should have blown is a 10 amp on the inside fuse block labeled illum. This is a sign that your vehicle is going through head gasket failure or the cracked block. The RAD2 fuse supplies power to the radio through the ACC-CUT relay (accessory cut-off relay). This is why you’ll need to have a technician get to the root of the problem, prevent the cause. 2014 honda accord sports - 2018 Honda Civic Reviews and Rating Motor Trend; 2006 honda crv tire size - Honda CR V 2003 Wheel & Tire Sizes, PCD, Offset and Rims. It could be that just one of them is shorting out which is blowing the fuse. Well, since it would hardly turn over, I took the starter off and had it tested. A mostly discharged battery won't be able to provide enough power to start the car, but can often run all the other systems. Failing, Bad or Blown Fuse In Car Symptoms. Blown mega fuse is a dead short or crossed wires. Symptoms of blown battery fuse comes in various ways and in different forms in most vehicles. Otherwise, no fuses blow. Found the ECU-IG 10amp fuse blown. If equipped with this fuse and it's NOT blown, then the alternator is bad. Then it occurred to me that it was blowing the fuse when I was driving in the rain. I have done nothing to cause this and niether has the customer. This unit is one of the many Volvo ecm computers we stock part number 0261207712. In fact, I removed a known good door dinger fuse (DOME, 10amp) and checked every fuse over 10amps in it's slot. Sure enough my 10A ECM 1 fuse was blown. Replaced it again and it blew right away this time. Best Answer: i had a module go on my oldsmobile once and it would,nt even start. Eng Bar fuse keeps blowing after water splashed into engine bay Hello all. "How to Check a Fuse at the Home. If there was a problem with the CMP, I expect the ECU would set P0340 or P0344 codes. We can save you the time and money by testing your ECU DME before spending on costly diagnostic labor and sensors. changed 100 amp alternator relay also 15 amp ECUB fuse and 15 Amp EFI fuse all blown and replaced still car will not start. left it on for about 15 min then proceeded to reverse out the garage and put it in 1st gear and it stalled out on me. When the ignition switch is first turned to ON, the fuel pump should run for a second or two. The best way to find this is to pull all loads, and then add them until the fuse blows, (lacking and ammeter (amp clamp meter) or a Circuit breaker used in place of stock fuse. my question is, why would truck start at and runs fine for the first time when he just fixed it with fuses and partial power wire to ECM. After hitting a puddle and water splashing up into the engine bay I've had some issues. and see if the problem is resolved. I have an '87 Samurai that blows ignition fuse every time the battery cable is removed, and sometimes when just normally driving. 5 A: Smart entry and startsystem, power windows, multi−informationdisplay, electric power steering,theft deterrent system"). Make sure that their levels are equal in the twelve o'clock position. Being an electric car now, I simply bypassed the relay and ran a wire from the battery to the fuel pump relay socket. fuse 2 and 8. My battery fuse looks like it may be burnt out also but i'm not sure. 99 This repair service is for the PCM (Power Control Module) or ECM (Engine Control Module) from a 2005 or 2006 3. It started right up, I let run for about 30 mins. I have tried a used body control module from ebay. Average failure mileage is 128,000 miles. I had to keep changing the EFI fuse to keep my daily driver going. They found the fuse blown, but could not find a cause. there was a thread about a month ago in tech section about pcm fuse blowing. Below is a helpful guide to determine if you have a faulty ECU. This is a 15A. i followed the wire straight to the ecu. If you get a voltage reading across the fuse, that fuse is open. Thanks in advance. Blown ECU fuse need suggestions on finding short 2002 Mercury Cougar I4: basically I was driving about 75 in fourth gear, going up a hill while chillin' to my A/C on this horibly hot and mugy day. Truck still runs pretty good but once in a while idles bad and hesitate. I checked the fuses and the fuel pump fuse had blown. it started. Even if wire colors match, open ECU and look for obvious internal damage (connectors could have been changed back). I recently purchased a '96 LX450 and it has been running fine until a couple of weeks ago. Otherwise, no fuses blow. Fuses do sometimes blow for no reason, more often than not they do blow for a reason though, but if the set is working OK, then chances are it was a nuisance failure of the fuse. Symptoms of blown battery fuse comes in various ways and in different forms in most vehicles. Cigar lighter / power outlet fuses in the Toyota Tundra are the fuse "ACC" (Cigarette lighter) in the Instrument panel fuse box, and fuses "PWR OUTLET 1" (Power outlet - upper), "PWR OUTLET 2" (Power outlet - lower) in the Engine Compartment Fuse Box. If the motor slows down, the counter EMF reduces so the current can increase leading to blown fuses. ok so i have a 94 gsr and jst the other day my car jst stopped on me so i checked my fuses and noticed the ecu fuse had blown so i put in a new one and it ran jst fine the next day it wouldnt start so i checked again and the same fuse was blown and everytime i put in a new one it cranks over for like to seconds then the fuse blows. Fuses are designed to handle a specified amount of amperage, and are designed in a way that if the set amount is exceeded, the fuse will literally blow to protect the circuit. So, if your fuse is blown, there are a number of symptoms that can depict themselves and help you tackle the issue right away. Possible causes could be a motor that is mechanically burdened. Chevrolet Silverado 1999-2006: Fuse Box Diagram. As I pulled back onto the highway I crossed a rumble strip that jarred the truck again and it immediately blew the fuse. I've owned the boat 3 years and never even looked in the ECU before today. Average failure mileage is 217,000 miles. The reason it keeps blowing is one of the things on the circuit is drawing too much current or you have a short. and see if the problem is resolved. Literally just shuts off. In fact, I removed a known good door dinger fuse (DOME, 10amp) and checked every fuse over 10amps in it's slot. Confirm wire colors match each side of connectors. bingo the ECU is bad. Locate both the PCM BATT and PCM IGN fuses. To see if the short is due to a bad ECU simply remove the connections to it and see if the fuse then blows or use a ohmmeter to check the resistance on the load side of the fuse. Worked like a charm. It's winter now and sometimes I do not drive my car for 3 to 5 days. 7 in it and the truck was running just fine until I went to start it up It started fine just like every other time and I gave it some gas up to about 2000RPMs and right when it returned to idle it died instantly just like I turned the key off. The fuse most likely supplies power to other devices, possibly some engine controls, and the trouble is really there. A proper test would monitor voltage at the motor plug as well as the current as well as fuel pressure. if your fuse pops, boom, we know it is somewhere in the lights, and it should protect the ECU. After checking all the fuses i found a blown ecu fuse under the seat. A man approaches me and tells me to check the fuses. Always replace fuses with the proper type, value and size. What I don't understand is that to begin with my driver side turn signal in my tow mirrors and rear driver side blinkers were working just as normal and my passenger side was the problem. Re: ECU Fuse Blown Thanks for all the advice - It seems there is a fairly straight forward circuit route from battery to ignition (via F3/20A) back to F16 which directly feeds the ECU under the glove box, so if its a short I would suspect along this path hopefully. Depending on which fuse goes, sometimes the dryer could be dead as well. If the electrical system does not work, first check the driver’s side fuse panel. kioti tractor blowing fuses i know this is an old post but,i have a lb2204 had the panels off when servicing it and noticed sparking between the alternator and starter,it was the fusible link,insulation was melted off of it and was arcing against the block. Well, since it would hardly turn over, I took the starter off and had it tested. My Fuel pump died, Ive replaced it, problem is I checked the fuse and it had blown, put another in and blew straight away even with the key off. -truck die while driving and can't be started. Well, it turns over good but it's blowing fuses. Fuses R CHANGING A FUSE A blown fuse is indicated when the electrical equipment it protects stops working. The second time was more recently, the car was driving a message appeared about a dstc failure and the engine died. I noticed my check engine light on and the speedo not working about a week ago. The amperage rating can be found on the fuse box lid. Sure enough my 10A ECM 1 fuse was blown. i did as you said with both knobs turned right down but they still keeping popping. I know when a fuse is blown when the fuse is clear. From the fuse out, power runs to a splice feeding the EFI relay coil and relay hot terminal. Going through the troubleshooting guide and just about everything requires hooking up to the OBD port at some point but it's impossible with the fuse blown. how many hrs you have on this engine? what year is it. if you want the. If the ECU Doctor and his team achieve that mission, then we are happy. Pulled all things driven by the ECU, coils, IAC, injectors and fuel pump. I have done nothing to cause this and niether has the customer. Most cars even provide some spare fuses and a little fuse puller that you can use to remove a blown fuse and insert a new one. Hello everyone. The most likely cause would be a failed pump. I took it to dealership and of course it didn't do it there. Discharged my battery completely, car wouldn't turn over until I had it recharged. Just as most homes are equipped with fuses or circuit breakers, microwave ovens also have fuses that short out or blow in the event of an overload. I tried to get the bike started after it had been sitting a while and I think I blew a fuse when trying to charge battery. For exterior or interior lighting, the possibility of. Today I was removing and reinstalling my stereo (long story), and when I got it back in I noticed that the interior lights no longer work, the. Normal fuse. I found a short in the wiring harness near the passenger side exhaust manifold. So he thinks my oxygen sensors are good that I have something wrong with wiring from fusebox to. 2008 honda civic starter location - Blown ECU fuse Honda Tech. I had brought my ram to an auction 2 weeks ago to sell it, but didnt get what i wanted. This fuse is used to avoid high current throught grounding ciruits in ECM. the relay might have developed a short or it could be something up the line from the relay. If the fuse blows again, even after you've fixed any venting problems, there's some other problem with the dryer. it is blowing the IG-ECU fuse. Blown fuse. now I am stuck with a PCM 30amp fuse that blows every time i try to start the truck. GL's all used the fusible link style. There are 2 kinds of shorts, ones that blow a fuse and ones that make something stop working. Put it in a safe place. 2014 honda accord sports - 2018 Honda Civic Reviews and Rating Motor Trend; 2006 honda crv tire size - Honda CR V 2003 Wheel & Tire Sizes, PCD, Offset and Rims. Often the main fuse blows when accidentally touching the wrong battery terminal when boosting a dead battery. the FI fuse powers the engine control module (ecm or ecu),distributor,mass airflow sensor(16v),egr, idle air control and fuel pump. An external coolant or oil leaking right at the seam in between the cylinder head and the engine block. If the replacement fuse blows, this indicates an electrical problem. Engine bay fusebox. My 1999 Octavia Tdi blows the fuse for the ECU? First happened on the motorway in the rain, the car just stopped. the relay might have developed a short or it could be something up the line from the relay. IT IS ECM GROUND FUSE. Get the best deals on Engine Computers for Ford F-250 when you shop the largest online selection at eBay. Blown Fuse Replacement. 1 fuse is blown. Re: ECU Fuse Blown Thanks for all the advice - It seems there is a fairly straight forward circuit route from battery to ignition (via F3/20A) back to F16 which directly feeds the ECU under the glove box, so if its a short I would suspect along this path hopefully. I replaced it and as soon as I turned the key to the ON position the fuse blew again, and it keeps doing this. 1991 Chevy S-10 ECM fuse blowing when ignition is turned on. Possible causes could be a motor that is mechanically burdened. I have found that fuse # 23 under the hood and fuse # 5 in the cab keep blowing immediately when starting truck. Idling back to the marina right now. He climbs under truck to unplug both senors and puts another fuse in. went to check the 15a fuse for the ecu and it was blown. the fuse will blow as soon as the key switch circuit is energized. As for buying a better brand, from the dozens of sets I've seen now, they ALL fail. I checked continuity on wire and it was good but checked with test light and it had ground on it. most of the time it’s on engine a component is shorting. Found the ECU-IG 10amp fuse blown. A fuse is to interrupt the current flow if something should occur, delaying it can cause fire or damage. If you are facing issues with your Cummins engine, it is very possible that the ECM has developed a fault. CarComplaints. Again, blown ASD fuse, however now the fuse blows the second you install a fresh one and crank the engine. They are important because they protect your sensitive electronic devices, like your air conditioner. Check the fuse on the motor its blown, replace it and turn on the battery switch to give power back and the battery immediatly starts to smoke. Just as most homes are equipped with fuses or circuit breakers, microwave ovens also have fuses that short out or blow in the event of an overload. Either that or simply replace those wires. The Evora ECU looks like it is an EFI Technologies unit, similar to the Elise/Exige. A blown fuse would not have caused the dinger to sound off. A/C keeps blowing fuse [ 11 Answers ] I had an earlier post about neither the furnace or a/c working well the problem was a blown fuse, and I have no idea why I didn't find it earlier. without it, your car wont start but it will keep turning over. Could that be fried or could it be a bad wire im not seeing. Thanks in advance. I'm suppose to be going out to Tampa later on last night, I pull out of the drive way, the car stalls again. It only does it in high gear. I would start by checking the relay, then checking the circuit integrity (looking for a short-to-ground). Causes of blown fuses. I'm having a problem with the C3 15 amp fuse blowing. Blower motor (Air Con) 2. Pinching water line now for quicker return. please help! - Answered by a verified Chevy Mechanic We use cookies to give you the best possible experience on our website. There are two conditions that can cause a fuse to blow. When you replace a blown fuse in the car, not only develop your mechanic skill, you can also save yourself from the trouble of other expensive repairs. Fridge, awning, slide, power stabilizers, lights, radio are all dead. I replaced it with another 10A and it started up and took me only about a mile before it blew again. How To Inspect and Replace Automotive Fuses article on Edmunds. That fuse powers a lot of different things, not just the ECU. He installed a new fuse and it blew too. When the ignition switch is first turned to ON, the fuel pump should run for a second or two. Don't do that. 1 fuse is blown. But, it could also be a broken wire or something else in that circuit. Ecu fuse blown you are welcome to our site, this is images about ecu fuse blown posted by Brenda Botha in Ecu category on Sep 22, 2019. " He has checked all the grounds. A mostly discharged battery won't be able to provide enough power to start the car, but can often run all the other systems. I'm having an Issue with the ECM 1 fuse blowing, i tried about everything, and im at my wits end. As you probably already know your local Volvo dealer is very expensive and they have a monopoly on ecm / ecu repair. Often the main fuse blows when accidentally touching the wrong battery terminal when boosting a dead battery. SEAT HTR LH. If the fuse is blown, other components responsible for heat have probably been stressed. I have a 2000 S-10 2. There only one cause for a fuse blowing - too much current, and two causes of that - too high a voltage, or too low a resistance in the circuit. To blow that instantaneously there must be a full short to earth somewhere. A friend believes the short may have destroyed the light dimmer portion of the headlight switch (he ran power to the fuse and the lights came on but dimmer function would not work. One of the first symptoms of a blown fuse or relay is an illuminated ABS Light. blown 5 amp fuse Hello, So I went out on a service call for this 5 ton carrier unit the other day and found a blown 5 amp fuse. Once you found the wire trace it. and see if the problem is resolved. How to Tell If You Have a Faulty ECU April 5, 2012 Find out what you can expect to pay for ECU repair, the 5 symptoms of a faulty ECU, and the technology of ECU diagnostics. Instead, with a fuse puller or needle nose pliers, pull the following two fuses from the fuse box: 7. Locate the fuse box and open the cover. toyota forum at Car Dealer Forums; My 2006 Sienna had not been driven for sometime as I have been traveling with. the ignition fuse on my car keeps blowing on me. Unfortunately, my wiring diagram doesn't identify the other fuses by name, e. fuses first, but check all the fuses before deciding that a blown fuse is not the cause. Sao now fuse 5,6, and 8 a blown, going to get more fuses now, can't find what SBf fuse 8 is for, it's also a 30A. If you notice any of the symptoms of a bad capacitor or if the air conditioning system will not cycle, it is best to call for professional repairs. I replaced it with another one and as soon as the ignition is put into the "on" position, the fuse blows again. Well, I replaced the fuse and not 20 seconds after I started the car, it popped the fuse again. Changed the fuse, started the truck without problem and let it idle about 5 minutes. Recently I have been blowing the 40amp ignition fuse every month or so. But the problem is, most times, you may not know if the Engine Control Module is faulty. Check the fuse on the motor its blown, replace it and turn on the battery switch to give power back and the battery immediatly starts to smoke. ) The sub' keeps blowing fuses in its power cable, I've gone through 4 fuses in 3 days. 2: 7,5: Anti−lock brake system, vehicle stability control system, traction control system, brake assist system, shift lock control system, automatic transmission, cruise control system: 18: A/C NO. It started right up, I let run for about 30 mins. Follow these steps to replace a circuit breaker fuse. OP, of you are blowing fuses, something is drawing more than 30 amps. fuse 10 powers the ECU, the fuel pump relay and the coil packs start by unplugging all the coil packs and put a new fuse in see if that fixes it. please help! - Answered by a verified Chevy Mechanic We use cookies to give you the best possible experience on our website. You need to inspect them, there is a clutch wiring pigtail assembly that likely needs to be replaced, it either broke a wire in it or shorted out the diode thats in the pigtail. I replaced the fuse is everything is fine once again. It did start the first time and ran for 5 mins and blew the fuse. A friend believes the short may have destroyed the light dimmer portion of the headlight switch (he ran power to the fuse and the lights came on but dimmer function would not work. i followed the wire straight to the ecu. etc, and still the fuse would blow. About 2 kilometres on the motor died on me. Locate both the PCM BATT and PCM IGN fuses. It features a metal strip on one side that melts if it is overloaded. If a fuse blows, or a relay fails,. You can also find other images like images wiring diagram, images parts diagram, images replacement parts, images electrical diagram, images repair manuals, images engine diagram, images engine scheme diagram, images wiring harness diagram, images fuse box. One of the first symptoms of a blown fuse or relay is an illuminated ABS Light. Well, I replaced the fuse and not 20 seconds after I started the car, it popped the fuse again. Fuse box diagram (location and assignment of electrical fuses and relays) for KIA Sorento (XM; 2010, 2011, 2012, 2013, 2014, 2015). Otherwise, no fuses blow. I think the problem is a blown fuse, but I don't know where the fuse box for the tail lights is. Average failure mileage is 217,000 miles. If it was the stick coil, would it be fine for a while and then happen again like this? If you had the tank off, why didn't you pull the stick coils, several members have had cracked coils, condensation gets in and shorts out, at least that would have ruled it out. The camshaft position sensor (CMP) isn't on the ECU (under-hood fuse #6) fuse bus. I have a 1999 GMC Suburban and My ECM-1 Fuse keeps blowing. If the dryer starts heating again, you know that your thermal fuse is blown. Most ECU "outputs" complete a circuit to ground. Basically, you can start it and it will go about 100 feet and "pop. I'm having a problem with the C3 15 amp fuse blowing. I didn't see any water leaks, looked at ECU and it looked fine. * Last updated by: JUDAH on 4/1/2013 @ 1. inside car engine controls the big engine harness connector with 10 mm bolt. The ECU now has default numbers in its trim memory - it has to adjust them to match the tune of your engine and its sensors and actuators. Symptoms of blown battery fuse comes in various ways and in different forms in most vehicles. Fuse 35P (5 amps) is located in the interior fuse box behind the lower glove box and protects the ignition power supply to the Air Suspension ECU.