Polaris ranger ecm problems

Polaris Ranger Ecm ProblemsConsumer should immediately stop using the recalled ROVs and contact Polaris to schedule a free repair. What Are the Symptoms of a Bad ECM?. This ECU tuner comes loaded with your choice of badass custom tunes for your Full Size Polaris Ranger. your first ecu (the one that wasnt firing one of the injectors) might just ...

Jan 30, 2021 · Problem solved! It turns out that the keyswitch was bad! It was losing the C-D continuity while in the start position. This means that the ECM was losing power while cranking even though the Spark Module was still receiving B+. A quick diagnosis clue was that with the headlight switch ON, the headlights were going off while cranking.Jun 15, 2017 · I'm just wondering if ECU failure is common on 2015 rzr 900s. I had the bike out on a run and it failed on me and I had to tow it out. It seemed as if it was running on one cylinder (MAG) and would stall when it was given any gas. The fuel pressure was fine, the compression was good and i checked the dark green wire leading from the sensor ...Sep 18, 2022 · How to fix Polaris Ranger 700 XP air filter problems: The best option to avoid air filter problems in your Polaris Ranger 700 XP is to clean the air filter often. Replacing the air filter after riding several off-road rides is a better option, or you should change the air filter once a year. 7. Ignition Switch Problems. Trouble shooting a total power loss on my Polaris ATV. I'm little windy in my story telling, but hopefully I can save others from spending way too much. Al... Mar 5, 2024 · The Polaris Ranger XP 700 standouts from the crowd of 4 x 4 off-road utility vehicles. This was one of the first ATVs that came with an Electronic Fuel Injection so that riders could start it quickly even in high altitudes and extreme temperatures.. A liquid-cooled Polaris 700twin-cylinder EFI engine powers this ATV pretty well. It can produce a …Jan 7, 2024 · Polaris Ranger ECM (Engine Control Module) problems can lead to issues like poor performance or failure to start. Common causes include wiring faults, water damage, or internal malfunctions. Diagnostic tools can help identify specific ECM problems. Jan 21, 2024 · Common Issues. The Polaris Ranger diesel models often encounter common electrical system glitches. Users frequently report problems such as issues with the battery, starter, or alternator. ... (ECM) that manage ignition timing and fuel delivery. In essence: Diesel variants require specialized knowledge for addressing intricate fuel system ...Jul 3, 2021 · The ranger will start up and run 3 or 4 minutes and shut down. Started checking voltage at the pump, no voltage, let the unit sit 15 minutes turn on the key fuel pump works, getting 12.8 volts, after a few minutes same thing. Talked to some people who told me that it was probably the ECM and that I could send it to module masters in Idaho and ...

Nov 19, 2023 · If your Polaris RZR 900 misfires, it may be due to issues with the ignition system, fuel system, or engine performance. First, ensure that the spark plugs are in good condition and properly gapped. Then, check the fuel system for any clogs or issues. If the problem persists, it is advisable to consult a professional technician to diagnose and ...Feb 12, 2012 · They telling me if t hat's the case the ecm is bad. Anybody else had this problem? Save Share. Like. Sort by Oldest first Oldest first Newest first Most reactions. commanderjjones. ... PRC Polaris Ranger Club. 703.8K posts 49.3K members Since 2007 PRCforum is the best Polaris forum community to discuss RZR 1000, Crew 900, PRC …Nov 22, 2023 · To address ECM concerns specific to the Polaris Ranger 700 XP: Solution: To fix this problem, effectively restoring ECM communication necessitates a visit to an automotive repair facility. Also, you can fix the ECM communication issue which requires intricate programming, and the intervention of a skilled professional is important. Mar 22, 2011 · It has a 2 wire harness leading to it. Unplug that harness and turn the key on. The fan should default to on (running). That is a safety feature to keep the engine from overheating if the thermistor goes bad or the harness comes unplugged. If the fan doesn't come on with that harness unplugged, the ECM is probably bad.Nov 1, 2020 · Polaris atp 330 2005 ecm is rare and priceless so I wouldn't try to swap it in case the ecm is not the problem, polaris atp 330 stator is the same in 2004 and 2005 model so that mosfet voltage regulator should solve my exploding battery problem. Polaris SurePower ECM Harness MOSFET Sportsman 400 450 500 600 700 Scrambler Trail …Jun 13, 2014 · Well guess not think i messed up the ECM. I now after welding get the check engine hot message and the fan runs constantly. Tried disconnecting the battery and …

Polaris New OEM ECM ECU Electronic Control Module Ranger 500 Ignition Unit. Toggle menu. 833-545-3222 USD . USD; CAD GBP AUD ... Polaris New OEM ECM ECU Electronic Control Module Ranger 500 Ignition Unit Polaris. MSRP: $464.99 $339.94 (You save $125.05 ) SKU: 4011089 UPC: P4011089 Condition: New Availability: Special …Nov 13, 2010 · 2011 Ranger 800 efi 300 miles on it. Lately I have been having cold start problems. The engine cranks but will not start. If I keep trying it it will all of a sudden start like normal. If I touch the throttle it will not start and seems to flood (fuel smell). Dealer suspected Coolant temp sensor and replaced it. Didn't help. #1 · Mar 18, 2016. ECM 20 A blown fuse. So I got a brand new 2016 900 crew 6 eps. All the accessories including the prospector tracks. Took it out today for a first run and after 2 …Nov 26, 2012 · 2008 Ranger 700 XP No Spark. Hi everyone, I'm a new member, and a new owner of a used ranger with 3900 mi. I just purchased it last week, the previous owner installed a new throttle cable and a new battery just before my purchase. I adjusted the idle per the procedure online and it ran good for about 2mi then started to backfire and die.

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I have a 2014 800 EFI Polaris Ranger ( Full Size) if you find a cure posted on forum. I am new to the Forum I had the same problem with hot seat on my 2014 Polaris Ranger 800 XP full size I put about three layers of heat reflective material under the seat plus I put a bilge pump blower motor under the seat to blow air across the engine and help ...2 days ago · The Fora platform includes forum software by XenForo. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. A forum community dedicated to Polaris Ranger owners and enthusiasts. Come join the discussion about performance, modifications, winches, tires...Polaris Ranger Ecm ProblemsConsumer should immediately stop using the recalled ROVs and contact Polaris to schedule a free repair. What Are the Symptoms of a Bad ECM?. This ECU tuner comes loaded with your choice of badass custom tunes for your Full Size Polaris Ranger. your first ecu (the one that wasnt firing one of the injectors) might just ...Jul 25, 2010 · I have a 2006 Polaris Ranger EFI 500 4x4. It cranks and runs for a few minutes sometimes 15-20min sometimes 3-4 min., then the rear differential starts clicking, the taillights start blinking, the headlights quit, and the gear indicator light disappears and then the machine quits!! ... especially over the 'net. The ECM may very well be your ...

Feb 1, 2008 · Polaris is revising and expanding prior Safety Bulletins ATV-05-01, ATV-05-01R, ATV-05-01T, ATV-05-01L, and ATV-05-1C under a newly issued Bulletin ATV-08-01. ... (ECM). Polaris has determined the recall defect could cause the ECM to fail and overheat. If this were to occur, excessive heat could cause a fire, possibly resulting in severe injury ...Jan 12, 2006 ... Its not the control ground, that comes from the ECU ... I have a 2014 570 EFI Ranger Crew .Although ... My niece's polaris 110 died when she was ...Most of United's aircraft are equipped with the newest Polaris seats, featuring premium food and amenities and access to the Polaris Lounge. We may be compensated when you click on...Mar 9, 2023 · 11. Fuel Pump Issue. The next common issue for the Polaris Ranger 1000 involves fuel pumps. A faulty fuel pump can cause further problems with a vehicle’s engine, such as reduced performance and low gas mileage. To diagnose this problem, it is important to check both the fuse and wiring of the fuel pump relay.Jan 4, 2022 · On yours the other thing you can try is unplugging sensors to narrow done a circuit or sensor. I replaced a speed sensor once in a 900 crew and it caused the ecm fuse to blow. Once unplugged it wasnt an issue. Ordered another new speed sensor and it fixed it. Sent from my SM-G991U using Tapatalk.Dec 17, 2023 · Fortunately, most overheating issues stem from a few causes: 1. Clogged Radiator. The radiator on the Ranger XP 900 is susceptible to getting clogged with mud, debris, and insects. Take a look at the radiator fins and use compressed air or a garden hose on a low setting to blow out any debris restricting airflow.Dec 17, 2023 · The cooling fan is critical for airflow when the Ranger XP 900 isn’t moving. If the fan quits working, heat can build up quickly. Check that the fan kicks on when you turn the key on. If not, verify the fan is getting power. The fan motor or related wiring may need to be repaired or replaced if faulty. 5. Also read: 5 x Most Common Polaris Ranger 1000 Problems! 3. Overcharging Battery or Intermittent Charging – Polaris RZR, Ranger, and Sportsman. Overcharging will occur when the voltage regulator supplies more than required to the battery. Overcharging can shorten the battery life and eventually lead to a dead vehicle.Oct 9, 2011 · The ECM (silver under hood) red wire has 12 volts on it, but the orange wire into the key switch only has 5.5 volts on it. I suspect the ECM has gone bad, but have no way to test it. When I short the starting solenoid, the ranger turns over with no issues. I hate to go and purchase a new ECM with no assurances that my problem is it.

Jan 25, 2021 · Only way to test the ECU is with a known good one. Sounds like it's that or bad wires. But you have a multitude of issues so I'm leaning bad ECU. 2011 Sportsman® 800 EFI. GURU front brush guard. GURU rear brush guard. Polaris front lock n ride cargo box. Polaris rear rack extender. Warn RT 3.0 winch w/amsteel synthetic line.

Dec 18, 2011 · Fuel Pump Test NOTE: The fuel pump/tank assembly is a nonserviceable assembly and must be replaced if determined to be faulty. If a fuel delivery problem is suspected, make certain the filters are not plugged, that the pump is being activated through the ECM, all electrical connections are properly secured, the fuses are good, and a …Oct 17, 2023 · Problem One: ECU Has No Communication. The ECU is connected to a lot of components in your Polaris Ranger. ECU communicates with other modules through connecting with-. All of the sensors, The input processing circuitry, The analog-digital conversion circuitry, The microcomputer, The power supply, The output processing circuitry, and. Sep 20, 2023 · Polaris RZR 800 Problems. The five most common Polaris RZR 800 problems are: The pinion nut destroying the rear differential. Air filter letting too much dust into the engine. Oil pressure relief valve gives out leading to a blown engine. Springs sag over time. Engine overheating. This guide will detail each problem along with proven fixes.Dec 10, 2020 · Intermittent starting problem. 2018 Polaris Ranger 570 midsized. Every six or eight times I start the Ranger it seems like it is on a super high compression stroke and won’t start. Try the key again and it starts. Did this three times on a ride yesterday. Could this be a bad spot on the starter or maybe a faulty brake start switch.Off-roading is a popular pastime for many people, and the Polaris Ranger is revolutionizing the way we experience it. This all-terrain vehicle (ATV) has been designed to provide a ...Jan 25, 2021 · Only way to test the ECU is with a known good one. Sounds like it's that or bad wires. But you have a multitude of issues so I'm leaning bad ECU. 2011 Sportsman® 800 EFI. GURU front brush guard. GURU rear brush guard. Polaris front lock n ride cargo box. Polaris rear rack extender. Warn RT 3.0 winch w/amsteel synthetic line.

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Oct 29, 2012 · no spark problem please help. So first let me start by saying hello everyone Im new as of now. Im currently in afghanistan with the military and we had a couple of polaris rangers pawned off on us. one was completely torn apart and the other just wouldnt fire. We started messing with the one that wouldnt fire.Dec 19, 2023 · Polaris Ranger ECU problems negatively impact your ATV’s engine in many ways. In this article, you can learn how to diagnose and repair a faulty ECU. ... A connection goes from the positive terminal of the battery through the ignition switch and a fuse to the ECM. With this, when the ignition is on, the ECU gets power. Diagnosis.2 days ago · The Fora platform includes forum software by XenForo. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. A forum community dedicated to Polaris Ranger owners and enthusiasts. Come join the discussion about performance, modifications, winches, tires...Nov 22, 2023 · To address ECM concerns specific to the Polaris Ranger 700 XP: Solution: To fix this problem, effectively restoring ECM communication necessitates a visit to an automotive repair facility. Also, you can fix the ECM communication issue which requires intricate programming, and the intervention of a skilled professional is important. United Airlines will officially open a Polaris Lounge in Denver International Airport for its long-haul business-class passengers. United Airlines will soon have a Polaris Lounge i...May 1, 2012 · 1526 posts · Joined 2011. #2 · May 1, 2012. Make sure you are pushing the brake pedal when you're trying to crank the engine. If you are and it's not working then the switch may be bad. It is meant to sense pressure in the brake line. It should have orange wires and will be located under the hood near the steering box.When it comes to choosing a side by side utility vehicle (UTV), the Polaris Ranger is a name that often comes up. When it comes to performance and power, the Polaris Ranger stands ...Aug 28, 2020 · 2005 Ranger 700XP ECM Issues. I only have 589 hours on machine and has been mostly flawless with exception of ECM. I am currently on my fourth ECM in the past 15 years. Yesterday the engine just cut out and gauges went to acting crazy, so I assumed another failed ECM. When I disconnected plugs to look for any burned spots, … ….

Oct 29, 2012 · no spark problem please help. So first let me start by saying hello everyone Im new as of now. Im currently in afghanistan with the military and we had a couple of polaris rangers pawned off on us. one was completely torn apart and the other just wouldnt fire. We started messing with the one that wouldnt fire.May 29, 2019 · 2014 Polaris Ranger Crew 900 2012 Polaris Outlaw 50 2010 Honda Rancher EPS 420. ... this is the same ECM that Polaris recalled 2005 -2006 Sportsman and the same part number 4012443 was used in BOTH the 2006- 2008 Sportsman & the ... but that doesnt mean they can't be a problem. Polaris is very careful about announcing recalls as …May 7, 2018 · NEW MEMBER HERE so I have a 2015 Polaris ranger 570 eps since the Harvey storm im trying to get it back in working order ive had everything working on except the speedo now nothing works at all. tried new battery its already dead which is odyssey. new starter solenoid. new ignition switch. so far when I turn the key on I get a click from …Jul 11, 2020 ... Went for a quick ride with the family in our Polaris Ranger down a bumpy trail. Stopped to take a quick break and the Ranger would not start ...Jul 17, 2021 · In this video, you will learn 4 symptoms of a bad or failing engine control module. Watching this video will help you diagnose to see if it's time to replace... Oct 24, 2023 · The polaris ranger 150 may experience problems such as engine stalling or starting issues. The polaris ranger 150 may encounter a range of issues, including engine stalling or difficulties with starting. These problems can be frustrating for owners who rely on their vehicle for various tasks and activities. It is important to be aware of...Most of United's aircraft are equipped with the newest Polaris seats, featuring premium food and amenities and access to the Polaris Lounge. We may be compensated when you click on...Jan 26, 2011 · PDM problems. It appears my '05 Ranger 500 4x4 has a "possible" PDM failure. 12v in OK but 4.6v out. Doing a search, it seems like there is a lot of "possible" PDM problems. It is a $275 fuse block except for the alternator voltage control and that should be integral to the alternator. Anything that happens to it and you are dead in the water ...There are two major kinds of starting problems with a Ford Ranger: it won’t crank, or it won’t start. If it won’t start, the possible problems are a failed fuel pump or a failed cr...Mar 13, 2023 · 3. Start Then Dies Problems. A faulty spark plug is one of the most common causes of start-then-die issues with Polaris Ranger 500 UTVs. When the spark plug isn’t firing correctly, it can cause the engine to start and then die quickly due to a lack of fuel or oxygen being sent to the combustion chamber. Polaris ranger ecm problems, Mar 16, 2010 · LaDSM. 1641 posts · Joined 2006. #10 · Mar 29, 2010. arcing plug wires wont kill the ECU, they are just fishing for ideas. You need to find another dealer. I just fixed an XP yesterday that (2) dealerships and $1000 later couldnt fix. THey put a new belt, new ECU, and new plugs and a dyno run and still couldnt fix it., Jan 22, 2023 · Check for dirty terminals on the ect sensor and retest. IMO all of your wiring is good because when the ect sensor is unplugged the ecm commands the fan to a predetermined speed based on a faulty sensor. Also the temp sensor must be reading some sort of resistance within spec if the fan does not engage when the harness is connected., Polaris New OEM ECM ECU Electronic Control Module Ranger 500 Ignition Unit. Toggle menu. 833-545-3222 USD . USD; CAD GBP AUD ... Polaris New OEM ECM ECU Electronic Control Module Ranger 500 Ignition Unit Polaris. MSRP: $464.99 $339.94 (You save $125.05 ) SKU: 4011089 UPC: P4011089 Condition: New Availability: Special …, Apr 26, 2013 · After some careful contemplation, I am confident that your ECM (power module) is causing your problem. It's a tough call as both parts are spendy so I don't like to make the call unless I am certain. About $236.00 at checkout @ www.partzilla.com. QTY PRICE 4011090 MODULE-700 ECM 1 $236.42 SUBTOTAL: $236.42., Aug 8, 2020 · Polaris front lock n ride cargo box Polaris rear rack extender Warn RT 3.0 winch w/amsteel synthetic line Viper aluminum haus fairlead Polaris front spring adjusters Ricochet a-arm guards Ricochet full frame skid plate ITP T-7 beadlock 14" w/OMF inner rim guards Maxxis big horn 2.0 26x9 front Maxxis big horn 2.0 26x11 rear QSC clutch kit, Jul 16, 2020 · 2) Replaced spark plug 3 days ago (7/13/20) 3) Replaced fuel pump 7/13/20. 4) Checked all ground wires. 5) Checked all fuses. 6) Took off and blew out gas line from gas tank to fuel injector. 7) Changed oil/filter to make sure oil was not low. After doing all of this it still does the same thing, it will start run for about 1-2 seconds and then ..., Jun 4, 2014 · All Polaris ECUs, when purchased new over the counter through the parts department, need to be flashed. They have some info in them, but not enough to start and operate a vehicle. [email protected]. Benchmark …, Jul 25, 2010 · I have a 2006 Polaris Ranger EFI 500 4x4. It cranks and runs for a few minutes sometimes 15-20min sometimes 3-4 min., then the rear differential starts clicking, the taillights start blinking, the headlights quit, and the gear indicator light disappears and then the machine quits!! , Oct 9, 2011 · Do not replace the ECM without factory authorization. The relationship between the ECM and the throttle position sensor (TPS) is very critical to proper system operation. If the TPS is faulty, or the mounting position of the TPS is altered, the TPS must be re-initialized. For the purpose of troubleshooting, a known-good ECM from another …, Aug 26, 2013 · ALNeenyo Discussion starter. 160 posts · Joined 2013. #13 · Sep 10, 2013. Rawyo, I'm not seeing that thread here, but what was the cause for my Ranger's cutting out, was the TPS (Throttle Positioning Sensor) wire harness. It was chafed where it was rubbing on the starter motor's power connection., The Polaris Ranger RZR 170 all-terrain vehicle reaches speeds of up to around 25 mph. The RZR 170 has a 169 cc four-stroke single-cylinder engine. Many of Polaris? ATVs have larger..., Feb 1, 2008 · Safety Recall - ATV Multiple Models - Revised and Expanded ECM Fire Hazard Bulletin. Dear Polaris ATV Owner: Polaris Industries of Medina, Minnesota is revising and expanding prior Safety Bulletins ATV-05-01, ATV-05-01R, ATV-05-01T, ATV- 05-01L, and ATV-05-1C under a newly issued Bulletin ATV-08-01. The Bulletin/recall affects select Model Year ... , Jul 11, 2020 ... Went for a quick ride with the family in our Polaris Ranger down a bumpy trail. Stopped to take a quick break and the Ranger would not start ..., Oct 16, 2023 · 4 posts · Joined 2023. #1 · Oct 16, 2023. I took possession of new Kinetic for just one day and then the problems started. It got stuck in Park (I'm advised this is a long standing problem with Rangers; you can't park them on even slight inclines) and it got stuck in "Limp mode." The dealer took it back, only to inform me of the official ... , Aug 18, 2022 · 2006 Polaris Ranger 700 XP ECM Problems. The 2006 Polaris Ranger 700 XP ECM is a standout off-road utility vehicle with Electronic Fuel Injection. Those features allow it to ride with a high attitude and even higher temperature. But there are some common issues with this model of Polaris Ranger. It can’t run; Fuel pump issue; TPS …, I have a 2014 800 EFI Polaris Ranger ( Full Size) if you find a cure posted on forum. I am new to the Forum I had the same problem with hot seat on my 2014 Polaris Ranger 800 XP full size I put about three layers of heat reflective material under the seat plus I put a bilge pump blower motor under the seat to blow air across the engine and help ..., Jan 15, 2022 · I hope this helps fellow PRC members who have had ECM and burned plug and or wire issues like I did. The 16 pin plug - 15326666. The 14 pin Plug - 15326917. Connectors Pins for inside of Plugs - 15304718. Seals for the Plugs - 12191221 or 15366066 Note: you can use either one depending on supplier's stock. Cavity Plugs for the Plug - …, Mar 5, 2018 · A new clutch kit for the 570 will not improve performance, however the tuning of the ecu does. We do send out a new clutch kit with the bigger motors like the 900 and the 1000 but the factory clutch kit with the 570 is sufficient. The price for a tune for the 570 is $400.00 compared to $500 for the other models which includes a clutch kit., Polaris New OEM ECM ECU Electronic Control Module Ranger 500 Ignition Unit. Toggle menu. 833-545-3222 USD . USD; CAD GBP AUD ... Polaris New OEM ECM ECU Electronic Control Module Ranger 500 Ignition Unit Polaris. MSRP: $464.99 $339.94 (You save $125.05 ) SKU: 4011089 UPC: P4011089 Condition: New Availability: Special …, Oct 9, 2011 · The ECM (silver under hood) red wire has 12 volts on it, but the orange wire into the key switch only has 5.5 volts on it. I suspect the ECM has gone bad, but have no way to test it. When I short the starting solenoid, the ranger turns over with no issues. I hate to go and purchase a new ECM with no assurances that my problem is it. , Jun 14, 2020 · La77chevy. 227 posts · Joined 2013. #4 · Sep 16, 2015. Speed sensor went bad on my 2014, replaced and reflashed by dealer. Bought a 2015 thinking that issue was fixed, it's apparently not, went bad under 100 miles. Dealer replaced and reflashed and been fine since w/about 550 miles on it now. 2015 Ranger 900 Super Steel Grey EPS, Gorilla Axle ... , Mar 13, 2023 · Starting Problems Starter Problems, Start Then Dies Problems, Fuel Pump Issues, ECM problems, Idle Problems, Engine Problems, Efi Stalls, Electrical problems, …, Mar 13, 2023 · 3. Start Then Dies Problems. A faulty spark plug is one of the most common causes of start-then-die issues with Polaris Ranger 500 UTVs. When the spark plug isn’t firing correctly, it can cause the engine to start and then die quickly due to a lack of fuel or oxygen being sent to the combustion chamber., Jun 4, 2014 · All Polaris ECUs, when purchased new over the counter through the parts department, need to be flashed. They have some info in them, but not enough to start and operate a vehicle. [email protected]. Benchmark …, Mar 4, 2015 · As far as ECM internal damage, that is a tough call. Your melted plug could have happened from corroded pins heating up/shorting . I would clean it up the best you …, Aug 19, 2022 · Ranger Problems & Solutions. 2006 Ranger 700 XP - starts, idles, cannot accelerate at all, simply dies when I touch the accelerator pedal . Jump to Latest ... Polaris ECM Connector, Polaris ECM Melted, Polaris pdm, Polaris Power Distribution Module, Polaris Ranger ECM, Ranger ECM., When it comes to choosing a side by side utility vehicle (UTV), the Polaris Ranger is a name that often comes up. When it comes to performance and power, the Polaris Ranger stands ..., Nov 26, 2012 · 2008 Ranger 700 XP No Spark. Hi everyone, I'm a new member, and a new owner of a used ranger with 3900 mi. I just purchased it last week, the previous owner installed a new throttle cable and a new battery just before my purchase. I adjusted the idle per the procedure online and it ran good for about 2mi then started to backfire and die., When it comes to choosing a side by side utility vehicle (UTV), the Polaris Ranger is a name that often comes up. When it comes to performance and power, the Polaris Ranger stands ..., Sep 17, 2021 · 2006 Ranger 700XP possible bad ECM. Ran fine. Parked a day. The fan running without key on. Would turn over, but no start. Now nothing at all. Burnt connector on the outlet side of ECM. (Attached) New battery, key switch, and soleniod. Have power to the harness connector that feeds ECM, so not the inline fuse., Jun 23, 2018 · 4355 posts · Joined 2015. #2 · Jun 23, 2018. Fuses blow for one of two reasons, the equipment they are supplying is drawing too much current or there is a short to ground. A short to ground is the more often found problem. There is nothing to do but investigate. Look at the entire wiring harness for damage., Nov 13, 2010 · 2011 Ranger 800 efi 300 miles on it. Lately I have been having cold start problems. The engine cranks but will not start. If I keep trying it it will all of a sudden start like normal. If I touch the throttle it will not start and seems to flood (fuel smell). Dealer suspected Coolant temp sensor and replaced it. Didn't help., Jul 3, 2021 · The ranger will start up and run 3 or 4 minutes and shut down. Started checking voltage at the pump, no voltage, let the unit sit 15 minutes turn on the key fuel pump works, getting 12.8 volts, after a few minutes same thing. Talked to some people who told me that it was probably the ECM and that I could send it to module masters in Idaho …