Chevy malibu cranks but wont start - SOURCE: 1998 Chevy Malibu : Won't Start I would check the fuel pump turn key on do not start or turn engine over just until dash lights up and you should hear a grunt sound come from back seat area if you do not hear this grunt your fuel pump is not working.Also if you have a check engine light on you should have your can scaned with a OBD 2 scan tool to retreve and faults the cars computer ...

 
These are fairly simple systems. You have fuel, spark, the engine should start. Unless something happens ( EG the engine jumps time) or something like that the engine should start. Also a security issue like a Viper alarm system not letting it start. 98 trucks have passlock, but 97s do not. Last GM 350s, Vortec 5.7L.. Good indian restaurants edison nj

#1 · Apr 8, 2021. I've got a 2012 Malibu, 2.4L 4cyl. Car will crank but not start. I checked fuel pressure at the rail. It comes up instantly to between 50 and 60psi. It is definitely …Cranks, but won't start. Have a 1986 coupe with about 197,000 miles on it. It has been running fine until this Friday afternoon. It started fine and as I drove through the parking lot, it just died. It would crank, but would not start. Checked for spark on one plug and it was fine. It is posting a code 34 (MAF).stopped cranking and starting altogether. was able to jump start it and then subsequently restart it several times. replaced the 6 month old battery anyway and confirmed crank/start. the next day, suddenly won't crank/start again. but, was able to jump start again. no indicators on dash board. all other systems appear to work normally.BELOW IS A FOLLOW UP VIDEO FOR ANOTHER WAY TO START YOUR TRUCKhttps://youtu.be/qP77FdqOZmA?si=l3Hj5azXTv17383h06 Colorado won't start. IN THIS VIDEO I WILL ...Get an OTOFIX D1 Lite here: https://amzn.to/3DlN68KFor ADVANCED Automotive Training go to https://www.L1Training.comSend all your automotive and tool questio...Won't start after battery disconnected. I have a 2006 GMC5500 6.6L Duramax with a Regency hauler body, air ride and air seats. A month ago I drove it to a friend's garage for the winter (used to haul a race car trailer). Parked, turned off, noticed left side air pump still running. Couldn't determine what fuse governs that (owner's manual ...The crank no start issue in your Malibu can commonly be caused by 3 different components. The low-pressure fuel pump which is located in the fuel tank, the high-pressure fuel pump which is located on the side of your engine, and the engine crankshaft position sensor. The first thing I recommend is to monitor the engine RPM signal on a scan tool ...2004 Pontiac Sunfire 2.2 liter No start! follow along as Will from Robinson's Auto takes you through some basic tests using basic tools to narrow down the is...Step 1 - Check the battery. It could be dead. Most times, the reason why the engine wont crank over is because the battery can't provide it with enough power to start itself and all of the necessary systems. If you've owned your battery for more than three years or 50,000 miles, then chances are you need to replace it.17 posts · Joined 2014. #1 · May 29, 2020. 2012 Malibu, 2.4, 68k miles. It cranks, there is power everywhere, but it just won't start. The first time it happened it was an "only mostly dead" battery, towed to the shop, replaced battery and off we went. The other first time it happened it was towed to the shop. They replaced the fuel pump ...97mud Discussion starter. 15 posts · Joined 2013. #1 · Jan 29, 2013. I have a 1997 k1500 z71 4x4 it wont start i replaced the starter crank sensor and the ignition coil and cleaned the distributor and still no spark please help i need to be running again. Like.The truck has not started since. Originally pulling the codes, it showed P0341 (cam pos sensor performace), and later showed crank pos sensor codes and glow plug codes, but only after numerous attempts to start. According to the scanner, it has no problems making fuel pressure- desired fp at 6k and actual builds to over 6k rapidly.Aug 22, 2019 ... When an Engine Won't Crank, But the Lights and Radio Work The most likely culprits are a blown fuse or fusible link, bad starter, ...08 aveo cranks but won't start. By Maccrayd38 in forum Troubleshooting and Maintenance Replies: 0 Last Post: 11-22-2017, 07:05 PM. 2005 Chevrolet Aveo nightmare... car cranks just fine but won't start? By Jos in forum Troubleshooting and Maintenance Replies: 4 Last Post: 11-03-2017, 04: ...Unplug the fuel pump relay for 1... Q: 2012 Malibu won't start. Unplug the fuel pump relay for 10 sec it starts right up. Got new relay started 4 2 wks. Car wouldn't start, would just turn over. Unplug fuel pump relay for 10 seconds, plug back in and it would start right up. Replaced fuel pump relay and it started for over two weeks with no ...1995 Astro cranks but won't start. Jump to Latest Follow 20K views 6 replies 7 participants last post by Mr_Bowtie Sep 14, 2009. Z. zumacarl Discussion starter 1 post · Joined 2009 Add to quote; Only show this user #1 · Sep 8, 2009. I have a 1995 Chevy Astro van that was running fine when I parked it and 3 days later all it will do is crank ...No Start 1: Checking For Spark. The majority of the cranks but does no-start conditions I've troubleshooted and repaired (on GM 3.1L, 3.4L equipped vehicles) had their root cause in the ignition system. So, the ignition system should be the first thing to check. Testing the ignition system, to see if it's the cause of the no-start condition on ...Feb 5, 2023 ... Comments4 ; Your Car Won't Start? Crank But No Start? Diagnose And Fix Your Car Now! Budget Mechanic · 116K views ; 2011 Chevy Cruze intermittent .....Another reason why cars crank but wont start is the fuel flow. This issue might be caused by a bad fuel pump fuse, a faulty fuel pump, improper or contaminated fuel in the tank, a bad or clogged fuel injector or filter, or an empty fuel tank. You should take note that the fuel gauge isn't always correct. The proper fuel pressure is necessary ...Ignition System. The ignition system is the one tasked with creating and delivering spark to each of the 6 cylinders. Without spark, the engine will crank but not start. The ignition system of the Quad-4 equipped GM car vehicles covered by this article use a distributor-less ignition system where 2 ignition coils feed the 4 cylinders with spark.Clean the Terminals. Extra stuff: How-To: Installation of the Big 3 Cruze Kit. Cruze Battery Upgrade Options. If any corrosion is present on the connecters, use a plastic or possibly brass brush with some contact cleaner to remove it. Once done, spread a light coat of dielectric / silicone grease on the connectors.Code is for rich condition. Flood on cold start could be do to a faulty engine temperature sensor. You need to see what temp. ECT sensor is reading on a cold start via scan tool. Check inlet temp. also. PCM adjusts fuel richer for colder temps. so if PCM see's colder than what it actually is it could flood motor.Seems like an electrical issue cause other warning lights come on and off, blinker malfunction. The car wouldn't start, you had to have a special way to start it. 9 times out of 10 you would have to wait the 10 min. or so to let the anti theft code reactivate. Finally paid over $300 to replace the ignition switch.Appears to be the ignition switch. 2011 Chevrolet Malibu 82,000 mi, Visitor. My 2011 4cl 2.4L (gas without flex option) is having intermittent no start issues (83k miles). (2013 had the throttle body replaced after the car suddenly lost power/died on the interstate - was good till 2014). 1.Reaction score. 1. Richyd said: I have a 2013 Equinox with the 2.4 and has 111,000 miles on it came out the other day and it cranks over but will not start.Had it towed in has no codes has good compression and fuel. Was told that there is 12 volts on a reference wire and shouldn't be. They replaced ignition switch and that didn't solve it now ...1answer. 2007 malibu maxx will not start after I pulled a jammed cd out of the player. the engine would not turn over and the anti theft light began flashing and cd player clicking. I disconnected and reconnected... Read full answer. Dec 28, 2010 • 2007 Chevrolet Malibu Maxx LTZ Hatchback.The 2005 Chevrolet Trailblazer has 3 problems reported for engine turns over but won't start. Average failure mileage is 76,150 miles.11 posts · Joined 2013. #1 · Aug 30, 2015. My 2001 1500 will turn over but it will not start. It acts like it isn't getting fuel. I put a pressure gauge on the rail and when you turn the key on it shows 55 psi on the gauge. I realize that's a little low but I would think its enough to at least start.This means there could be a problem with the fuel pump, fuel filter, or fuel injectors. First, check the fuel pressure with a fuel pressure gauge. If there is no pressure, you likely have an issue ... About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ... 21 posts · Joined 2013. #1 · Jul 24, 2022. I have a 2020 Chevy 2500HD LTZ with 65000 miles on it. I drove it about 15 miles and parked it for 60 minutes. Hit the remote start on the key fob and it went through a crank cycle and never started. I got in the truck hit the brake and the start button, crank cycle and no start.2012 1.4 cranks but won’t start. I went into a store to get a drink came back out and it wouldn’t start. I had someone try to jump me but it wouldn’t start. The engine will turn over but not on. I replaced all the spark plugs the coil pack the mass airflow sensor and the fuel injectors. I also tried starter fluid.Jul 23, 2012 · SOURCE: engine cranks but won't start. If it is an electrical Fuel Pump, you will hear the pump whirring as soon as you turn the key to "ON". If you can't hear it, the fuel pump is bad. If it is a mechanical fuel pump on the engine, remove the hose that goes into the carburator. And crank the engine. Engine Mechanical problem. 1999 Chevy Tahoe V8 Four Wheel Drive Automatic 144K miles. I have 99 Tahoe, one day out of the blue it wouldn't start. I read all the posts so I did what everyone was doing so I checked for spark, got it. Then I checked and replaced the fuel filter, no luck. Then I replaced my battery, no luck.2013 Gas silverado cranks but won't start. 4 times in past started after 10 min or so. Yesterday didn't start and today won't start. Tried removing key, rocking steering wheel, etc. Seems to be several complaints on web about this. ... I have a 2007 Chevrolet Suburban 2500 with the 6.0 engine. It has begun in the last few weeks to ...A. aaronabbott Discussion starter. 1 post · Joined 2010. #1 · Jan 5, 2010. So my Colorado won't start. When I try to start it, all the lights, radio, AC fan turn on and work and don't dim. I replaced the battery anyway, but it still doesn't start. I tried starting and leaving the key to the on position for 10 minutes then attempted to start ...Spray some starting fluid into the air tube that goes from the air filter housing to the throttle body; about a five second burst will do. Then try to start the car. If it starts and runs for a few seconds, then you have a fuel delivery problem. If it doesn't start and run, then you have a spark delivery problem.It went from intermittent starting to no longer wanting to start. Checked all the fuses and they look good, including the 2 amp one on the passenger side used for ignition/crank. We swapped in a new starter and the issue persisted, no crank, no start. We put the old starter back in because it was still good.Apr 30, 2022 ... If you're having issues with your fuel delivery this may fix the problem. Engine size is 2.4l but may be the same fix for all Chevy vehicles ...Email me at [email protected] to be hired on by Swift transportation or for businessI have a Patreon!! Please support if you enjoy my videoshttps://www...bulletins for 2014 stop start issues: PI1426A <--general start/stop stuff. PI1495B <-- this one has the ECM update for failure to restart after autostop or crank then stall. 16-NA-227 <-- for batteries that die unexpected or shortly after replacement. 2016 Chevy Malibu 1LT 1.5T/6-Speed 165k miles.1. I have a 2016 chevy Malibu with about 84,000 miles. I just bought this car from the dealership barely 2 months ago. My first issue started one morning I went out to start it and all the lights and radio came on but all it did was click I had to jump it. Second issue happened I was in a drive threw and as soon as the car went into auto stop ...1. cleaning the throttle body specially the IAC plunger and its chanel. 2. MAF sensor cleaning and electrical testing if possible. 3. checking for bad contact at maf sensor's plug and wiers continuity. otherwise it is electrical could be the wiring to the fuel pump itself specially the plug close to the fuel tank.Trailblazer cranks but dont start. Jump to Latest Follow 11K views 14 replies 4 participants last post by Hey_ya Oct 15, 2021. Richie230 Discussion starter 6 posts · Joined 2021 Add to quote; Only show this user #1 · Sep 24, 2021. I have a 2005 trailblazer 4.2 I have good fuel pressure and I have good spark but truck don't start I am thinking ...Jul 27, 2020 · 2012 1.4 cranks but won’t start. I went into a store to get a drink came back out and it wouldn’t start. I had someone try to jump me but it wouldn’t start. The engine will turn over but not on. I replaced all the spark plugs the coil pack the mass airflow sensor and the fuel injectors. I also tried starter fluid. The most common reasons why a car cranks but won’t start have to do with a lack of fuel, compression or ignition. However, battery problems can also come into play. Here are five of the most …davidb Discussion starter. 6 posts · Joined 2015. #1 · Sep 1, 2015. Car just cranks no start. 2008 3.9l impala with 240,000 +/- miles . I've checked fuel pressure it stays at a good 55-58 psi no mention able drop in pressure. Swapped cmp sensors with no success. Ohm'd out fuel injectors all at about 12.3. All new plugs and wires.None of those codes should be keeping the engine from starting. has spark and pulse. still no start with starter fluid. It has to start and run for a few seconds by spraying starter fluid directly into the throttle body while someone else cranks the engine if you have spark from the coils.That is something that happens over time. Spark and fuel left. Get a spark tester and test to see if you have spark at the plug. Or you can pull one of the spark plugs out, leave the boot on, and have someone crank the car over and see if there is spark. For fuel, just check the fuses and fuel pump relay. Something may have randomly happened ...Cranks but wont start. For an engine to run, you need three things to happen inside the engine. Compression, fuel and ignition, without any one of these components the engine will not run. A. Test Fuses. Test both under hood power distribution center and the fuse panel under dash. This is done with a test light tool.No Crank/No Start When Hot. New here to the forum. I have a 2008 Malibu LT 3.6L with, assuming 6 speed auto tranny with bump shift. Every since the temps outside got high, I have had issues with the car cranking. I can drive the car during the day with temps in the upper 90's to 100+ and the car is fine, until I cut it off.2004 chevy silverado... Posted on Aug 02, 2010. Answered. 2004 chevy silverado wont start. Cranks, but never starts. First time, it seemed as though it cranked longer than I held the key. I got out of the truck, took the key out, still made the beeping as if I left my key in. Only did that once. Had a co-worker see if he could figure it out.Have 2006 chevy malibu it cranks but wont start 2nd time this happened last time dealer plugged it in found no codes on - Answered by a verified Chevy Mechanic ... i have 2004 malibu wont start has loss communication w/bcm code and theft code will not re-learn w/30 min learn.batt died 6 days ago and lost my set of keys,using spare. worked …May 3, 2013 · 2013 Malibu stalls, won't start. I have a 2013 Malibu with 4100 miles on it. Had it three months. Yesterday, normal drive - stopped at the store - then the car wouldn't start. It would turn over once then nothing. Engine light stayed on. Repeated tries and nothing. After sitting for about 10 minutes, it starts to turn over then starts, but it ... 2015 malibu doesn't crank. I have a 2015 Malibu lt that has never given me any real issues. The other day I drove through a little puddle and it just cut off on me. Now the dash and everything will power on, but will not crank. There are no codes when reading obd2 scanner. Has new battery and all terminals are clean and tight.That is something that happens over time. Spark and fuel left. Get a spark tester and test to see if you have spark at the plug. Or you can pull one of the spark plugs out, leave the boot on, and have someone crank the car over and see if there is spark. For fuel, just check the fuses and fuel pump relay. Something may have randomly happened ...It is a 2008 Chevy Cobalt 2.2L with 199K. I've owned it since about 70K and it has always had its routine maintenance. The night before the issue, I filled up the gas, drove it to work the next day, no issues. When leaving work it cranked but will not start. The battery is good after testing (charge, CCA etc)Going through the repair process on a 2009 Chevrolet Traverse which Won't start.The Chevrolet Traverse is one of the vehicles built on the "Lambda Platform "...Car drove fine all day. No Crank engine light. Parked it and it would not start. It cranks up fine. Just would not turn over.Pamela Anderson is renting her $7 million Malibu home for $50,000 a month. Check out photos and details about the property here By clicking "TRY IT", I agree to receive newsletters...Got in the car and suddenly there was no crank no start. All the lights, radio, headlights, etc work just not the engine. When I try to start the engine nothing happens only the yellow flashing engine light on the dash. ... 2016 Chevy Malibu 1LT 1.5T/6-Speed 165k miles 2019 F-150 SuperCrew 5.0L 2022 Mazda CX-5 PP 2.5. Save Share. Like. I ...1991 CHEVROLET TRUCK. V8. 2WD. AUTOMATIC. 131,000 MILES. My truck ran fine until the other day. I shut it off for a minute while I was picking up food, and when I came back it turned over but wouldn't start. I let it sit there overnight, and the next day it started and ran fine until I shut it off and tried to start it again. Now it turns over ...SOURCE: no fuel no spark 1990 k5 blazer 350. Take off the distributor cap. Check the star wheel that is splined to the distributor shaft that the pick-up coil uses. Make sure this wheel is not loose on the distributor shaft. It is right above the pick-up. If it is loose, replace the distributor. This is a common problem.Engine Cranking, No Start. Here are the common issues that can cause your Cobalt to crank but not start. Your car's engine needs air, fuel, and a spark to run. It is highly likely that if the engine is cranking but not starting that it has thrown an OBDII code. Use an OBDII scanner to check and see if the engine has thrown any trouble codes.Get ratings and reviews for the top 7 home warranty companies in Chevy Chase, MD. Helping you find the best home warranty companies for the job. Expert Advice On Improving Your Hom...130. Asked by joshscott84 Jun 11, 2012 at 09:19 PM about the 2002 Chevrolet Malibu LS FWD. 2002 Malibu LS 3.1 was running fine. I pull up to house turn off car, come out few minutes later to leave and car won't start. When I roll key forward I get all dash indicator lights for 2-5 secs then just oil, battery, and check engine stay lit after.Received 732 Likes on 683 Posts. If you have spark and injector pulse on 2 or more cylinders it's not the ECM. 92-93 ECMs canbe hard to find ussd or remanufactured, but they do show up in parts wanted - for sale sub forum. Most of the time they have to be sent out for repair. Fuel pressure should be over 42psi and hold.'05 Classic with the 2.2l Ecotec motor. Was running fine, starting fine, no problems. Yesterday I drove it to softball practice. When I go to start it to go home, it won't turn over. Cranks, but no start. It's cranking good, so I know the battery is good. I took off the Schrader valve and checked presence of fuel at the fuel rail.This 2012 Chevy Equinox has a strange symptom. The engine cranks but refuses to fire up.One code sets instantly: P0615 - Starter Relay Control Circuit.This p...1. Battery Cables. If you have a battery post that looks like this, it may be keeping your Venture from starting. Start by taking a look at the battery posts. If they are loose or corroded, it acts as a barrier that can keep the starter from getting the voltage it needs to crank the engine.I have a 2010 Chevy Malibu 2.4 won't start with cam sensor. I have a 2010 Chevy Malibu 2.4 won't start with cam sensor plugged on pull it off starts right up also intake cam solenoid won't work both sensors are new ... 2009 chevy malibu 2.4 ecotec crank but no start has code.None of those codes should be keeping the engine from starting. has spark and pulse. still no start with starter fluid. It has to start and run for a few seconds by spraying starter fluid directly into the throttle body while someone else cranks the engine if you have spark from the coils.Cranks but wont start. How to fix a car that cranks but wont start, DIY with Scotty Kilmer. Car cranks but no start diagnosis, inspection, tips and tricks to...'05 Classic with the 2.2l Ecotec motor. Was running fine, starting fine, no problems. Yesterday I drove it to softball practice. When I go to start it to go home, it won't turn over. Cranks, but no start. It's cranking good, so I know the battery is good. I took off the Schrader valve and checked presence of fuel at the fuel rail.C4 Tech/Performance - 94 LT1 cranks but won't start - Hi guys, I have been having intermittent issues with our 94 not starting. If you don't start it for 4 or 5 days it cranks but won't start. Fuel pressure is ok. Primes to 40psi and drops back to about 37. Holds for 20 minutes or so. Cranks at 40 psi. This is the...The most common causes that hinders normal starting operation of your Malibu are dead 12v battery, corrosion on battery terminals, and dead key fob battery. However, bad alternator, clogged fuel filter, broken starter, blown fuse, empty gas tank, immobilizer error, or any fault in the electrical system can also cause your vehicle not to start. 1.2000 Malibu no crank/no start. For the past week we've been trying to figure out what's preventing the car from starting. We've checked the battery, alternator, replaced the starter, checked the fuses and wires, even tried the Theft System key-in-on-position trick because that light always comes on when we try to start it. Still nothing.Read the next 10 complaints ». Maximize. The 2001 Chevrolet Malibu has 30 problems reported for engine turns over but won't start. Average repair cost is $220 at 99,250 miles. (Page 1 of 2)

Christmas Day, car would not start and brake was hard as a rock, advised needed break booster, had the replaced, car still wouldn’t start advised MAF sensor, had that replaced. Car still wouldn’t start, advised most likely the recall, had that serviced, still won’t start, advised it was the high pressure fuel pump, still won’t start!. Hm290 transmission hp rating

chevy malibu cranks but wont start

If you turn the key on but don't try to start it, does the fuel pump run for about 2 seconds? Remove the fuel pump relay and swap it with another with the same number of terminals. Remove the fuse and reinstall it a few times to burnish the connection. '11 LTZ, born Aug 2010, Fairfax, KS.1999 Chevy S10 cranks but wont start My truck has been experiencing a problem with starting over the last month or - Chevrolet 1999 S-10 Pickup question. Search Fixya ... 1999 Chevrolet S-10 Pickup; Related Topics. fuel system wont start TOO MUCH FUEL won t start starting fuel intake plenum jumped time cold starting starter on S10repairman54 said: You need fuel, air and spark in the correct sequence for a engine to run. No codes with a crank but no fire I would suspect / check for fuel pressure as a bad in tank fuel pump will not set a code. i press the part where the fuel line runs on the engine bay. Fuel shoots out, so I dont think it's fuel.Please read below the most possible causes for it as well. 2012 Chevrolet Malibu. L4-2.4L. DTC P0010. Symptom Descriptor. Probable Causes. 1- Camshaft Position (CMP) Intake Actuator Solenoid Valve. 2- Engine Control Module (ECM) Please Let Me Know if you can view the odf file. If you have a 2005 Chevy Malibu that won't start or crank, watch this video to learn how to diagnose and solve the problem. You will see how to test the ignition control module, the crankshaft ... The truck will fire up and run flawlessly after the new CP4 is installed, but when you turn it off, it won't start again. When cranking it will only build 1400 PSI of pressure. Any help is appreciated. Like. Sort by Oldest first. S. SouthFloridaGMC. 2565 posts · Joined 2014. #2 · Feb 18, 2017.About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ...First attempt it cranks but no start. Most of the time it fires right up on second try. New Fuel pump Fuel filter Pressure regulator Coils Plugs Wires Cam position sensor Maf Map Intake gasket Valve cover gaskets Tps O2 sensors Evap canister Tried crankshaft position sensor but new sensor was doa. Installed old one and relearned it.still having issues with my 96 K1500 4.3L. Problem started with the truck not starting when cold, blew up a muffler, then it started. Replaced muffler, Rotor cap and rotor, ran great if I ran everyday. Sat for 3 days and blew up new muffler. Change spark plugs, wires, fuel regulator, TBI gaskets, welded muffler shut.I have had this 2006 Malibu for years and years and years and I have never had any problems with the car. Probably the best running car I've ever had. However, recently, about a month, maybe a month and a half ago, my car all of a sudden just wouldn't turn over. I kept trying it over and over and it started eventually.2018 malibu crank but no start. Mon afternoon after coming home from work I get back in my malibu and it turns over but don't start. It said battery voltage low and stabilitrax service after further inspections it showed no codes but low voltage so I replaced the battery because it had a bad cell. Car drove fine all day. No Crank engine light. Parked it and it would not start. It cranks up fine. Just would not turn over. I have a 2010 Chevy Malibu 2.4 won't start with cam sensor. I have a 2010 Chevy Malibu 2.4 won't start with cam sensor plugged on pull it off starts right up also intake cam solenoid won't work both sensors are new ... 2009 chevy malibu 2.4 ecotec crank but no start has code.Chances are the cause of the defective light or brake lights circuit on your Chevy Silverado is a simple problem. Moreover, you can blame most of these problems on little or no mai...Car shoppers, take note: The Chevy Volt has received a $4,400 price cut amid low sales and a new model. By clicking "TRY IT", I agree to receive newsletters and promotions from Mon...Remove the test lamp. Command the fuel pump relay ON with a scan tool. Verify the scan tool fuel pump relay Ckt. Short Grnd Test Status parameter is OK. If not the specified value, test the fuel pump relay control circuit for a short to ground. If the circuit tests normal, replace the ECM..

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