Then after 2 months it burned again, this time it's due to the ignition daw not cutting the relay signal to the starter to switch if off hence the cause of the motor burn-out. He's a great Mechanic, Knowledge and very friendly. If this happens, the motor of the starter does not get a chance to turn off and you may discover a burning smell coming from under your engine. You may hear no engine sound whatsoever or a loud clanking noise. “Another possibility I think is likely could be that the starter is over heating due to how close it is to the engine, and the fact that I do not have a heat guard on it.” I suggest you obtain a heat shield. Your vehicle won’t start: You turn the key (or push the start button), but the engine doesn’t crank. My 2004 Subaru WRX has 110000 miles on the odometer and I'm worried about the original equipment starter motor. Stack Exchange Network. May 22, 2011 #9 OP . Listed below are a few of the symptoms of a damaged or worn out starter relay. Overheating may have caused short circuit or blown fuse in your electrics, or there might be a problem in your car’s ignition switch. Raw or unburnt fuel can foul spark plugs causing a misfire. Symptoms Of A Burned Exhaust Valve – Explained . In case of an overcurrent, a protective current detector trips in time. The higher the capacitance of the capacitor the more energy it can store. Incorrect starter fluid levels also stress the starter because the pressure in the system is incorrect. Physical symptoms. It could be a starter motor problem, or it could be something else in the system. You will usually know about it if the starter remains engaged, it is not pretty. When you turn on the ignition, you may hear the starter becoming active, but you can’t hear the sound of the motor crank. Symptoms of a Bad or Failing Ignition Coil. Myth 1: ‘I replaced the starter motor as it has burnt out’ After continued attempts at turning the ignition key with the engine turning over, but failing to start, the conclusion is frequently reached that the starter motor has failed. When the solenoid starts malfunctioning, it is most likely that the starter will fail to work properly as well. Once the engine begins to run, the starter disengages. The severity of the symptoms vary according to which of the ignition coils are failing. Brushes-Brush wear, damage, or "burrs" will cause off-and-on start-up. 2) The starter doesn’t engage the engine. Common signs include the engine not turning over, starter engaging but not spinning the motor, and grinding noises or smoke when starting the motor. Sign 3: Car Won't Start. When you turn the ignition key and watch all the car power going off with a loud clicking sound, then the trouble is not with the starter. A burnt exhaust valve can also reduce the performance and power of the engine. When your engine isn't starting because of a bad head gasket, you're going to notice certain symptoms: The engine turns over but doesn't start; Each time the engine rotates, the battery dies more. This could be an indication that the problem is of a mechanical nature. The most popular service booked by readers of this article is Starting And Charging Inspection. It's the same noise you hear if you hold your ignition key on start for too long. Electric motor starting & run capacitor troubleshooting FAQs Questions & Answers about Electric Motor Start-Boost or Run Capacitors Capacitors are electric devices that get an electric motor running at start-up or that help keep a motor running once it has started. If the capacitor has failed the symptom is that the motor won't start. The tell-tale signs of this condition will often be a whining noise and, in some cases, a burning smell. While these may point to poor electrical circuits or weak battery, it could also indicate a failed starter motor. Common signs include the engine not turning over, starter engaging but not spinning the motor, and grinding noises or smoke when starting the motor. Signs of a bad starter solenoid. The two components inside the starting motor that commonly fail are the solenoid or the starting motor itself. The electrical armature with armature winding is situated in this pole housing. Once the engine turns over, fuel is introduced to the combustion chamber and is ignited by the activated ignition system. Grinding noise when trying to start the motor. This means if there is an oil leak, it is likely to get drenched from other parts of the engine. A dirty throttle body could also be the issue too. Posted by Dave Napper on Nov 26, 2014. 1. You can know you have a bad stator by looking at it. 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