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1999 Hyundai Elantra Won't Start No Spark
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deadcarbaron
New User
Oct 14, 2013, 2:10 PM
Post #1 of 7
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1999 Hyundai Elantra Won't Start No Spark
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1999 Hyundai Elantra GLS 66,000 miles 2.0L 4-cyl. engine The car was driving absolutely fine and I left town for a day while my folks continued to drive it. When I got home it would no longer start. I found a wire that looked chewed by squirrels near the heat sensor and the heat sensor looked fried too so I replaced the heat sensor and reconnected the wires but it made no difference and is likely irrelevant. I then had the car towed to a reputable electrical shop (that apparently works on cars that dealerships have trouble with) and the owner of the shop determined that the sensors had power but the computer (ECM) wasn't passing on the signals allowing the car to start. We replaced the ECM and it still looked like a computer problem. We replaced the ECM again to no avail. The car won't start, and the mechanic says there's no spark and is something electrical but hasn't been able to figure out the problem. Any ideas? My car has been gone for about a month and it's very frustrating. Thank you in advance
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Discretesignals
Ultimate Carjunky
/ Moderator
Oct 14, 2013, 4:38 PM
Post #3 of 7
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Re: 1999 Hyundai Elantra Won't Start No Spark
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I agree! An experienced drive-ability tech shouldn't have any problems tracking down the culprit. Replacing the PCM is the last thing you should do after all other possibilities are eliminated. Since we volunteer our time and knowledge, we ask for you to please follow up when a problem is resolved.
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nickwarner
Veteran
/ Moderator
Oct 15, 2013, 2:10 AM
Post #4 of 7
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Re: 1999 Hyundai Elantra Won't Start No Spark
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Is this a tech doing this or did they have a lot of work to get through so they gave the janitor his shot at glory? Obviously your PCM was condemned prematurely.
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steve01832
Veteran
Oct 19, 2013, 4:02 AM
Post #5 of 7
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Re: 1999 Hyundai Elantra Won't Start No Spark
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My question is does this car have proper fuel pressure and injector pulse? Has your mechanic checked these systems or did he just chase down a no spark condition. A faulty crank sensor will result in no spark, no injector pulse, and won't turn the fuel pump relay on. We need to know if the PCM is seeing a tach signal too. Steve
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Hammer Time
Ultimate Carjunky
/ Moderator
Oct 19, 2013, 7:41 AM
Post #6 of 7
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Re: 1999 Hyundai Elantra Won't Start No Spark
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Welcome back stranger. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ We offer help in answering questions, clarifying things or giving advice but we are not a substitute for an on-site inspection by a professional.
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steve01832
Veteran
Oct 24, 2013, 1:09 AM
Post #7 of 7
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Re: 1999 Hyundai Elantra Won't Start No Spark
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Thank you. I don't know how regular I'll be. I've had one crazy schedule. Steve
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