2001 Hyundai Sonata Identifying #1 Cylinder

2001 HYUNDAI SONATA
150,000 MILES • 4 CYL • FWD • AUTOMATIC
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RBALL
  • MEMBER
  • 1 POST
Just bought car, had to have emission test, failed with "#1 cylinder mis firing". In standing in front of the car, looking at engine, how do I identify which is the #1 cylinder.

Also, "check engine" light is on.

I plan to start by replacing plugs and plug wires. Any other suggestions?

Thanks.
Apr 29, 2009 at 10:35 AM
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DAVE H
  • CAR REPAIR CONTRIBUTOR
  • 13,384 POSTS
have the vehicle plugged into a diagnostic scanner to locate the cause of the misfire !


https://images.2carpros.com/forum/automotive_pictures/266999_son_1.jpg

May 5, 2009 at 7:59 AM
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