2001 Hyundai Elantra check engine light codes

2001 HYUNDAI ELANTRA
87,654 MILES • 4 CYL • FWD • AUTOMATIC
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RYMRYDER
  • MEMBER
  • 1 POST
i have a check engine light on in my car 2001 hyundai elantra.. when to aut zone and had the codes read but i am having trouble finding out what i need to repair. Below is a list of the codes..

p 1529 manf. cntrl veh spd idle speed control aux input

po720 output speed sensor circuit malfunction


po715 Input / Turbine speed sensor A circuit malfunction
Nov 7, 2009 at 4:15 PM
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BMRFIXIT
  • ✓Experienced Mechanic
  • 19,053 POSTS
I would change the input and output speed sensors
remove and replace tranny filter and oil and replace
too
clear codes and drive it
Nov 7, 2009 at 9:56 PM
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