cranks long time before starting

65,000 MILES
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NAPA15RT
  • MEMBER
  • 2 POSTS
2003 Kia rio 65000 mi car starts fine when cold.has to crank for 10 - 15 seconds before starting when warmed up. Pulled a code crankshaft position sensor malfunction. Could this cause it not to start when warmed up? Could crank sensor not work only when car is warmed up? Or could it be a fuel pump like originally suggested?
Dec 13, 2011 at 3:01 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Check the fuel pressure with a gauge to rule out the fuel pump/filter
Dec 13, 2011 at 3:13 PM
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