what does P1748 or P1778 mean when its says Duty cycle out of change

2004 SUZUKI FORENZA
73,500 MILES
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TINAWADE
  • MEMBER
  • 1 POST
car is starting to******** sometime
Nov 16, 2011 at 6:51 AM
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RIVERMIKERAT
  • ✓Experienced Mechanic
  • 6,110 POSTS
My reference doesn't list those codes for Suzuki. Have any sensors or controllers been changed recently?
Nov 16, 2011 at 8:45 PM
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