1998 Honda Civic I Don't Knnow

1998 HONDA CIVIC
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CHICO23
  • MEMBER
  • 39 POSTS
1998 Honda Civic 4 cyl Two Wheel Drive Manual
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My car Has these two codes P0505 and P0171 what do they mean and what could i do to fix the problem Thank You
Jul 22, 2008 at 11:02 AM
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KHLOW2008
  • ✓Experienced Mechanic
  • 41,812 POSTS
Hi chico23,

P0505 is a fault with the idling control system and it is causing the P0171 system Too lean problem.

Most probably the IAC and throttle body requires a cleanup or replacement.
Jul 22, 2008 at 10:05 PM
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