OBD code 43

1993 HONDA DEL SOL
135,000 MILES
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ECLIPSED
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1993 Honda Del Sol CEL comes on after 15 minutes of driving. The obi1 code is 43.
Jun 3, 2012 at 2:09 AM
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KHLOW2008
  • ✓ASE Certified Mechanic
  • 41,814 POSTS
  • ASE Certified Mechanic
That indicates a fault with the O2 sensor or fuel supply proble.

Have the fuel pressure tested and check if the fuel filter requires replacement.
Jun 3, 2012 at 8:05 AM
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