1994 HYUNDIA SCOUPE 1

  • Tiny
  • Sats
  • 1994 Hyundai Coupe
  • 243,165 miles

1994 Hyundia scoupe 1.5 12v the car starts to back fire when under load I have changed the plug wires, coil, plugs and fuel pump but have no joy please help!

Friday, January 4th, 2013 AT 9:38 AM

1 Answer

  • Tiny
  • ASEMaster6371
  • Expert
  • 25,502 posts

Start with a compression test. Also, check vacuum with a gauge for any fluctuation in the reading

Roy

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Friday, January 4th, 2013 AT 12:18 PM

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