WHAT IS THE COMPUTER CODE PO 1780 FOR AND PO 727

  • Tiny
  • larryandlucy
  • 2000 Saturn Station Wagon
  • 100,000 miles

The check light light comes on the machine says theres are the codes that are wrong but I don't know what they are

Sunday, March 11th, 2012 AT 7:44 PM

2 Answers

  • Tiny
  • saturntech9
  • Expert
  • 28,245 posts

Just to add to this one do you have a Lw1 Lw2 SW1 or SW2?Need that info to help you.

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Sunday, March 11th, 2012 AT 8:11 PM
  • Tiny
  • saturntech9
  • Expert
  • 28,245 posts

There is a bulletin for the V6 engine with a intermintant crank no start and a code P1780 to replace the main relay in the under hood fuse box.

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Monday, March 12th, 2012 AT 8:00 PM

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