I was looking for the ignition coil plug pin designation, it has a 4 pin plug on it

Tiny
WILLM1
  • 1999 LEXUS SC 400
  • 130,000 MILES

Toyota ignition coil #90919-2228

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Tuesday, September 11th, 2012 AT 10:30 AM

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Tiny
DRCRANKNWRENCH
  • EXPERT
  • 3,456 POSTS

Terminals 1 and 4 are grounds. The other 2 go back to the pcm.
I have attached the wiring diagram with ignition coils.

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Tuesday, September 11th, 2012 AT 11:56 PM

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