22R and a 22RE engine differences?

1989 TOYOTA PICKUP
100,000 MILES • 2.4L • 4 CYL • 2WD • MANUAL
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PACIFICISLANDER
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What's the differences between a 22R and a 22RE engines?
May 1, 2021 at 1:26 PM
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KASEKENNY
  • ✓Experienced Mechanic
  • 18,907 POSTS
The "E" denotes EFI or electronic fuel injection. This means it has a throttle body and fuel injectors and not a carburetor.

I attached the info about the fuel systems below. The first is the RE and the second is the R.

Please let us know if you have other questions. Thanks
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May 2, 2021 at 11:52 AM
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