Click here to see important news regarding the aCar App

Units:
Information Use Fuelly

Proton 400 MPG

1 Proton 400s have provided 0 miles of real world fuel economy & MPG data.
Click here to view all the Proton 400s currently participating in our fuel tracking program.

Proton 400s For Sale Nearby

  • 1999
  • 0.0 Avg MPG
  • 1 Vehicle
  • No Fuel-ups
  • N/A Miles Tracked
  • View All 1999 Proton 400s

Tips

Back Into Parking Spots

By backing in (or pulling through to park nose-out, in lots ... ...

by F14Scott

Read more tips

Research
Community
Social
Support
Legal
Account

© 2025 Fuelly.com - All Rights Reserved. Mar 29, 2025 5:36 AM CDT

Join Fuelly

close

A simple & effecive way to track fuel consumption
Easy to understand the real cost of your vehicle

Benefits
  • It's free of course!
  • Get an accurate view of your vehicles fuel economy
  • Compare your vehicle to others with the same vehicle