No compression

1997 FORD F-150
140,000 MILES • 4.6L • V8 • 4WD • AUTOMATIC
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GWAG LOOST
  • MEMBER
  • 3 POSTS
No compression on cylinder number two?
Mar 8, 2021 at 10:24 AM
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KASEKENNY
  • Experienced Mechanic
  • 18,907 POSTS
There are multiple reasons for low compression. Here is a guide that will help with this:

https://www.2carpros.com/articles/the-reasons-for-low-compression

We need to confirm this by doing a cylinder leakage test to determine where we are loosing compression.

Here is a video that will help with this:

https://www.youtube.com/watch?v=WHli-wLy9_o

Let's run through this and go from there. Thanks
Mar 9, 2021 at 7:34 AM
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