No compression

2002 HONDA CIVIC
124,000 MILES • 1.7L • 4 CYL • 2WD • AUTOMATIC
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JAYBLUE22
  • MEMBER
  • 1 POST
I have no compression in cylinders one and four.
Mar 11, 2019 at 11:40 PM
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ASEMASTER6371
  • ASE Certified Mechanic
  • 52,796 POSTS
  • ASE Certified Mechanic
Good morning,

You will need to air up the cylinders and find out where the compression loss is located. Here is a guide to help you:

https://www.2carpros.com/articles/how-to-test-engine-compression

It could be valves or piston failure. The cylinder head will then have to be removed to inspect the damage.

Roy
Mar 12, 2019 at 3:43 AM
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STRAILER
  • ASE Certified Mechanic
  • 54,832 POSTS
  • ASE Certified Mechanic
Hello,

Here are diagrams and instructions on how to remove the cylinder head start by draining the coolant and disconnecting the battery. Check out the diagrams (below). Please let us know what you find. We are interested to see what it is.
Mar 12, 2019 at 12:14 PM
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