Test an Engine for Leaking Valves or Deficient Rings
An engine with valves that don't seat properly in the sense or rings that are worn Testament lope poorly and bag an excess vastness of oil. The apart course to locate an engine that has these issues it to rebuild it or convert it with another engine with lower milage. To proof provided the engine has one of these issues, race a compression test on the Engine. Running a compression test is rather mild and straightforward, on the other hand it does want a speciality effects called a compression tester.
Instructions
1. Accessible the hood and prop it up.
2. Remove the fuse box comprehend and establish the fuel pump relay. It should be at least 145psi depending on your engine. The only way to truly know if your reading is a good one or not is to compare it to manufacturer specifications, which you can find in a factory service manual. If the readings are very low, that could mean that your piston rings are worn, your valves aren't seating properly or that your head gasket is bad.8.
To remove the wire, grab it at the design and pull upward firmly.
4. Remove the spark plug with a ratchet and spark plug socket.
5. Thread the compression tester into the cylinder where the spark plug was.
6. Attempt to begin the motor and crank it for about five seconds. The engine won't turn on, because you removed the fuel pump relay. Press down on the accelerator pedal when doing this To admit the maximum amount of air to enter the motor.
7. Stare at the reading on the compression tester. You can employment the diagram located on the underside of the fuse box include to acquisition the relay. Removing this relay is requisite so that you don't flood the engine when you accomplish the compression crack.3. Pull the Glimmer plug wire off of one of the Glimmer plugs.
Conduct the compression test on the other cylinders to compare readings. If the readings are all low, then the issue is most likely bad rings. However, if the readings are low for one cylinder or two adjacent cylinders, the issue could be with the head gasket.
