Links and News
Converter Catalog
our online converter catalog offers the ability to look up converters for the car you are working on. Some exhaust applications are being added, as well.
Our Products
Come see what Full Line Exhaust offers.
New Customer Registration
Sign up here to become a new customer.
FLE-TLE.com
This is our online ordering system for our exhaust shops. It has a vast array of features for financial management and order tracking.
Converter Catalog
our online converter catalog offers the ability to look up converters for the car you are working on. Some exhaust applications are being added, as well.
Our Products
Come see what Full Line Exhaust offers.
New Customer Registration
Sign up here to become a new customer.
FLE-TLE.com
This is our online ordering system for our exhaust shops. It has a vast array of features for financial management and order tracking.
Converter Efficiency Charts
Converters can only work efficiently if the engine is operating properly and the exhaust is leak tight. The charts at the bottom show the typical relationship of engine exhaust. Converter effiency and resulting tailpipe emissions measured during emission tests. Both too-rich or too-lean conditions can cause emission failures.
| HC | CO | NOx | Possible Cause or Recommended Action |
| High | High | High | Replace converter and O2 sensor: verify tune-up and correct any faults. |
| High | Low | High | Replace converter, tune-up & check lean AFR, leaking exhaust valves |
| Low | High | High | Replace converter and O2 sensor |
| High | High | Low | Rich AFR, air Injection |
| High | Low | Low | Run-In converter, tune-up, oil change |
| Low | Low | High | EGR, lean ARF, leaks, run-in converter, use larger converter. |
| Low | High | Low | O2 sensor, rich AFR |
© 2024 Full Line Exhaust, Inc.
Site Map