Evaluate combustion-related problems with exhaust gas readings.(Diagnostic Pulse)

Professional Tool & Equipment News | March 1, 2009 | Copyright

Evaluate combustion-related problems with exhaust gas readings

By Dave Cappert, PTEN Technical Editor

While you may think of exhaust gas readings as being important only for I/M programs, this critical information also applies to diagnosing general performance problems. Unfortunately, too many technicians learn about exhaust gas analysis only when something's wrong, rather than when things are operating normally.

Combustion theory

Unfortunately, combustion is often misunderstood because many think that a cylinder fires or it doesn't -- end ...

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