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International Automotive Technicians Network
Re: Lambda for Diagnosis
Posted to Technical Theory Forum on 4/25/2012 3 Replies

Here is a vehicle I had today. 1993 Ford Ranger 4.0L that failed Im240 (mass test).

Readings:

HC 4.2267 gpm
CO 20.5429 gpm
CO2 482.5756 gpm
NOX 0.2556 gpm

Here is the entire run: [1993 Ford Ranger XL, Emissions Scan Data]

In the scan data y... Login to read more.

Files Referenced:

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