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Catalyst Efficiency [Quick Quiz]
January 31, 2023
Test your knowledge about catalyst performance, construction and efficiency with this quick quiz!
Catalyst Efficiency [Quick Quiz]
Why do OE grade catalysts use a higher number of wash coats?
To save on costs
Improved 02 sensor performance
For good longevity
It's mandated
What is the substrate material composed of in a catalyst?
Wire mesh
Ceramic
Palladium
Copper
What was the precious material primarily made up of in the past?
Gold
Silver
Platinum
Copper
The primary difference between a Federal Catalyst vs a California Catalyst is
Sales region
Precious metal surface area
Number of wash coats
Manufacturing location
When a flex fuel vehicle is using E85 fuel the Catalyst Monitor may be suspended.
True
False
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