Error Code 33 and 41

[G-Force]

Code 33-Maf Sensor High.
I am using a translator(not plus) and 3.5 LS1 Maf.
Switches are ON ON ON OFF
Round Dial Switches are set at 1 and 0.


Code 41-Tach Input Error. I have no clue as to what this one is.
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Any help?