Thread: HFM Code 77 (CO potentiometer Input short to positive)
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Old 09-05-2008, 10:01 PM
Arthur Dalton Arthur Dalton is offline
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Join Date: Aug 1999
Location: Florida / N.H.
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I have that code as Not Used from HFM, but for US version HFM.
77 would be an HHT subcode for Flash code 31.
I assume you got the code MAF 10 from the DM module?
Does this chassis have the Built-In Led/SW combo at the 16 socket diagnostic box?
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