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1991 740 CEL with code 1-2-1 AMM problem but its a Regina 700

My '91 740 B230F has a check engine light with code 1-2-1 which in the FAQ says is the code for a bad AMM but my car is a Regina so would it be the Air temp sensor instead, since Reginas don't have AMM's?






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New 1991 740 CEL with code 1-2-1 AMM problem but its a Regina [700]
posted by  Volvolvr  on Mon Jun 21 10:51 CST 2010 >


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