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Please explain fault code 1-2-1? 850

posted by  pgao on  Sun Mar 10 14:52 CST 2002
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last visit: Fri Dec 27 08:18 CST 2013
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Hi, all,

I pulled the codes from A2 socket for "check engine light" and got codes 4-3-5 and 1-2-1. I understand the code 4-3-5, but need more detailed explanation for code 1-2-1. what does that stand for? Is it a serious problem? Thanks.

1995 Volvo 850






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New Please explain fault code 1-2-1? [850]
posted by  pgao  on Sun Mar 10 14:52 CST 2002 >


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