Volvo AWD 850 Forum

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Diagnostic code 850

It tells you just what you need to know, that the trans ecu has requested that the fuel injection control unit turn on the MIL. In layman's terms it means to look in the trans ecu for a fault code. In the later model cars it was a code 666 and it meant the same thing.

Mark






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New Diagnostic code [850]
posted by  someone claiming to be ihcss  on Tue Oct 11 10:53 CST 2005 >


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