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740 engine problems 700 1989

posted by  ahunter on  Fri May 27 05:18 CST 2005
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last visit: Wed Jun 30 03:23 CST 2010
[RELATED]

Three OBD codes. 131,232,214. Two point to the RPM sensor and one points to the fuel trim. Could the fuel trim mean a faulty or dirty air mass sensor? Any other ideas? I have a Bosch LH2.4 fuel injection system and Regina Rex ignition system.
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1989 740GL 177k






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