FixVault
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›
Volvo
›
1994
›
960 4D Wagon, AW30-43
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Repair and Diagnosis
›
Engine Performance
›
System
›
Engine Controls - Tests W/Codes
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Fault Code Testing
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Code 5-1-2 (Short Term Fuel Trim)
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Possible Sources
Possible Sources
Faulty sensor signal or high fuel pressure.