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P1231 Diagnostic Trouble Code Discussion for August 2005

Fuel Pump Secondary Low, High Speed Pump On

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Trouble Ticket Help Requests for DTC P1231
Help Request Posted
2002 Saab 9-3 SE 2.0L Poor Idle Quality, MIL Lamp on VIN: YS3DF58K12
P1231: no desciption found. ... on retrieved code p1231 no information on this code in alldata,iatn or identifix reset code road test code p1251 set no explanation for this code . performed a fuel system cleaner because of the rough idle and longer crank times before it will start reset ...
August 31, 2005