Thread: check engine light
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Old 03-04-2011, 07:58 AM   #5
mikefocke
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Join Date: Aug 2005
Location: Sanford NC
Posts: 2,537
Causes for P1128
– Incorrect signal from MAF sensor
– Intake air system leaking
– Fuel pressure too low
– Volume supply of fuel pump too low
– Fuel injectors fouled
– Exhaust system leaking
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