The rail pressure sensor is bad. Thats why its running so rich. The computer is running the fuel pump way too much based on the rail pressure being wrong. Go to the local auto parts store and get the sensor replaced.This sensor is faulty causing the problem.
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Thursday, November 3, 2011
OBD code P0191 and car runs rich?
The code P0191 means fuel rail pressure wrong.Its controlled by fuel pressure sensor.
The rail pressure sensor is bad. Thats why its running so rich. The computer is running the fuel pump way too much based on the rail pressure being wrong. Go to the local auto parts store and get the sensor replaced.This sensor is faulty causing the problem.
The rail pressure sensor is bad. Thats why its running so rich. The computer is running the fuel pump way too much based on the rail pressure being wrong. Go to the local auto parts store and get the sensor replaced.This sensor is faulty causing the problem.
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