I got an check engine code of: PO170 (BANK 1) AND PO173 (BANK2) i REPLACED THE maf BUT NO LUCK
Nov 24, 2011 at 12:24 PM
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Probable causes of an engine running rich are as follows:
1.Excessive fuel pressure can be cause by restricted fuel return line
2.Defective Oxygen Sensors.
3.Leaking injectors and fuel pressure regulator.
4.Coolant temperature sensor out of calibration.
5.Restricted air intake system.
1.Excessive fuel pressure can be cause by restricted fuel return line
2.Defective Oxygen Sensors.
3.Leaking injectors and fuel pressure regulator.
4.Coolant temperature sensor out of calibration.
5.Restricted air intake system.
Nov 24, 2011 at 2:50 PM
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