toyota camry 99 v6 engine black smoke and smell like gas on tail pipe, i check igniton coil resistance ok , mass air flow new, spark plugs new ,
Jan 17, 2011 at 1:45 AM
black smoke
MARK_IAN
- MEMBER
- 1 POST
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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.
Jan 17, 2011 at 2:03 AM
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