Could be due to tune-up and the following below: 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.
April, 21, 2011 AT 9:26 AM
Thanks "rasmataz", can you tell me after fixing all the problems what fuel average I will get?
April, 21, 2011 AT 9:30 AM
Can I repair/fix these problem myself or I call some mechanic for it, can you give send me picture or video to do myself (if possible).