Engine Surge

Tiny
BRAMMER
  • MEMBER
  • 2007 MAZDA 6
  • 4 CYL
  • FWD
  • AUTOMATIC
  • 90,330 MILES
I have a 2007 Mazda 6 2.3l DOHC. The Engine surges under any amount of acceleration runs perfect at idle I tryed Heet in the gas and still didnt work and the Check Engine Light has never came on since the start of this the car was drove to work started 2 times in 8 hrs and the problem accured upon departure.I need help please with wat this problem cud be thanks
Friday, January 14th, 2011 AT 8:38 PM

1 Reply

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Could be caused by one of the following below

Oxygen sensor.
Catalytic converter.
Fuel injectors dirty/sticking.
Mass airflow sensor/Airflow meter.
Throttle position sensor.
Crankshaft position sensor
Knock sensor
Manifold absolute pressure sensor.
EGR Valve
Fuel pressure regulator leaking or defective fuel pump.
False air leakage.
Fuel contamination.
Foul/defective spark plugs.
Open spark plug wires.
Ignition coil/Coil packs defective.
Incorrect ignition timing.
Cap and rotor.

Note:If it doesn't apply disregard it
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Friday, January 14th, 2011 AT 9:10 PM

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