
2003 Mazda Protege ES 2.0L Excessive Emissions, Poor Idle Quality, Hesitation, Misfire, Poor Fuel Economy, MIL Lamp on
The car has a dead misfire on number 3 cylinder. I have 170 lbs compression. I put a rebuilt head tune up and same thing. I switched the injectors around no change.
FIX posted 3/11/2010
![]()
iATN Members:
Login to view full TechHelp request Auto Repair Pros: Join iATN to read this TechHelp request Vehicle Owners: Find a nearby iATN member to repair your vehicle (View Replies)13 Replies Received(Hide Replies)13 Replies Received
|
Message Closed w/FIX
|
VIN | JM1BJ22503 |
Engine | 2.0 L / 4 cyl / GAS |
Trans | 5-speed Standard |
Delivery | FI / gas |
Emissions | OBD-II Compliant |
Symptoms | Excessive Emissions, Poor Idle Quality, Hesitation, Misfire, Poor Fuel Economy, MIL Lamp On |
Occurs | Always |
Misc. | New Head Coils Wires Plugs Filters |
Trouble Codes
P0303 | Cylinder 3 Misfire Detected |
Message Closed w/FIX
Vehicle Data
2003 Mazda Protege ES
VIN | JM1BJ22503 |
Engine | 2.0 L / 4 cyl / GAS |
Trans | 5-speed Standard |
Delivery | FI / gas |
Emissions | OBD-II Compliant |
Symptoms | Excessive Emissions, Poor Idle Quality, Hesitation, Misfire, Poor Fuel Economy, MIL Lamp On |
Occurs | Always |
Misc. | New Head Coils Wires Plugs Filters |
Trouble Codes
P0303 | Cylinder 3 Misfire Detected |