 
				
	| 2005 Volkswagen Jetta 2.5 2.5L Misfire, MIL Lamp on Vehicle misfires. Scoped injector and coils-ok. Scoped maf sensor-ok. LTFT -3.5%. Sprayed with gum cutter. No vacuum leaks. Excessive vacuum from filler cap and dipstick tube. Replace vc for possible torn crankcase ventilation diaphram. No change in the way th... 
                        
                            FIX posted 3/19/2010
                               
                    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 8 Replies Received (View Replies)8 Replies Received (Hide Replies)
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| VIN | 3VWSF71K15 | 
| Engine | 2.5 L / 5 cyl / GAS | 
| Trans | 6-speed Automatic (Electronic) | 
| Delivery | FI | 
| Emissions | OBD-II Compliant | 
| Symptoms | Misfire, MIL Lamp On | 
| Occurs | Cold, Hot, Cruise, Idle | 
Trouble Codes
| P0300 | Multiple Misfire Detected | 
| P0301 | Cylinder 1 Misfire Detected | 
| P0302 | Cylinder 2 Misfire Detected | 
| P0303 | Cylinder 3 Misfire Detected | 
| P0304 | Cylinder 4 Misfire Detected | 
| P2279 | Intake Air System Leak | 
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             Vehicle Data
 Vehicle Data
                2005 Volkswagen Jetta 2.5
| VIN | 3VWSF71K15 | 
| Engine | 2.5 L / 5 cyl / GAS | 
| Trans | 6-speed Automatic (Electronic) | 
| Delivery | FI | 
| Emissions | OBD-II Compliant | 
| Symptoms | Misfire, MIL Lamp On | 
| Occurs | Cold, Hot, Cruise, Idle | 
Trouble Codes
| P0300 | Multiple Misfire Detected | 
| P0301 | Cylinder 1 Misfire Detected | 
| P0302 | Cylinder 2 Misfire Detected | 
| P0303 | Cylinder 3 Misfire Detected | 
| P0304 | Cylinder 4 Misfire Detected | 
| P2279 | Intake Air System Leak | 
 8 Replies Received
8 Replies Received
 8 Replies Received
          8 Replies Received
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