 
				
	| 2004 Audi S4 Avant 4.2L Misfire, Noise timing chain Hello Audi Techs, As you can see below the codes documented the P0021 which leads us to believe there is a camshaft issue perhaps a camshaft timing solenoid issue? On start up after the car sits for awhile the chain seems to rattle. We aren't that familiar wit... 
                        
                            FIX posted 1/14/2015
                               
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 | Message Closed w/FIX 
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| VIN | WAUXL68E14 | 
| Engine | 4.2 L / 8 cyl / GAS | 
| Trans | 6-speed Standard | 
| Delivery | Fuel Injection | 
| Emissions | OBD-II Compliant | 
| Symptoms | Misfire, Noise Timing Chain | 
Trouble Codes
| P0021 | Intake Camshaft Position System Performance (Bank 2) | 
| P0300 | Multiple Misfire Detected | 
| P0302 | Cylinder 2 Misfire Detected | 
| P0305 | Cylinder 5 Misfire Detected | 
| P0306 | Cylinder 6 Misfire Detected | 
| P0307 | Cylinder 7 Misfire Detected | 
Message Closed w/FIX
            
             Vehicle Data
 Vehicle Data
                2004 Audi S4 Avant
| VIN | WAUXL68E14 | 
| Engine | 4.2 L / 8 cyl / GAS | 
| Trans | 6-speed Standard | 
| Delivery | Fuel Injection | 
| Emissions | OBD-II Compliant | 
| Symptoms | Misfire, Noise Timing Chain | 
Trouble Codes
| P0021 | Intake Camshaft Position System Performance (Bank 2) | 
| P0300 | Multiple Misfire Detected | 
| P0302 | Cylinder 2 Misfire Detected | 
| P0305 | Cylinder 5 Misfire Detected | 
| P0306 | Cylinder 6 Misfire Detected | 
| P0307 | Cylinder 7 Misfire Detected | 
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