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2008 Audi A4 Cabriolet 2.0L Poor Idle Quality, Misfire, MIL Lamp on
Posted to European Driveability on 8/6/2014 3 Replies

car runs perfect when cold and under load. Live data short term fuel trims within spec when running good, seems to be once warmed up short term fuel trim goes all the way to lean 25. with no obvious vacuum leaks. At that point also car will begin to misfire. I...

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  Related Documents & Media  2008 Audi A4 Cabriolet

 
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car Vehicle Data

2008 Audi A4 Cabriolet

VIN WAUAF48H98
Engine2.0 L / 4 cyl / GAS
DeliveryFuel Injection / FSI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire, MIL Lamp On
OccursHot, Idle

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0300Multiple Misfire Detected
P0301Cylinder 1 Misfire Detected
P0302Cylinder 2 Misfire Detected
P0303Cylinder 3 Misfire Detected
P0304Cylinder 4 Misfire Detected
Message Closed w/FIX

car Vehicle Data

2008 Audi A4 Cabriolet

VIN WAUAF48H98
Engine2.0 L / 4 cyl / GAS
DeliveryFuel Injection / FSI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire, MIL Lamp On
OccursHot, Idle

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0300Multiple Misfire Detected
P0301Cylinder 1 Misfire Detected
P0302Cylinder 2 Misfire Detected
P0303Cylinder 3 Misfire Detected
P0304Cylinder 4 Misfire Detected