TheAudi A4 saloon is one of the freshest entrants in this segment, combining understated executive car looks with cut-above refinement and comfort. There’s a broad range of engines, a well-equipped range of variants and the option of front- or four-wheel drive. Body Style: Saloon. Seats: 5. MRP from £26,950 - £44,600.
Yousay you are getting a "backfire" via the exhaust under load which again points to an ignition spark issue as unburnt fuel is pushed down the exhaust to be ignited in the hot exhaust causing a bang/pop. Ignition coil issues tend to just show as a "misfire" when the car is plugged into a code reader.
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audi a4 1.4 tfsi engine problems
