If the check engine light is flashing, it has "stored a code" meaning that you should be able to read a diagnostic code to find out what's wrong, that way neither of us will need to guess.
probably fuel filter or a simple tune up
seaweed is
What causes a car to jerk while driving can be based on many factors. A car can sputter due to engine compression issues, bad transmission, engine misfire, bad spark plugs or even low fuel.
What causes a 1997 Pontiac sunfire gt with a 2.4 liter engine to stall when stopped at a light
Because it's an Audi and they suck!
Try disconnection your MAF ( mass airflow sensor ) and if it doesn't sputter when you accelarate, it means your sensor is gonzo.
Defective exhaust system.
will the transmission causes my 1999 ford expedition to bog down & sputter when accelerating the 4.6liter engine.
Yes, that and dozens of other causes.Yes, that and dozens of other causes.
Most common cause would be the plus wires. Dampness causes them to arc and the cylinder that the wire is arcing on won't fire causing a miss/sputter.
possibly cam sensor
coz you shud of gone to specsavers