Slow pull away what can be the reason

just guessing have you checked your fuel filter?
fuel pump in good condition?
fuel injectors getting plugged up? there are injector cleaners on the market
hope one of these will help

run the fault codes as there can be several reason s for this

Do you think this is an engine noise?

It sounds as though you may have either a TPS (Throttle position sensor) or speed sensor going bad.

clutch slipping change the clutch

check the level transmission fluid and top up 1/2 litre in gearbox

Most probly the switch on the pedal or the motor in the throttle body, For cheap mobile diagnostics e-mail [email protected]

Go buy the repair manual for vehicle (about 20 bucks) AND a code reader.(between 50 and 300 bucks. Both specific to your vehicle AND vehicle year. Million reasons for check engine light - but that light is basically saying, "I'm seeing something wrong, so check my vehicle computer for what I'm seeing" and the fact that it goes away or may go away just says the problem may be intermittent or keeps being cleared for some reason, either the problem fixes itself or the computer clears code for some reason, probably the former.

it sounds like your torque converter is slipping, take it out and put in a new one.

Sounds like you got some bad gas. I would either try an additive to remove water and some octane boost. If that doesn't work you will need to drain the tank. This has been a real problem with the price of gas going up. Some stations in my area have been shut down for putting water in the gas. If it was running fine before you got gas, then more than likely this is your problem.

Rtae this as a Fixya if this solves your problem. Ask more questions if you need to.