hello, so it was started on old petrol, but since then about 40L of fresh petrol has been poured in, MAF cleaned maybe slightly better but the problem has not gone away, the engine oil replaced with a new one looks ok, the spark plugs and coils look ok, the air filter is new, the air filter housing ...

Hello, I have a problem with C after a year of sitting.
The revs fluctuate, it has less power and jerks.
Errors P1172 and P1175