corsa problem

[angierobb1]

i have v reg corsa my car is sluggish like kangaroo juice when cold and the emg light comes on ive changed the cat and full exhaust the 02 censor and erg valve but im still having problems any suggestions

 

[Burnerman]

Just on the engine side of the air filter is a pressure sensor......unplug its electrical connection and see if the car runs any sweeter.
John

 

[angierobb1]

Just on the engine side of the air filter is a pressure sensor......unplug its electrical connection and see if the car runs any sweeter.
John

thanks john but iv already did that and still no joy

 

[Burnerman]

OK, if the car just misbehaves when it is cold, but is fine otherwise, replace the coolant temperature sensor (CTS).
John