Ka24de Runnin Like Poo

this kade completely stock is running like complete crap the car was running
GREAT but sat on the drivway for aobut 2 week now shitty i thought it was missfind but every cly is getting spark and a injection pluse so i swaped the plugs think craped plugs still crap i personally think its the egr vavle the car can not idole needs contious throttle any thoughts
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