hi
sorry gays my english language its not good much . i need help

i had a problem with my s2k last week when i racing in bahrain international circuit 2000cc challenge it was 15 lap , so in the final lap the car was entering in limp mode the car rpm its not going above 2500-3000 , so when we checked the error we had only air pump becuse i removed it , I'm trying to reset the ecu its seem problem , i use flash pro so i retained the oem map the rev coming back normal but when the rev came to vtec 6500 rpm its coming bad rev

nots: am using ms 109 fuel and the engine its stock.

pls help gays i have racing after two weeks