It was designed into the ECU for emmission puposes.
Personally I have never had any issue with it, It actually keeps the revs in line for when I want to throttle up.
Enjoy the 'Tour
MLK
1998 CSVT Silver Frost #1119 of 6535 dob 5-20-97 custom seating and dash valentine one (hardwired) clifford 700-IQ BMP Front STB HPP Rear STB Mirko Tie Down FMS 9mm plug wires
classics: 1968 Lancia Fulvia Rallye 1.3 1971 Audi 100LS 2 door