i dont knw,whats da problem and from where,when car on CNG my car RPM OK smooth at 750 when car idles...but when car is on petrol my car rpm ups and down ,ups and down...makes drive wors i got done everything tunning ,etc etc etc
may be there should be some problem with throttle body suppose it is then why RPM OK on CNG
Toyota corolla 2010 new shape model got ELECTRONIC THROTTLE BODY..its not wire like old models...
tell me solve my prob..experts??