LAMBDA / O2 REMOVAL
This option will allow to remove lambda errors when new cat is fitted.
Speed Limiter Removal
This option is applied to remove speed limit that manufacturers introduce in many cars
Diagnostic trouble codes (or fault codes) are codes that are stored by the on-board computer diagnostic system. These are stored in response to a problem found in the car by the system.
However, in some case, The performance of Vehicles in the working well condition but the DTC Code (Not very important), then those DTC can be remove