Please read 93C66/93C46/93C86 data by common programmer, then save it and operate as below:

1. Remove ECU security module, fix the 93C66 eeprom IC on the corresponding position of Toyota programmer, connect the USB cable with computer, move the function switch to Toyota-G, then the indicator will flashes slowly,press the Touch Switch, the indicator will flash quickly, it will goes off in a few seconds,operation successfully completed.

2. Move 93C66 back to ECU security module, then insert the first key, when the indicator goes off pull out the key,then insert the second key, when the indicator of the security module goes off,can start the car directly, completely no need synchronous operation, convenient and quick.

Operation Steps for Lexus Key Programmer:

Note: One time make one IC, regardless the order, don't move the key out of sensing area.

Toyota Lexus Smart Key Programmer SO163

1. Remove ECU IMMO module,fix the 93C46 eeprom IC on the corresponding position of Toyota programmer,connect the USB cable with computer, move the

function switch to Lexus key, the indicator on 93C46 will flashes slowly, put the key on the Induction loop,press the touch switch, then the indicator will flash quickly, it will goes off in a few seconds,initialization is successful. Fix the eeprom IC back to the ECU security module, and fix the security module back to the car.

2. Remove ECU BOX module,fix the 93C86 eeprom IC on the corresponding position of Toyota programmer,connect the USB cable with computer, move the

function switch to Lexus key, then the indicator on 93C86 will flashes slowly, put the key on the induction loop,press the touch switch, then the indicator will flash quickly, it will goes off in a few seconds,then initialization is successful. Fix the eeprom IC back to the ECU security module, and fix the security module back to the car.

Note: Z-type machine just put the IC pin into the socket after cleaning it by alcohol, H-type machine need to solder the IC onto the corresponding pad.