When exchanging injectors be sure to input injector data(7 digits) of new one into the ECM using a Hi-Scan(Pro).
Remove the injector according to removal procedure.
Check the class of injector, and then replace the used injector with the new one.
Check injector data (7 digits) of new injector.
Using Hi-Scan(Pro), input the injector data(7 digits) into ECM as next procedure.
When displaying "WRITING FAIL" ON Hi-scan(Pro), input injector data (7digits) of each cylinder into a new ECM again as priow procedure.
If the glow lamp is flashed and DTC P1586 is detected ignition switch ON, take proper steps refering to "P1586 DTC Troubleshooting procedure".