Lexus NX300h Owner's Manual page 323

When the malfunction indicator
lamp still remains on after sev-
eral driving trips
The error code in the OBD system will
not be cleared unless the vehicle is
driven 40 or more times.
If your vehicle does not pass the
I/M test
Contact your Lexus dealer to prepare
the vehicle for re-testing.
LEXUS NX300h
al_USA_OM78212U
Owners Manu-
323
6-2. Maintenance
6