1.CHECK FUSE Check that the following fuses are not fusing.

Unit | Location | Fuse No. | Capacity
Headlamp HI (RH) | IPDM E/R | #55 | 10 A
Headlamp HI (LH) | IPDM E/R | #54 | 10 A
Headlamp LO (RH) | IPDM E/R | #57 | 15 A
Headlamp LO (LH) | IPDM E/R | #56 | 15 A

- Parking lamp
- Front side marker lamp

IPDM E/R
#52
10 A

- Tail lamp
- Rear side marker lamp
- License plate lamp
- Each illumination

IPDM E/R
#53
10 A
Stop lamp | FUSE BLOCK (J/B) | #7 | 10 A
Back-up lamp | FUSE BLOCK (J/B) | #4 | 10 A

Is the fuse fusing?
YES>>Repair the applicable circuit. And then replace the fuse.
NO>>The fuse is normal.