HID Lamp System Troubleshooting

  1. Measure voltage between the No. 17 terminal of the under-dash fuse/relay box connector G (21P) or No. 4 terminal of the under-dash fuse/relay box connector F (34P) and body ground.
    NOTE: RHD type is shown, LHD type is similar.
Is there battery voltage?
YES -
Repair an open in the wire between the HID unit and under-dash fuse/relay box G (21P) or F (34P).■
NO -
Faulty MICU; replace the under-dash fuse/relay box. ■