DTC Troubleshooting: B2477
  1. Check for continuity between the headlight leveling control unit 16P connector No. 4, No. 7, and No. 13 terminals and body ground respectively.
Is there continuity?
YES -
Go to Step 21 .
NO -
Repair an open in the wire.■
  1. Disconnect the jumper wires from the rear suspension stroke sensor.