DTC Troubleshooting: B2356
DTC B2356:
 Automatic Lighting/Rain Sensor Lost Communication with MICU (WIPSW Message)
  1. Clear the DTCs with the HDS.
  1. Turn the ignition switch OFF, and then back ON (II).
  1. Check for DTCs with the HDS.
Is DTC B2356 indicated?
YES -
Go to Step 4 .
NO -
Intermittent failure, the system is OK at this time. Check for loose or poor connections.■
  1. Check for DTCs with the HDS.
Are DTC B1155, B1156, B1157, B1159, B1160, and B1188 also indicated with DTC B2356?
YES -
NO -
Replace the automatic lighting/rain sensor .■