| DTC B1255: | Combination Switch Control Unit Lost Communication With MICU |
| 1. | Clear the DTCs using the Honda PGM Tester or the HDS. |
| 2. | Cycle the ignition switch to OFF and then back ON. |
| 3. | Check the DTCs by selecting the DTCs MENU (DTCs) from the Honda PGM Tester or the HDS. Is DTC B1255 indicated? YES - Go to 4. NO - Intermittent failure, MICU is OK at this time.n |
| 4. | Check for DTCs in the combination switch control unit by selecting the DTCs MENU (DTCs) from the Honda PGM Tester or the HDS. Is DTC B1055, and B1157 indicated? YES - Go to MICU input test.n NO - Replace the combination switch control unit.n |