DTC Troubleshooting: B1306

DTC B1306: Rain Sensor Module Lost Communication with Combination Switch Control Unit

1. Clear the DTCs using the HDS.

1. Check the DTCs by selecting the DTCs MENU (DTCs) from the HDS.

Is DTC B1009, B1063, or B1156 indicated?

YES | - | Replace the combination switch control unit .■
NO | - | Go to Step 3 .

1. Disconnect the rain sensor 5P connector.

1. Check for continuity between the rain sensor 5P connector No. 3 terminal and body ground.

Is there continuity?

YES | - | Replace the rain sensor. ■
NO | - | Repair an open in the BLK wire or poor ground (LHD: G501, RHD: G601).■