DTC B1960: MICU-Rear Junction Box Lost Communication with Climate Control Unit (A/C Message)

WARNING: This page is about a different car, the 2006 Honda Odyssey and 2005 Honda Odyssey. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A (see TROUBLESHOOTING - B-CAN SYSTEM DIAGNOSIS TEST MODE A ).

Clear the DTCs with the HDS.
Turn the ignition switch OFF, and then back ON (II).
Wait for 6 seconds or more.
Check for DTCs with the HDS.
Is DTC B1960 indicated?
1. YES - Go to the MICU-rear junction box input test (see MICU - REAR JUNCTION BOX INPUT TEST ).
2. NO - Go to the climate control unit troubleshooting (see CLIMATE CONTROL COMMUNICATION CIRCUIT TROUBLE ).