DTC B1807: Power Seat Control Unit Lost Communication with MICU (DOOR SWITCH 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).
- Check for DTCs with the HDS.
Is DTC B1807 indicated?
- YES - Go to step 4.
- NO - Intermittent failure. The driving position memory system is OK at this time. Check for loose or poor connections at the power seat control unit connector, and at the MICU connector.
- Check for DTCs with the HDS.
Are DTCs B1057, B1105, and/or B1159 also indicated?
- YES - Do the MICU input test (see MULTIPLEX INTEGRATED CONTROL UNIT INPUT TEST ).
- NO - Do the power seat control unit input test (see POWER SEAT CONTROL UNIT INPUT TEST ).