DTC B1C61 (Ventilated Seat Control Unit)

WARNING: This page is about a different car, the 2022 Honda Accord, 2021 Honda Accord, 2020 Honda Accord, 2019 Honda Accord, and 2018 Honda Accord. However, it is still accessible from the selected car via links, so may be relevant.

DTC B1C61 : Driver's Heater Current Abnormal Low

NOTE: If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A .

DTC Description	DTC
B1C61 Driver's heater current abnormal low

DTC (Ventilated Seat Control Unit)

Problem verification

-1. Clear the DTCs with the HDS.

-2. Turn the vehicle to the OFF (LOCK) mode and then the ON mode.

-3. Turn the driver's seat heater switch ON.

-4. Check for DTCs with the HDS.

DTC Description	DTC
B1C61 Driver's heater current abnormal low

Is DTC B1C61 indicated?

YES

Go to step 2.

Intermittent failure, the system is OK at this time. Check for loose or poor connections.

DTC check

-1. Turn the vehicle to the OFF (LOCK) mode.

-2. Disconnect the following connector.

Driver's seat heater connector A (4P)

-3. Connect terminals A and B with a jumper wire.

Terminal A	Driver's seat heater connector A (4P) (female terminals) No. 1:
Terminal B	Body ground

Courtesy of HONDA, U.S.A., INC.

-4. Clear the DTCs with the HDS.

-5. Turn the vehicle to the OFF (LOCK) mode and then the ON mode.

-6. Turn the driver's seat heater switch ON.

-7. Check for DTCs with the HDS.

DTC Description	DTC
B1C61 Driver's heater current abnormal low

Is DTC B1C61 indicated?

YES

Repair an open or high resistance in the HEATER DR wire.

Go to step 3.

Seat heater check
-1. Test the driver's seat heater .

Are the driver's seat cushion heater and the driver's seat-back heater OK?

YES

Replace the ventilated seat control unit .

NO

Replace the driver's seat cushion heater and/or the driver's seat-back heater .