Honda HR-V Owners & Service Manuals

Honda HR-V: DTC B1C60, B1C62

NOTE : Refer to the DTC code shown on the display, and then inspect the connectors and terminals based on the instructions in the table below.

Seat Heater System - Diagnostics

DTC (Front Seat Heater Control Unit)

NOTE :

  • If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A - Refer to: Body Electrical Troubleshooting - B-CAN System Diagnosis Test Mode A - Initial Communication and DTC Checks,.
  • The seat heater control unit does not turn on the seat heater until the seat core temperature is 85 degrees or less. Make sure the seat core temperature is below 85 degrees before troubleshooting.

1. Problem verification:

  1. Clear the DTCs with the HDS.

Clear DTCs

  1. Turn the vehicle to the OFF (LOCK) mode and then the ON mode.
  2. Check for DTCs with the HDS.

Seat Heater System - Diagnostics

Is DTC B1C60 or B1C62 indicated?

YES

Go to step 2.

NO

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

2. DTC check 1:

  1. Turn the vehicle to the OFF (LOCK) mode.
  2. Disconnect the following connectors.

Driver's seat cushion heater connector A (4P)Passenger's seat cushion heater connector A (4P)

  1. Turn the vehicle to the ON mode.
  2. Clear the DTCs with the HDS.

Clear DTCs

  1. Check for DTCs with the HDS.

Seat Heater System - Diagnostics

Is DTC B1C60 or B1C62 indicated?

YES

Go to step 3.

NO

Go to step 4.

3. Short wire check (FR DR SEAT HEATER, FR AS SEAT HEATER line):

  1. Turn the vehicle to the OFF (LOCK) mode.
  2. Disconnect the following connector.

Front seat heater control unit 14P connector

  1. Check for continuity between the terminals as specified in the table while in the vehicle OFF (LOCK) mode.

Seat Heater System - Diagnostics

Is there continuity?

YES

Repair a short in the wire.

NO

Replace the front seat heater control unit.

4. Seat-back heater check (BACK HEATER):

  1. Turn the vehicle to the OFF (LOCK) mode.
  2. Disconnect the following connectors.

Driver's seat-back heater 2P connector Front passenger's seat-back heater 2P connector

  1. Check for continuity between the terminals as specified in the table while in the vehicle OFF (LOCK) mode.

Seat Heater System - Diagnostics

Seat Heater System - Diagnostics

Is there 6.48 Ω Â+- 10 % (73ºF (23ºC) ) (Type 1) or 7.12 Ω Â+- 10 % (73ºF (23ºC) ) (Type 2)?

YES

Go to step 5.

NO

Replace the driver's seat-back heater or the front passenger's seat-back heater.

5. Seat cushion heater check (CUSH HEATER):

  1. Turn the vehicle to the OFF (LOCK) mode.
  2. Check for continuity between the terminals as specified in the table while in the vehicle OFF (LOCK) mode.

Seat Heater System - Diagnostics

Seat Heater System - Diagnostics

Is there 4.82 Ω Â+- 10 % (73 ºF (23 ºC) ) (Type 1) or 4.84 Ω Â+- 10 % (73 ºF (23 ºC) ) (Type 2)?

YES

Replace the front seat heater control unit.

NO

Replace the driver's seat cushion heater or the front passenger's seat cushion heater.

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