DTC B1C69 (Ventilated Seat Control Unit)
DTC B1C69 : Passenger's heater not heating
| DTC Description | DTC |
|---|---|
| B1C69 Passenger's heater not heating |
DTC (Ventilated Seat Control Unit)
NOTE:
- If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A .
- The ventilated seat 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.
- Problem verification
-1. Clear the DTCs with the HDS.
Clear DTCs
-2. Turn the vehicle to the OFF (LOCK) mode and then the ON mode.
-3. Check for DTCs with the HDS.
DTC Description DTC B1C69 Passenger's heater not heating Is DTC B1C69 indicated?
YES
Go to step 2.
NO
Intermittent failure, the system is OK at this time. Check for loose or poor connections.
- DTC check
-1. Check for DTCs with the HDS.
DTC Description DTC B1C57 Passenger's heater thermistor circuit open B1C58 Passenger's heater thermistor circuit short B1C62 Passenger's heater current abnormal high B1C63 Passenger's heater current abnormal low Are DTCs B1C57, B1C58, B1C62, and/or B1C63 indicated?
YES
Go to DTC B1C57 troubleshooting .
YES
Go to DTC B1C58 troubleshooting .
YES
Go to DTC B1C62 troubleshooting .
YES
Go to DTC B1C63 troubleshooting .
NO