DTC P0BC3: HV Battery Module Temperature Sensor 5 Range/Performance Problem (368) (2017)

NOTE:  Before you troubleshoot, review the general troubleshooting information - Refer to: How to Troubleshoot the Electric Powertrain (2017) .

DTCs (HEV)

1. Problem verification

   - 1. Turn the vehicle to the ON mode.

   - 2. Clear the DTC with the HDS.

   - 3. Test drive the vehicle is in the range of the recorded freeze data parameters.

   NOTE:  This DTC may take 10 minutes or more for detection.

   - 4. Check for Pending or Confirmed DTCs with the HDS.

   DTC Description	Confirmed DTC	Pending DTC	Freeze Frame
   P0BC3 HV Battery Module Temperature Sensor 5 Range/Performance Problem

   Is DTC P0BC3 indicated?

   YES 

   The failure is duplicated. Go to step 2.

   NO 

   Intermittent failure. The system is OK at this time. If the freeze data/on-board snapshot of this DTC is recorded, try to reproduce the failure under the same conditions with the freeze data/on-board snapshot.

2. DTC check

   - 1. Check for Pending or Confirmed DTCs with the HDS.

   DTC Description	Confirmed DTC	Pending DTC	Freeze Frame
   P0A82 HV Battery Module Fan 1 Problem
   P0BC4 HV Battery Module Temperature Sensor 5 Circuit Low Voltage
   P0BC5 HV Battery Module Temperature Sensor 5 Circuit High Voltage

   Is DTC P0A82, P0BC4 or P0BC5 indicated?

   YES 

   Go to the indicated DTC's troubleshooting.

   NO 

   Go to step 3.

3. Battery cooling system visual check

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

   - 2. Check the IPU air duct and the high voltage battery module fan for disconnections, damage, or obstructions.

   Are the high voltage battery module fan inlet/outlet duct and the high voltage battery module fan OK?

   YES 

   Replace the high voltage battery module temperature sensor 5 - Refer to: Battery Pack Disassembly and Reassembly (2017) .

   NO 

   Repair or replace the IPU air duct and the high voltage battery module fan - Refer to: High Voltage Battery Module Fan Removal and Installation (2017) as needed.