[Previous][Next]
DTC No. P1C65-16 Main battery under voltage failure
 
 
 
 
TROUBLE JUDGMENT
Check Condition
  • During quick charging (external power supply)
Judgment Criterion
  • The battery voltage low signal is received from the BMU for 3 seconds or more.
 
 
TROUBLESHOOTING HINTS
  • Malfunction of the BMU system
 
 
DIAGNOSIS
Required Special Tools:
  • MB992744: Vehicle communication interface-Lite (V.C.I.-Lite)
  • MB992745: V.C.I.-Lite main harness A
  • MB992747: V.C.I.-Lite USB cable short
  • MB992748: V.C.I.-Lite USB cable long
1.M.U.T.-IIISE other system DTC
Check whether the BMU sets the following DTC.
  • DTC No. P0B25-00 Cell Voltage Over Discharge Diagnosis (Module1)
  • DTC No. P0B29-00 Cell Voltage Over Discharge Diagnosis (Module2)
  • DTC No. P0B2D-00 Cell Voltage Over Discharge Diagnosis (Module3)
  • DTC No. P0B31-00 Cell Voltage Over Discharge Diagnosis (Module4)
  • DTC No. P0ECE-00 Cell Voltage Over Discharge Diagnosis (Module5)
  • DTC No. P0ED2-00 Cell Voltage Over Discharge Diagnosis (Module6)
  • DTC No. P1B09-16 Cell Voltage Over Discharge Diagnosis (Module7)
  • DTC No. P1B0A-16 Cell Voltage Over Discharge Diagnosis (Module8)
Is the DTC set?
Troubleshoot the set DTCs (Refer to DIAGNOSTIC TROUBLE CODE CHART).
The trouble can be an intermittent malfunction (Refer to General Information - How to Use Troubleshooting/Inspection Service Points, How to Cope with Intermittent Malfunctions HOW TO COPE WITH INTERMITTENT MALFUNCTIONS).