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DTC No. P057F-00 SOC Stick diagnosis
 
 
 
 
MONITOR EXECUTION
Continuous
 
 
MONITOR EXECUTION CONDITIONS (Other monitor and Sensor)
Other Monitor (There is no temporary DTC set in memory for the item monitored below)
  • BMU monitor
  • Drive battery voltage sensor circuit monitor
Sensor (The sensor below is determined to be normal)
  • Drive battery current sensor
 
 
DTC SET CONDITIONS
Logic Flow Chart
Check Condition
  • The BMU power supply voltage is more than 7.578 volts.
Judgment Criterion
  • The SOC fault counter is detected for three times or more.
 
 
OBD-II DRIVE CYCLE PATTERN
 
 
TROUBLESHOOTING HINTS
  • Malfunction of the BMU
 
 
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 data list
(1) Check the following BMU data list.
  • Item No. 35: SOC CAN Output
OK: 1 to 99%
(2) Drive or charge the vehicle.
Is the check result normal?
Erase the DTC. Then, complete the procedure.
Replace the BMU (Refer to SERVICE PROCEDURE). Then,
 
2.Test the OBD-II drive cycle.
(1) Carry out a test drive with the drive cycle pattern. Refer to OBD-II Drive Cycle OBD-II DRIVE CYCLE.
(2) Check the DTC.
Is the DTC set?
Retry the troubleshooting.
The procedure is complete.