DTC P0ABF Battery current sensor(BMU)
caution
Before replacing the ECU, ensure that the communication circuit is normal.
DTC SET CONDITIONS
The PHEV-ECU sets DTC P0ABF when the battery current sensor (BMU) for the traction battery is abnormal.
PROBABLE CAUSE
Malfunction of the BMU.
DIAGNOSIS
STEP 1. Using scan tool (M.U.T.-IIISE), check whether the other DTC is set.
Check whether the BMU related DTC is set (Refer to GROUP 54Dc - Inspection Chart for Diagnostic Trouble Codes
).
Is the DTC set?
Troubleshoot for the relevant DTC.
Go to Step 2
.
STEP 2. Using scan tool (M.U.T.-IIISE), check whether the DTC is set again.
Recheck the DTC.
(1)
Erase the DTC.
(2)
Turn off the power supply mode of the electric motor switch.
(3)
Turn on the power supply mode of the electric motor switch.
(4)
Check the DTC.
Is the DTC set?
Replace the PHEV-ECU (Refer to
).
The procedure is complete.
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).
Troubleshoot for the relevant DTC.
Go to Step 2.Replace the PHEV-ECU (Refer to ).The procedure is complete.