DTC U3000:4B [ELECTRIC POWER STEERING (EPS)]

id0602a1816400

Warning
•  The EPS control module temperature could become high and may cause a burn. Before performing the work, verify that the steering column is cold.

DTC U3000:4B
EPS control module
DETECTION CONDITION
•  Abnormal temperature in EPS control module is detected
FAIL-SAFE FUNCTION
•  Refer to “Fail-safe Function Table”. (See DTC TABLE [ELECTRIC POWER STEERING (EPS)].)
POSSIBLE CAUSE
•  Due to the continuously static steering, being turned to the lock end, or other causes, the internal temperature of the EPS control module is more than the specified value.
•  EPS control module malfunction
SYSTEM WIRING DIAGRAM
Not applicable

Diagnostic Procedure

Step

Inspection

Action
1
ALLOW VEHICLE TO COOL DOWN
•  Switch the ignition to OFF and allow the vehicle to cool down.
Go to the next step.
2
VERIFY DTC TROUBLESHOOTING COMPLETED
•  Using the M-MDS, clear the DTC from the EPS control module.
•  Using the M-MDS, perform the EPS control module DTC inspection.
•  Is the same DTC present?
Yes
Repeat the inspection from Step1.
If the malfunction recurs, replace the EPS control module, then go to the next step.
(See STEERING WHEEL AND COLUMN REMOVAL/INSTALLATION.)
No
Go to the next step.
3
VERIFY NO DTC IS PRESENT
•  Are any DTCs present?
Yes
Go to applicable DTC inspection.
(See DTC TABLE [ELECTRIC POWER STEERING (EPS)].)
No
DTC troubleshooting completed.