DTC U0420:00 [360°VIEW MONITOR CONTROL MODULE]

id1502c7055400

Description

Error signal received from electric power steering (EPS) control module
Detection condition
•  The 360°view monitor control module detects a signal error from the electric power steering (EPS) control module for a certain period of time or more.
Fail-safe
•  Projected vehicle path is not displayed when system is starting
Possible cause
•  DTCs are stored in the electric power steering (EPS) control module.
•  Electric power steering (EPS) control module malfunction
•  360°view monitor control module malfunction
System wiring diagram
Not applicable

Diagnostic Procedure

Step

Inspection

Action
1
VERIFY OTHER 360°VIEW MONITOR CONTROL MODULE DTCs
•  Clear the DTC for the 360°view monitor control module using the M-MDS.
•  Retrieve the 360°view monitor control module DTCs using the M-MDS.
•  Is DTC U3000:41 or U3000:49 displayed?
Yes
Replace the 360°view monitor control module, then go to Step 4.
(See 360°VIEW MONITOR CONTROL MODULE REMOVAL/INSTALLATION.)
No
Go to the next step.
2
VERIFY ELECTRIC POWER STEERING (EPS) CONTROL MODULE DTCs
•  Retrieve the electric power steering (EPS) control module DTCs using the M-MDS.
•  Are any DTCs displayed?
Yes
Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.
(See DTC TABLE [ELECTRIC POWER STEERING (EPS)].)
No
Go to the next step.
3
VERIFY IF MALFUNCTIONING LOCATION IS ELECTRIC POWER STEERING (EPS) CONTROL MODULE DEPENDING ON REPEATABILITY
•  Clear the DTC for the 360°view monitor control module using the M-MDS.
•  Retrieve the 360°view monitor control module DTCs using the M-MDS.
•  Is the same Pending DTC present?
Yes
Replace the electric power steering (EPS) control module, then go to the next step.
(See STEERING WHEEL AND COLUMN REMOVAL/INSTALLATION.)
No
Go to Step 5.
4
VERIFY THAT REPAIRS HAVE BEEN COMPLETED
•  Clear the DTC for the 360°view monitor control module using the M-MDS.
•  Retrieve the 360°view monitor control module DTCs using the M-MDS.
•  Is the same Pending DTC present?
Yes
Repeat the inspection from Step 1.
•  If the malfunction recurs, replace the 360°view monitor control module.
Go to the next step.
No
Go to the next step.
5
VERIFY IF OTHER DTCs DISPLAYED
•  Are any other DTCs displayed?
Yes
Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.
(See DTC TABLE [360°VIEW MONITOR CONTROL MODULE].)
No
DTC troubleshooting completed.