DTC U0320:09 [ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE]

id1502b6026600

Description

Electric power steering (EPS) control module malfunction
Detection condition
•  The adaptive front lighting system (AFS) control module received CAN error signal from the electric power steering (EPS) control module for 5 s or more with the ignition switched ON (engine off or on).
Fail-safe
•  The swivel actuator is moved to the center.
•  Control of the headlight auto leveling system is continued.
Possible cause
•  DTCs are stored in the electric power steering (EPS) control module.
•  Electric power steering (EPS) control module malfunction
•  Adaptive front lighting system (AFS) control module malfunction
System wiring diagram
Not applicable

Diagnostic Procedure

Step

Inspection

Action
1
VERIFY ELECTRIC POWER STEERING (EPS) CONTROL MODULE DTCs
•  Retrieve the electric power steering (EPS) control module DTCs using the M-MDS.
•  Is the DTC displayed?
Yes
Repair the malfunctioning part according to the applicable DTC troubleshooting.
(See DTC TABLE [EPS CONTROL MODULE].)
No
Go to the next step.
2
VERIFY IF MALFUNCTIONING LOCATION IS ELECTRIC POWER STEERING (EPS) CONTROL MODULE DEPENDING ON REPEATABILITY
•  Clear the adaptive front lighting system (AFS) control module DTCs using the M-MDS.
•  Switch the ignition ON (engine off or on) and wait for 5 s or more.
•  Retrieve the adaptive front lighting system (AFS) 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 4.
3
VERIFY THAT REPAIRS HAVE BEEN COMPLETED
•  Clear the adaptive front lighting system (AFS) control module DTCs using the M-MDS.
•  Switch the ignition ON (engine off or on) and wait for 5 s or more.
•  Retrieve the adaptive front lighting system (AFS) control module DTCs using the M-MDS.
•  Is the same Pending DTC present?
Yes
Replace the adaptive front lighting system (AFS) control module, then go to the next step.
(See ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE REMOVAL/INSTALLATION.)
No
Go to the next step.
4
VERIFY IF OTHER DTCs DISPLAYED
•  Are any other DTCs displayed?
Yes
Repair the malfunctioning part according to the applicable DTC troubleshooting.
(See DTC TABLE [ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE].)
No
DTC troubleshooting completed.