DESCRIPTION
w/o AFS
These DTCs are stored when self-diagnosis of the headlight leveling ECU determines that the CAN communication system is malfunctioning.
w/ AFS
These DTCs are stored when self-diagnosis of the headlight swivel ECU determines that the CAN communication system is malfunctioning.
DTC Code | DTC Detection Condition | Trouble Area |
---|---|---|
U1000 |
|
|
Tech Tips
After replacing the headlight leveling ECU*1 or headlight swivel ECU*2, initialization of the ECU is necessary Click here.
*1: w/o AFS
*2: w/ AFS
PROCEDURE
CHECK FOR DTC
Clear the DTCs Click here.
Check for DTCs Click here.
OK |
---|
DTC U1000 output does not occur. |
Result | Proceed to |
---|---|
OK | A |
NG (w/o AFS, for LHD) | B |
NG (w/o AFS, for RHD) | C |
NG (w/ AFS) | D |
A |
USE SIMULATION METHOD TO CHECK Click here |
B |
REPLACE HEADLIGHT LEVELING ECU ASSEMBLY Click here |
C |
REPLACE HEADLIGHT LEVELING ECU ASSEMBLY Click here |
D |
REPLACE HEADLIGHT SWIVEL ECU ASSEMBLY Click here |