BLIND SPOT MONITOR SYSTEM, Diagnostic DTC:U0100,U0126,U0129 and U0142
| DTC Code | DTC Name |
|---|---|
| U0100 | Lost Communication with ECM / PCM "A" |
| U0126 | Lost Communication with Steering Angle Sensor Module |
| U0129 | Lost Communication with Brake System Control Module |
| U0142 | Lost Communication with Body Control Module "B" |
DESCRIPTION
These DTCs are stored if there is a malfunction in the CAN communication system connected to the blind spot monitor sensor.
If CAN communication system DTCs are stored, they may also be stored for other systems.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
|---|---|---|---|
U0100 |
Lost Communication with ECM / PCM "A" |
Lost communication with ECM |
CAN communication system |
U0126 |
Lost Communication with Steering Angle Sensor Module |
Lost communication with spiral cable with sensor sub-assembly |
CAN communication system |
U0129 |
Lost Communication with Brake System Control Module |
Lost communication with vehicle stability control system |
CAN communication system |
U0142 |
Lost Communication with Body Control Module "B" |
Lost communication with main body ECU (multiplex network body ECU) |
CAN communication system |
CAUTION / NOTICE / HINT
When checking for DTCs, make sure that the blind spot monitor system is on.
PROCEDURE
CHECK DTC
Clear the DTCs.
for LHD (Click here)
for RHD (Click here)
Check for DTCs.
for LHD (Click here)
for RHD (Click here)
Result
Result
Proceed to
DTCs are not output
A
DTCs are output (for LHD)
B
DTCs are output (for RHD)
C
Tip:If CAN communication system DTCs are stored, they may also be stored for other systems.
If the CAN communication system has been inspected and repaired, the DTCs will not be output when rechecking for DTCs.
If these DTCs are output frequently, duplicate the conditions that cause the problem symptoms and perform the inspection again, even though the DTC was not output when rechecking for DTCs.