DESCRIPTION
This DTC is stored when the destination information of the main body ECU (multiplex network body ECU) does not match that of the blind spot monitor sensors.
DTC Code |
DTC Detection Condition |
Trouble Area |
---|---|---|
U1331 |
Destination information of the main body ECU (driver side junction block assembly) and blind spot monitor sensor do not match. |
|
CAUTION / NOTICE / HINT
NOTICE:
When checking for DTCs, make sure that the blind spot monitor main switch assembly (warning canceling switch assembly) is on.
PROCEDURE
1. |
CONFIRM PART NUMBER (MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) |
(a) Check the main body ECU (multiplex network body ECU) part number.
(1) Check if the part number of the main body ECU (multiplex network body ECU) installed on the vehicle is correct.
OK:
The part number is correct.
NG | ![]() |
REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) |
|
2. |
CHECK DTC |
(a) Clear the DTCs (See page ).
(b) Recheck for DTCs and check if the same DTC is output again.
Result
Result |
Proceed to |
---|---|
No DTC is output |
A |
DTC is output from the blind spot monitor sensor LH (master) |
B |
DTC is output from the blind spot monitor sensor RH (slave) |
C |
A | ![]() |
USE SIMULATION METHOD TO CHECK |
B | ![]() |
REPLACE BLIND SPOT MONITOR SENSOR LH |
C | ![]() |
REPLACE BLIND SPOT MONITOR SENSOR RH |
Front seats
Bench type seat
Seat position adjustment lever
Separated type seats
Seat position adjustment lever
Driver’s seat lumbar support adjustment
knob (if equipped)
Seatback angle adjustment lever ...
Clutch start cancel switch
The switch allows the vehicle to be driven out of difficult situations by cranking
the engine with the clutch engaged.
Never use the switch for normal engine starting. Be sure to follow the starting
procedure.
Press the CLUTCH START CANCEL switch to cancel the clutch start system when the
...
Dtc Check / Clear
DTC CHECK / CLEAR
NOTICE:
When the diagnosis system is changed from normal mode to check mode or vice versa,
all DTCs and freeze frame data recorded in normal mode are cleared. Before changing
modes, always check and make a note of DTCs and freeze frame data.
HINT:
DTCs which are sto ...