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 |
Lost Communication with ECM/PCM "A" Missing Message (U010087)
DESCRIPTION
The engine control unit and the transmission control unit are located inside
the ECM. The engine control unit intercommunicates with the transmission control
unit with the Controller Area Network (CAN).
If there is a problem in this intercommunication, the ECM stores a DTC.
...
Bleeding
BLEEDING
CAUTION / NOTICE / HINT
NOTICE:
Wash off brake fluid immediately if it comes in contact with any painted surface.
HINT:
If any work is performed on the clutch system or if there is thought to be air
in the clutch lines, bleed air from the clutch hydraulic system.
PROCEDURE
1. FILL ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT NO. 1 ULTRASONIC SENSOR
(a) Measure the resistance according to the value(s) in the table below.
Text in Illustration
*a
Component without harness connected:
(No. 1 Ultrasonic Sensor)
Standar ...