DESCRIPTION
These DTCs are stored when the clearance warning ECU assembly cannot receive and recognize several signals via the CAN communication system.
DTC No. |
DTC Detection Condition |
Trouble Area |
---|---|---|
U0100 |
Lost Communication with ECM / PCM "A" |
CAN communication system |
U0101 |
Lost Communication with TCM |
|
U0142 |
Lost Communication with Body Control Module "B" |
|
U0155 |
Lost Communication with Instrument Panel Cluster Control Module (Combination Meter) |
HINT:
When 2 or more DTCs starting with "U" are output simultaneously, inspect the connectors and wire harnesses of each ECU.
PROCEDURE
1. |
CHECK DTC OUTPUT |
(a) Clear the DTCs (See page ).
(b) Check for DTCs (See page ).
Result |
Proceed to |
---|---|
DTCs (CAN communication system DTC) are output |
A |
No DTCs are output |
B |
A | ![]() |
GO TO CAN COMMUNICATION SYSTEM |
B | ![]() |
USE SIMULATION METHOD TO CHECK |
Fail-safe Chart
FAIL-SAFE CHART
FAIL-SAFE FUNCTION
(a) When a malfunction occurs in the pre-collision system, a message will be
displayed on the multi-information display and the pre-collision system will be
disabled depending on the malfunction.
Warning Message
Cause
DTC No. ...
Operation Check
OPERATION CHECK
1. NOTICE WHEN CHECKING FOLLOWING
(a) Wireless door lock/unlock function:
This wireless door lock control function operates only when the following 3 conditions
are met:
(1) The engine switch is off.
(2) All doors are closed.
(3) The power door lock control system is operatin ...
Pressure Sensor or Switch (C1254)
DESCRIPTION
The accumulator pressure sensor is connected to the skid control ECU in the master
cylinder solenoid.
DTC No.
DTC Detecting Condition
Trouble Areas
C1254
Accumulator pressure sensor fault
(Fluid pressure does not chang ...