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 |
Unlock Warning Switch Circuit
DESCRIPTION
The key unlock warning switch assembly turns on when the ignition key is inserted
into the ignition key cylinder and turns off when the ignition key is removed.
The main body ECU (driver side junction block assembly) operates the key confinemen ...
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT COOLING FAN OPERATION AT LOW TEMPERATURES (Below 83°C (181°F))
(a) Turn the ignition switch to ON.
(b) Check that the cooling fans stop.
If not, check the cooling fan relays and engine coolant temperature senso ...
Speaker Circuit
DESCRIPTION
for 6 Speakers:
If there is a short in a speaker circuit, the navigation receiver assembly detects
it and stops output to the speakers.
Thus sound cannot be heard from the speakers even if there is no malfunction
in the navigation receiver a ...