DESCRIPTION
The air conditioning amplifier communicates with the ECM, main body ECU (multiplex network body ECU) and combination meter through the CAN communication system.
DTC Code |
DTC Detection Condition |
Trouble Area |
---|---|---|
U0100 |
Lost communication with the ECM. |
|
U0142 |
Lost communication with the main body ECU. |
|
U0155 |
Lost communication with the combination meter. |
|
PROCEDURE
1. |
CHECK FOR DTC (CAN COMMUNICATION SYSTEM) |
(a) Use the Techstream to check if the CAN communication system is functioning normally.
Result
Result |
Proceed to |
---|---|
CAN DTC is not output |
A |
CAN DTC is output |
B |
A | ![]() |
USE SIMULATION METHOD TO CHECK |
B | ![]() |
GO TO CAN COMMUNICATION SYSTEM |
Fail-safe Chart
FAIL-SAFE CHART
1. POWER WINDOW OPERATION IN FAIL-SAFE MODE
HINT:
If the pulse sensor built into a power window regulator motor malfunctions, the
power window control system enters fail-safe mode.
(a) The power window control system prohibits the followi ...
Inside Vehicle
General Maintenance
GENERAL MAINTENANCE
CAUTION / NOTICE / HINT
Performing the following maintenance checks on the vehicle is the owner's responsibility.
The owner may perform the maintenance or take the vehicle to a service center. Check
the part ...