DESCRIPTION
These DTCs are stored when a malfunction occurs in the CAN communication circuit.
DTC No. |
DTC Detection Condition |
Trouble Area |
---|---|---|
U0073 |
CAN reception error |
CAN communication system |
U0140 |
CAN reception error |
CAN communication system |
PROCEDURE
1. |
CHECK DTC |
(a) Clear the DTCs (See page ).
(b) Recheck for DTCs and check if the same DTCs are output again.
OK:
No DTCs are output.
OK | ![]() |
USE SIMULATION METHOD TO CHECK |
NG | ![]() |
GO TO CAN COMMUNICATION SYSTEM |
Terminals Of Ecu
TERMINALS OF ECU
1. AIR CONDITIONING AMPLIFIER
(a) Measure the voltage and resistance according to the value(s) in the table
below.
Terminal No. (Symbol)
Wiring Color
Terminal Description
Condition
...
Speaker Circuit
DESCRIPTION
If there is a short in a speaker circuit, the stereo component amplifier
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 stereo component ...