DESCRIPTION
These DTCs are stored when a malfunction occurs in the CAN communication circuit.
|
DTC No. |
DTC Detection Condition |
Trouble Area |
|---|---|---|
|
U0073 |
CAN bus connection error |
CAN communication system |
|
U0100 |
CAN reception error |
|
|
U0140 |
CAN reception error |
|
|
U0155 |
CAN reception error |
PROCEDURE
|
1. |
CHECK DTC |
(a) Clear the DTCs (See page
).
(b) Recheck for DTCs and check that no DTCs are output.
OK:
No DTCs are output.
| OK | |
USE SIMULATION METHOD TO CHECK |
| NG | |
GO TO CAN COMMUNICATION SYSTEM |
XM Tuner Antenna Disconnected (B15FE,B15FF)
Voice Recognition Microphone Disconnected (B1579)Air Outlet Control Servo Motor
Inspection
INSPECTION
PROCEDURE
1. INSPECT MODE CONTROL SERVO MOTOR
(a) Inspect the servo motor operation.
(1) When 12V is applied between terminals 4 (IGN) and 1 (GND), and 0V
is applied between terminals 2 (SIG) and 1 (GND), check that the line connecting
the 2 notches ...
Check Bus 3 Lines for Short Circuit
DESCRIPTION
There may be a short circuit between the CAN main bus lines and/or CAN branch
lines when the resistance between terminals 6 (CA3H) and 21 (CA3L) of the central
gateway ECU (network gateway ECU) is below 54 Ω.
Detection Item
Trouble Area
Resis ...
Reassembly
REASSEMBLY
PROCEDURE
1. INSTALL UPPER RADIATOR TANK
(a) Install a new upper radiator tank.
Text in Illustration
*1
Upper Radiator Tank
*2
Core Plate
*a
Correc ...