DESCRIPTION
These DTCs are stored when a malfunction occurs in the CAN communication circuit.
HINT:
If CAN communication system DTCs are stored, they may also be stored for other systems.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
---|---|---|---|
U0142 |
Lost Communication with Body Control Module "B" |
Lost communication with main body ECU (multiplex network body ECU) |
CAN communication system |
U0155 |
Lost Communication with Instrument Panel Cluster (IPC) Control Module |
Lost communication with combination meter assembly |
CAN communication system |
U0163 |
Lost Communication with Navigation Control Module |
Lost communication with radio and display receiver assembly |
CAN communication system |
PROCEDURE
1. |
CHECK DTC |
(a) Clear the DTCs.
Click here
(b) Recheck for DTCs and check if the same DTC is output again.
Body Electrical > Telematics > Trouble Codes
Result |
Proceed to |
---|---|
DTCs are output. |
A |
DTCs are not output. |
B |
HINT:
Click here
A | ![]() |
GO TO CAN COMMUNICATION SYSTEM |
B | ![]() |
USE SIMULATION METHOD TO CHECK |
Toyota CH-R Service Manual > Navigation System: Cellular Phone Inspection
PROCEDURE
1.
CHECK USAGE CONDITION
(a) Check that the vehicle and cellular phone meet the following conditions:
NOTICE:
If changing cellular phone settings, updating software, etc. is necessary, make
sure to obtain the permission of the customer before performin ...
Toyota CH-R Service Manual > Can Communication System: 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.
Symptom
Trouble Area
Resistance b ...