FAIL-SAFE CHART
FAIL-SAFE FUNCTION
(a) Headlight ECU sub-assembly
(1) The headlight ECU sub-assemblies stop light operation if the following malfunctions are detected.
|
Malfunction |
Multi-information Display Warning |
DTC Output |
||
|---|---|---|---|---|
|
Lighting on/off |
LED light source malfunction |
Low beam |
Displayed |
Output |
|
High beam |
Not Displayed |
Output |
||
|
Fan malfunction |
Displayed |
Output |
||
|
Other than above (communication with main body ECU (multiplex network body ECU)) |
Displayed |
Output |
||
|
Automatic headlight beam level control system |
Displayed |
Output |
||
|
Power supply |
IG voltage line malfunction |
Displayed |
Output |
|
|
Other than an IG voltage line malfunction |
Not displayed |
Not output |
||
Dtc Check / Clear
Freeze Frame DataToyota CH-R Service Manual > Toyota Entune System: DCM Data Signal Circuit between Navigation ECU and DCM
DESCRIPTION
This circuit is used to send and receive signals between the DCM (Telematics
Transceiver) and radio and display receiver assembly.
WIRING DIAGRAM
PROCEDURE
1.
CHECK VEHICLE TYPE
(a) Check vehicle type.
Result
Proceed to
...
Toyota CH-R Service Manual > Safety Connect System: Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are listed in order of probability in the "Suspected Area" column of the
table. Check each sy ...