FAIL-SAFE CHART
FAIL-SAFE FUNCTION (for LED Headlight)
(a) Headlight ECU sub-assembly
(1) The headlight ECU sub-assemblies stop light operation if any of 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 |
||
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 |
Toyota CH-R Service Manual > Power Steering System: PIG Power Supply Voltage (C1552,C1554)
DESCRIPTION
If a problem occurs in the system, the power source relay circuit and the motor
relay circuit are shut off to stop power assist. The ECU must be replaced when there
is a problem with the relays because the relays are built into the ECU.
DTC No.
Detection Item
...
Toyota CH-R Service Manual > Audio And Visual System(for Radio And Display Type): Lost Communication with Meter (B1324)
DESCRIPTION
This DTC is stored when a communication error occurs between the radio and display
receiver assembly and combination meter assembly.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
B1324
Lost Communic ...