DIAGNOSTIC TROUBLE CODE CHART
Lighting System|
DTC No. |
Detection Item |
Note |
Link |
|---|---|---|---|
|
B1244 |
Light Sensor Circuit Malfunction |
- |
|
|
B242C |
Right Headlight ECU Malfunction |
- |
|
|
B242D |
Left Headlight ECU Malfunction |
- |
|
|
B242E |
Open in IG Circuit |
- |
|
|
B2439 |
Headlamp LH Circuit |
- |
|
|
B243A |
Headlamp RH Circuit |
- |
|
|
B2451 |
Vehicle Specifications have not been Stored |
- |
|
|
B2456 |
Left Headlight ECU Variation Error |
- |
|
|
U0073 |
Control Module Communication Bus OFF |
- |
|
|
U0100 |
Lost Communication with ECM / PCM "A" |
- |
|
|
U0129 |
Lost Communication with Brake System Control Module |
- |
|
|
U0142 |
Lost Communication with Body Control Module "B" |
- |
|
|
U0242 |
Lost Communication With Headlamp Control Module "B" |
- |
|
|
U1000 |
CAN Communication Failure (Message Registry) |
- |
|
Data List / Active Test
Light Sensor Circuit Malfunction (B1244)Toyota CH-R Service Manual > Safety Connect System: Initialization
INITIALIZATION
RESET BACK-UP BATTERY CONDITION
HINT:
If the back-up battery has been replaced, it is necessary to perform the Reset
Backup Battery Condition procedure.
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the follo ...
Toyota CH-R Owners Manual > Steps to take in an emergency: If a warning light turns on or a warning buzzer sounds
Calmly perform the following actions if any of the warning lights
comes on or flashes. If a light comes on or flashes, but then goes off, this does
not necessarily indicate a malfunction in the system. However, if this continues
to occur, have the vehicle inspected by your Toyota dealer.
Warn ...