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) |
- |
|
Toyota CH-R Service Manual > Immobiliser System(w/o Smart Key System): Security Indicator Light Does not Blink
DESCRIPTION
The transponder key ECU assembly blinks the security indicator light when the
immobiliser is set.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
If the transponder key ECU assembly is replaced, refer to Registration.
Click here
PROCEDURE
1.
SYSTEM CHE ...
Toyota CH-R Service Manual > Tire Pressure Warning System: Tire Pressure Monitor Receiver Communication Stop (B1247)
DESCRIPTION
The main body ECU (multiplex network body ECU) and tire pressure warning ECU
and receiver are connected using 2 direct lines that they use to communicate with
each other.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
...