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 Owners Manual > Using the driving support systems: Toyota Safety Sense P
The Toyota Safety Sense P consists of the following drive assist
systems and contributes to a safe and comfortable driving experience:
PCS (Pre-Collision System)
LDA (Lane Departure Alert with steering control)
Automatic High Beam
Dynamic radar cruise control with full-speed range
WARNINGâ ...
Toyota CH-R Service Manual > Airbag System: Short in Rear Side Squib LH Circuit (B1855/63-B1858/63)
DESCRIPTION
The rear side squib LH circuit consists of the airbag sensor assembly and rear
seat airbag LH.
The airbag sensor assembly uses this circuit to deploy the airbag when deployment
conditions are met.
These DTCs are stored when a malfunction is detected in the rear side squib LH
cir ...