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 > Theft Deterrent / Keyless Entry: Electrical Key Oscillator(for Front Floor)
Components
COMPONENTS
ILLUSTRATION
*1
NO. 1 INDOOR ELECTRICAL KEY ANTENNA ASSEMBLY
-
-
Installation
INSTALLATION
PROCEDURE
1. INSTALL NO. 1 INDOOR ELECTRICAL KEY ANTENNA ASSEMBLY
(a) Engage the clamp to install the No. 1 indoor elect ...
Toyota CH-R Service Manual > Power Mirror Control System: Mirror Heater does not Operate with Rear Defogger Switch
DESCRIPTION
When the mirror heater switch (rear window defogger switch) on the air conditioning
control assembly is pressed, the operation signal is sent to the air conditioning
amplifier assembly via LIN communication. When the air conditioning amplifier assembly
receives the signal, it turn ...