DESCRIPTION
The DTC is stored when the main body ECU (driver side junction block assembly) detects malfunctions in the camera (inner rear view mirror assembly).
DTC No. |
DTC Detection Condition |
Trouble Area |
---|---|---|
B124C |
Malfunction in camera (inner rear view mirror assembly) |
Inner rear view mirror assembly |
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
First perform the communication function inspections in How to Proceed with Troubleshooting to confirm that there are no CAN communication malfunctions before troubleshooting this symptom.
PROCEDURE
1. |
CHECK FOR DTC |
(a) Clear the DTCs (See page ).
(b) Check for DTCs (See page ).
OK:
DTC B124C is not output.
OK | ![]() |
USE SIMULATION METHOD TO CHECK |
NG | ![]() |
REPLACE INNER REAR VIEW MIRROR ASSEMBLY |
System Description
SYSTEM DESCRIPTION
1. ILLUMINATED ENTRY SYSTEM
(a) The illuminated entry system has the following control functions:
Control
Outline
Lights that Operate
Actuation Area-linked*2
When a registered k ...
Precaution
PRECAUTION
NOTICE:
When disconnecting the cable from the negative (-) battery terminal, initialize
the following systems after the cable is reconnected.
System Name
See Procedure
Back Door Closer System
...
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the LIN communication system.
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
...