DESCRIPTION
The DTC is stored when the main body ECU (driver side junction block assembly) detects malfunctions in the LIN communication system.
DTC No. |
DTC Detection Condition |
Trouble Area |
---|---|---|
B124D |
Malfunction in LIN communication system |
|
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 B124D is not output.
OK | ![]() |
USE SIMULATION METHOD TO CHECK |
|
2. |
CHECK HARNESS AND CONNECTOR (AFS ECU - INNER REAR VIEW MIRROR ASSEMBLY) |
(a) Disconnect the D44 AFS ECU (headlight swivel ECU assembly) connector.
(b) Disconnect the P12 inner rear view mirror assembly connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
D44-10 (SMR) - P12-3 (LIN) |
Always |
Below 1 Ω |
P12-3 (LIN) - Body ground |
Always |
10 kΩ or higher |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
3. |
INSPECT AFS ECU (HEADLIGHT SWIVEL ECU ASSEMBLY) |
(a) Reconnect the D44 AFS ECU (headlight swivel ECU assembly) connector.
(b) Connect an oscilloscope to the P12 inner rear view mirror assembly connector. |
|
(c) Check the waveform. OK:
|
|
OK | ![]() |
REPLACE INNER REAR VIEW MIRROR ASSEMBLY |
NG | ![]() |
REPLACE AFS ECU (HEADLIGHT SWIVEL ECU ASSEMBLY) |
Disassembly
DISASSEMBLY
PROCEDURE
1. REMOVE TAIL AND STOP LIGHT BULB
(a) Turn the tail and stop light bulb and the rear combination light
socket and wire in the direction indicated by the arrow shown in the illustration,
and remove them as a unit.
...
Installation
INSTALLATION
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the RH side and LH side.
The procedure listed below is for the LH side.
PROCEDURE
1. INSTALL DOOR SIDE AIRBAG SENSOR
(a) Check that the ignition switch is off.
(b) C ...
Internal Control Module Throttle Position Performance (P060E)
MONITOR DESCRIPTION
The ECM monitors the input signals of the throttle position sensor No. 1 and
stop light switch. As the ECM monitors the input signals of the throttle position
sensor No. 1 and the STP signals of the stop light switch, if the input sign ...