PROBLEM SYMPTOMS TABLE
HINT:
Symptom |
Suspected Area |
See page |
---|---|---|
The automatic running board does not function. |
PRB fuse |
|
Side auto step switch assembly |
|
|
Proceed to "Side Auto Step ECU Power Source Circuit" |
|
|
Proceed to "Side Auto Step Switch Circuit" |
|
|
Proceed to "Door Courtesy Switch Circuit" |
|
|
Side auto step controller ECU assembly |
|
|
The automatic running board is not stowed even when the door is closed. |
Proceed to "Door Courtesy Switch Circuit" |
|
Side auto step controller ECU assembly |
- |
|
The automatic running board is not stowed even when the vehicle is moving. |
Proceed to "Speed Signal Circuit" |
|
Main body ECU (Multiplex network body ECU) |
- |
|
The automatic running board reverses operation during deploying or stowing movement. |
Check that there is no foreign object blocking the automatic running board. |
- |
Check that there is no damage to the automatic running board link. |
- |
|
Side auto step motor assembly |
- |
Lost Communication with Back Door Power Window ECU (Abnormal Power Supply) (B2327,B2328)
DESCRIPTION
DTC B2327 is stored when LIN communication between the multiplex network
door ECU (back door P/W) and back door power window regulator motor assembly
stops for 10 seconds or more.
DTC B2328 is stored when a malfunction in the LI ...
Sliding Roof ECU Communication Stop (B1273)
DESCRIPTION
This DTC is stored when LIN communication between the sliding roof ECU (sliding
roof drive gear sub-assembly) and main body ECU (multiplex network body ECU) stops
for 10 seconds or more.
DTC Code
DTC Detection Condition
...