DESCRIPTION
When there is a short in the side auto step motor circuit, the side auto step controller ECU assembly halts the operation of the automatic running board.
DTC No. |
Detection Condition |
Trouble Area |
---|---|---|
11 |
More than 44 A of current is flowing through the side auto step motor LH. |
|
12 |
More than 44 A of current is flowing through the side auto step motor RH. |
WIRING DIAGRAM
PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (SIDE AUTO STEP MOTOR - SIDE AUTO STEP CONTROLLER ECU) |
(a) Disconnect the O25*1 or N23*2 side auto step motor assembly connector.
(b) Disconnect the A42 side auto step controller ECU assembly connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
for LH
Tester Connection |
Condition |
Specified Condition |
---|---|---|
A42-3 (STW1) - A42-4 (DPL1) |
Always |
10 kΩ or higher |
for RH
Tester Connection |
Condition |
Specified Condition |
---|---|---|
A42-2 (STW2) - A42-1 (DPL2) |
Always |
10 kΩ or higher |
OK | ![]() |
REPLACE SIDE AUTO STEP MOTOR ASSEMBLY |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are listed in order of probability in the "Suspected Area" ...
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