Toyota 4Runner: Remote Up / Down Function does not Operate
DESCRIPTION
When the ignition switch is ON and the window lock switch is off, the multiplex network master switch sends remote up/down signals to each power window regulator motor via the LIN communication line.
PROCEDURE
|
1. |
CHECK LIN COMMUNICATION SYSTEM |
(a) Check for LIN communication system DTCs related to the power window control
system (See page .gif)
).
OK:
LIN communication system DTCs are not output.
| NG | .gif) |
GO TO LIN COMMUNICATION SYSTEM |
|
.gif)
|
2. |
CHECK MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY (WINDOW LOCK SWITCH) |
|
(a) Turn the window lock switch off and operate the switches on the multiplex
network master switch. Check that the remote up/down function operates (See
page OK: Remote up/down function operates. |
|
| OK | |
END |
| NG | |
REPLACE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY |
Auto Up / Down Function does not Operate
DESCRIPTION
If the auto up/down function does not operate, the cause may be one or more of
the following:
The ECU in the back door power window regulator motor determines that
the back ...
Manual Up / Down Function does not Operate on Back Door Only
DESCRIPTION
If the back door power window does not operate, the retract switch in the rear
wiper motor, the back door power window regulator motor or the wire harness may
be abnormal.
WIRING DIA ...
Other materials about Toyota 4Runner:
Speaker Output Short (B15C3)
DESCRIPTION
This DTC is stored when a malfunction occurs in the speakers.
DTC No.
DTC Detection Condition
Trouble Area
B15C3
A short is detected in the speaker output circuit.
...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK TIRE PRESSURE WARNING ECU
HINT:
Inspect the connector from the back side.
(a) Disconnect the F7 ECU connector.
(b) Measure the voltage according to the value(s) in the table below.
Terminal No. (Symbol)
W ...
0.0215