Toyota 4Runner: Driver Side Power Window Auto Up / Down Function does not Operate with Power Window Master Switch
DESCRIPTION
If the auto up/down function does not operate, the cause may be one or more of the following:
- The ECU in the power window regulator motor determines that the power window regulator motor has not been initialized.
- The master switch has a malfunction.
- The Hall IC in the front power window regulator motor has a malfunction.
PROCEDURE
|
1. |
CHECK FOR DTC |
(a) Clear the DTCs (See page .gif)
).
(b) Check for DTCs (See page ).
Result
|
Result |
Proceed to |
|---|---|
|
DTC is not output |
A |
|
DTC B2311 is output |
B |
|
DTC B2312 is output |
C |
|
DTC B2313 is output |
D |
|
LIN communication system DTCs are output |
E |
| B | .gif) |
GO TO DTC B2311 |
| C | |
GO TO DTC B2312 |
| D | |
GO TO DTC B2313 |
| E | |
GO TO LIN COMMUNICATION SYSTEM |
|
.gif)
|
2. |
CHECK MANUAL UP/DOWN FUNCTION |
(a) Check that the front power window moves when the manual up/down function
of the multiplex network master switch is operated (See page
).
OK:
Front power window moves.
| NG | |
GO TO "Driver Side Power Window does not Operate with Power Window Master Switch" |
|
|
3. |
READ VALUE USING TECHSTREAM (MULTIPLEX NETWORK MASTER SWITCH) |
(a) Use the Data List to check if the multiplex network master switch is functioning
properly (See page ).
Master Switch
|
Tester Display |
Measurement Item/Range |
Normal Condition |
Diagnostic Note |
|---|---|---|---|
|
D Door P/W Auto SW |
Driver side power window auto up/down signal / ON or OFF |
ON: Driver side power window auto up/down switch on power window regulator master switch operated OFF: Driver side power window switch on power window regulator master switch not operated |
- |
OK:
On tester screen, item changes between ON and OFF according to above chart.
| NG | |
REPLACE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY |
|
|
4. |
READ VALUE USING TECHSTREAM (FRONT DOOR WINDOW REGULATORASSEMBLY LH) |
(a) Use the Data List to check if the front power window regulator is functioning
properly (See page ).
Master Switch
|
Tester Display |
Measurement Item/Range |
Normal Condition |
Diagnostic Note |
|---|---|---|---|
|
D Door P/W Auto SW |
Driver side power window auto up/down signal / ON or OFF |
ON: Driver side power window auto up/down switch operated OFF: Driver side power window switch not operated |
- |
OK:
On tester screen, item changes between ON and OFF according to above chart.
| OK | |
REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH |
| NG | |
REPLACE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY |
Rear Power Window RH does not Operate with Rear Power Window Switch RH
DESCRIPTION
If the manual up/down function does not operate, there may be a malfunction
in the rear power window regulator switch, rear power window regulator motor,
harness or connect ...
Front Passenger Side Power Window Auto Up / Down Function does not Operate with
Front Passenger Side Power Window Switch
DESCRIPTION
If the auto up/down function does not operate, the cause may be one or more of
the following:
The ECU in the power window regulator motor determines that the power
window re ...
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PROCEDURE
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