DESCRIPTION
If the manual up and down functions operate normally but the auto up and down functions do not, the power window control system may be in fail-safe mode.
If power window initialization has not been performed, the auto up and down functions will not operate.
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WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
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HINT:
If the pulse sensor built into the power window regulator motor assembly (for front passenger door) is malfunctioning, the power window control system will enter fail-safe mode. The remote up and down and auto up and down functions cannot be operated during fail-safe mode. However, the power window can be closed by holding the power window regulator switch assembly at the auto up position, and opened manually by pushing down the power window regulator switch assembly.
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PROCEDURE
1. |
READ VALUE USING TECHSTREAM (P-DOOR MOTOR) |
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / P-Door Motor / Data List.
(e) Read the Data List according to the display on the Techstream.
Body Electrical > P-Door Motor > Data List
Tester Display |
Measurement Item |
Range |
Normal Condition |
Diagnostic Note |
---|---|---|---|---|
P Door P/W Auto SW |
Front passenger door power window auto switch signal |
OFF or ON |
OFF: Front passenger door power window auto up or auto down switch not being operated ON: Front passenger door power window auto up or auto down switch being operated |
- |
Tester Display |
---|
P Door P/W Auto SW |
OK:
On the Techstream screen, ON or OFF is displayed accordingly.
NG | ![]() |
GO TO STEP 4 |
|
2. |
PERFORM INITIALIZATION (FOR FRONT PASSENGER DOOR) |
(a) Initialize the power window regulator motor assembly (for front passenger door).
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|
3. |
CHECK POWER WINDOW CONTROL SYSTEM (AUTO UP / DOWN FUNCTION) |
(a) Check that the front passenger door power window moves when the auto up and down functions of the power window regulator switch assembly are operated.
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OK:
Front passenger door auto up and down functions are normal.
OK | ![]() |
END (PROBLEM DUE TO INITIALIZATION FAILURE) |
NG | ![]() |
REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (FOR FRONT PASSENGER DOOR) |
4. |
INSPECT POWER WINDOW REGULATOR SWITCH ASSEMBLY |
(a) Remove the power window regulator switch assembly.
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(b) Inspect the power window regulator switch assembly.
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NG | ![]() |
REPLACE POWER WINDOW REGULATOR SWITCH ASSEMBLY |
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5. |
CHECK HARNESS AND CONNECTOR (POWER WINDOW REGULATOR SWITCH ASSEMBLY - POWER WINDOW REGULATOR MOTOR ASSEMBLY (FOR FRONT PASSENGER DOOR)) |
(a) Disconnect the I2 power window regulator motor assembly (for front passenger door) connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
I10-8 (AUTO) - I2-4 (AUTO) |
Always |
Below 1 Ω |
I10-8 (AUTO) or I2-4 (AUTO) - Body ground |
Always |
10 kΩ or higher |
OK | ![]() |
REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (FOR FRONT PASSENGER DOOR) |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
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