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 rear LH 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 rear power window regulator switch assembly (for LH door) at the auto up position, and opened manually by pushing down the rear power window regulator switch assembly (for LH door).
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PROCEDURE
1. |
READ VALUE USING TECHSTREAM (RL-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 / RL-Door Motor / Data List.
(e) Read the Data List according to the display on the Techstream.
Body Electrical > RL-Door Motor > Data List
Tester Display |
Measurement Item |
Range |
Normal Condition |
Diagnostic Note |
---|---|---|---|---|
RL Door P/W Auto SW |
Rear LH door power window auto switch signal |
OFF or ON |
OFF: Rear LH door power window auto up or auto down switch not being operated ON: Rear LH door power window auto up or auto down switch being operated |
- |
Tester Display |
---|
RL Door P/W Auto SW |
OK:
On the Techstream screen, ON or OFF is displayed accordingly.
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GO TO STEP 4 |
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2. |
PERFORM INITIALIZATION (FOR REAR LH DOOR) |
(a) Initialize the power window regulator motor assembly (for rear LH door).
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3. |
CHECK POWER WINDOW CONTROL SYSTEM (AUTO UP / DOWN FUNCTION) |
(a) Check that the rear LH door power window moves when the auto up and down functions of the rear power window regulator switch assembly (for LH door) are operated.
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OK:
Rear LH door auto up and down functions are normal.
OK | ![]() |
END (PROBLEM DUE TO INITIALIZATION FAILURE) |
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REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (FOR REAR LH DOOR) |
4. |
INSPECT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY (FOR LH DOOR) |
(a) Remove the rear power window regulator switch assembly (for LH door).
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(b) Inspect the rear power window regulator switch assembly (for LH door).
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REPLACE REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY (FOR LH DOOR) |
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5. |
CHECK HARNESS AND CONNECTOR (REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY (FOR LH DOOR) - POWER WINDOW REGULATOR MOTOR ASSEMBLY (FOR REAR LH DOOR)) |
(a) Disconnect the L2 power window regulator motor assembly (for rear LH door) connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection |
Condition |
Specified Condition |
---|---|---|
L3-8 (AUTO) - L2-4 (AUTO) |
Always |
Below 1 Ω |
L3-8 (AUTO) or L2-4 (AUTO) - Body ground |
Always |
10 kΩ or higher |
OK | ![]() |
REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (FOR REAR LH DOOR) |
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REPAIR OR REPLACE HARNESS OR CONNECTOR |
Toyota CH-R Service Manual > Audio And Visual System(for Radio And Display Type): Vehicle Speed Signal Circuit between Radio Receiver and Combination Meter
DESCRIPTION
for Automatic Sound Levelizer (ASL):
This circuit is necessary for the Automatic Sound Levelizer (ASL) built
into the radio and display receiver assembly.
The Automatic Sound Levelizer (ASL) function automatically adjusts the
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Toyota CH-R Service Manual > Continuously Variable Transaxle Assembly(when Not Using The Engine Support Bridge): Installation
INSTALLATION
CAUTION / NOTICE / HINT
CAUTION:
The engine assembly with continuously variable transaxle assembly is very heavy.
Be sure to follow the procedure described in the repair manual, or the engine lifter
may suddenly drop.
PROCEDURE
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