DESCRIPTION
When the engine switch is on (IG), the power window regulator motor assembly (for rear LH door) is operated by the rear power window regulator switch assembly (for LH door). The power window regulator motor assembly (for rear LH door) has motor, regulator, and ECU functions.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
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PROCEDURE
1. | READ VALUE USING TECHSTREAM (MAIN BODY) |
(a) Connect the Techstream to the DLC3.
(b) Turn the engine switch on (IG).
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Main Body / Data List.
(e) Read the Data List according to the display on the Techstream.
Body Electrical > Main Body > Data List Tester Display | Measurement Item | Range | Normal Condition | Diagnostic Note |
---|---|---|---|---|
Communication RL-Door Motor | Connection status between power window regulator motor assembly (for rear LH door) and main body ECU (multiplex network body ECU) | STOP or OK | STOP: Communication stopped OK: Normal communication | - |
Tester Display |
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Communication RL-Door Motor |
OK:
OK is displayed for each Data List item above.
NG | GO TO LIN COMMUNICATION SYSTEM (Proceed to How to Proceed with Troubleshooting) |
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2. | READ VALUE USING TECHSTREAM (RL-DOOR MOTOR) |
(a) Enter the following menus: Body Electrical / RL-Door Motor / Data List.
(b) 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 Up SW | Rear LH door power window manual up switch signal | OFF or ON | OFF: Rear LH door power window manual up switch not being operated ON: Rear LH door power window manual up switch being operated | - |
RL Door P/W Down SW | Rear LH door power window manual down switch signal | OFF or ON | OFF: Rear LH door power window manual down switch not being operated ON: Rear LH door power window manual down switch being operated | - |
Tester Display |
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RL Door P/W Up SW |
RL Door P/W Down SW |
OK:
On the Techstream screen, ON or OFF is displayed accordingly.
NG | GO TO STEP 4 |
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3. | PERFORM ACTIVE TEST USING TECHSTREAM (RL-DOOR MOTOR) |
(a) Enter the following menus: Body Electrical / RL-Door Motor / Active Test.
(b) Perform the Active Test according to the display on the Techstream.
CAUTION:
Be careful to avoid injuries as this test causes vehicle parts to move. During the Active Test, the jam protection function will not operate.
Body Electrical > RL-Door Motor > Active Test Tester Display | Measurement Item | Control Range | Diagnostic Note |
---|---|---|---|
Power Window | Power window | OFF / DOWN / UP | - |
Tester Display |
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Power Window |
OK:
Rear LH door power window operates normally.
OK | REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) |
NG | 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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NG | REPLACE REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY (for LH Door) |
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5. | CHECK HARNESS AND CONNECTOR (REAR POWER WINDOW REGULATOR SWITCH (for LH Door) - POWER WINDOW REGULATOR MOTOR (for Rear LH Door) AND BODY GROUND) |
(a) Disconnect the L10 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 |
---|---|---|
L7-5 (UP) - L10-10 (UP1) | Always | Below 1 Ω |
L7-5 (UP) or L10-10 (UP1) - Body ground | Always | 10 kΩ or higher |
L7-4 (DOWN) - L10-7 (DWN1) | Always | Below 1 Ω |
L7-4 (DOWN) or L10-7 (DWN1) - Body ground | Always | 10 kΩ or higher |
L7-7 (GND) - Body ground | Always | Below 1 Ω |
OK | REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Rear LH Door) |
NG | REPAIR OR REPLACE HARNESS OR CONNECTOR |