DESCRIPTION
When the ignition switch is ON, the front door window regulator assembly (for driver door) is operated by the power window regulator master switch assembly. The front door window regulator assembly (for driver door) has motor, regulator and ECU functions.
WIRING DIAGRAM
for LHD
for RHD
CAUTION / NOTICE / HINT
Note
Inspect the fuses for circuits related to this system before performing the following procedure.
The power window control system uses the LIN communication system. Inspect the communication function by following How to Proceed with Troubleshooting. Troubleshoot the power window control system after confirming that the communication system is functioning properly.
If the front door window regulator assembly (for driver door) has been replaced with a new one, initialize the power window control system.
When the ECU determines that the front door window regulator assembly (for driver door) has a malfunction, DTC B2311 is stored.
PROCEDURE
READ VALUE USING GTS (MAIN BODY)
Connect the GTS to the DLC3.
Turn the ignition switch to ON.
Turn the GTS on.
Enter the following menus: Body Electrical / Main Body / Data List.
Read the Data List according to the display on the GTS.
| Tester Display | Measurement Item | Range | Normal Condition | Diagnostic Note |
|---|---|---|---|---|
| Communication D-Door Motor | Connection status between front door window regulator assembly (for driver door) and main body ECU (multiplex network body ECU) | OK or STOP | OK: Normal communication STOP: Communication stopped |
- |
| Tester Display |
|---|
| Communication D-Door Motor |
| OK |
|---|
| On the GTS screen, OK is displayed. |
| Result | |||
|---|---|---|---|
|
| NG |
|
GO TO LIN COMMUNICATION SYSTEM (Proceed to How to Proceed with Troubleshooting) Click here |
| OK |
|
READ VALUE USING GTS (D-DOOR MOTOR)
Enter the following menus: Body Electrical / D-Door Motor / Data List.
Read the Data List according to the display on the GTS.
| Tester Display | Measurement Item | Range | Normal Condition | Diagnostic Note |
|---|---|---|---|---|
| D Door P/W Up SW | Driver door power window manual up switch signal | ON or OFF | ON: Driver door power window manual up switch being operated OFF: Driver door power window manual up switch not being operated |
- |
| D Door P/W Down SW | Driver door power window manual down switch signal | ON or OFF | ON: Driver door power window manual down switch being operated OFF: Driver door power window manual down switch not being operated |
- |
| Tester Display |
|---|
| D Door P/W Up SW |
| D Door P/W Down SW |
| OK |
|---|
| On the GTS screen, ON or OFF is displayed accordingly. |
| Result | |||
|---|---|---|---|
|
| NG |
|
CHECK HARNESS AND CONNECTOR (FRONT DOOR WINDOW REGULATOR ASSEMBLY (FOR DRIVER DOOR) - BATTERY AND BODY GROUND) Click here |
| OK |
|
PERFORM ACTIVE TEST USING GTS (D-DOOR MOTOR)
Enter the following menus: Body Electrical / D-Door Motor / Active Test.
Perform the Active Test according to the display on the GTS.
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.
| Tester Display | Measurement Item | Control Range | Diagnostic Note |
|---|---|---|---|
| Power Window | Power window | OFF / UP / DOWN | - |
| Tester Display |
|---|
| Power Window |
| OK |
|---|
| Driver door power window operates normally. |
| Result | |||
|---|---|---|---|
|
| OK |
|
REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) for LHD: Click here |
| NG |
|
REPLACE FRONT DOOR WINDOW REGULATOR ASSEMBLY (FOR DRIVER DOOR) Click here |
CHECK HARNESS AND CONNECTOR (FRONT DOOR WINDOW REGULATOR ASSEMBLY (FOR DRIVER DOOR) - BATTERY AND BODY GROUND)
Disconnect the H14*1 or G5*2 front door window regulator assembly (for driver door) connector.
*1: for LHD
*2: for RHD
Measure the voltage and resistance according to the value(s) in the table below.
| Standard Voltage | ||||||
|---|---|---|---|---|---|---|
|
||||||
|
| Standard Resistance | ||||||
|---|---|---|---|---|---|---|
|
||||||
|
| Result | |||
|---|---|---|---|
|
| NG |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR |
| OK |
|
CHECK HARNESS AND CONNECTOR (POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY - FRONT DOOR WINDOW REGULATOR ASSEMBLY (FOR DRIVER DOOR) AND BODY GROUND)
Disconnect the H11*1 or G11*2 power window regulator master switch assembly connector.
*1: for LHD
*2: for RHD
Measure the resistance according to the value(s) in the table below.
| Standard Resistance | ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
||||||||||||||||||
|
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|
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|
| Result | |||
|---|---|---|---|
|
| NG |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR |
| OK |
|
INSPECT POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY
Remove the power window regulator master switch assembly.
| *A | w/ Rear Power Window |
| *B | w/o Rear Power Window |
| *a | Component without harness connected (Power Window Regulator Master Switch Assembly (for LHD)) |
for LHD:
Measure the resistance according to the value(s) in the table below.
| Standard Resistance | |||||||||
|---|---|---|---|---|---|---|---|---|---|
|
|||||||||
|
| *A | w/ Rear Power Window |
| *B | w/o Rear Power Window |
| *a | Component without harness connected (Power Window Regulator Master Switch Assembly (for RHD)) |
for RHD:
Measure the resistance according to the value(s) in the table below.
| Standard Resistance | |||||||||
|---|---|---|---|---|---|---|---|---|---|
|
|||||||||
|
| Result | |||
|---|---|---|---|
|
| OK |
|
REPLACE FRONT DOOR WINDOW REGULATOR ASSEMBLY (FOR DRIVER DOOR) Click here |
| NG |
|
REPLACE POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY Click here |