DESCRIPTION
When the power switch is on (IG), the power window regulator motor assembly RH (for LHD) or power window regulator motor assembly LH (for RHD) is operated by the power window regulator switch assembly. The power window regulator motor assembly RH (for LHD) or power window regulator motor assembly LH (for RHD) has motor, regulator and ECU functions.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
Note
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 power window regulator motor assembly RH (for LHD) or power window regulator motor assembly LH (for RHD) has been replaced with a new one, initialize the power window control system.
Check that the window lock switch is off before performing the following procedure.
Inspect the fuses for circuits related to this system before performing the following procedure.
PROCEDURE
READ VALUE USING GTS (P-DOOR MOTOR)
Read the Data List according to the display on the GTS.
| Tester Display | Measurement Item | Range | Normal Condition | Diagnostic Note |
|---|---|---|---|---|
| P Door P/W Up SW | Front passenger door power window manual up switch signal | OFF or ON | OFF: Front passenger door power window manual up switch not being operated ON: Front passenger door power window manual up switch being operated |
- |
| P Door P/W Down SW | Front passenger door power window manual down switch signal | OFF or ON | OFF: Front passenger door power window manual down switch not being operated ON: Front passenger door power window manual down switch being operated |
- |
| Tester Display |
|---|
| P Door P/W Up SW |
| P Door P/W Down SW |
| OK |
|---|
| On the GTS screen, ON or OFF is displayed accordingly. |
| Result | ||||||||
|---|---|---|---|---|---|---|---|---|
|
| A |
|
REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY RH Click here |
| B |
|
REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY LH Click here |
| C |
|
INSPECT POWER WINDOW REGULATOR SWITCH ASSEMBLY
Remove the power window regulator switch assembly.
Inspect the power window regulator switch assembly.
| Result | ||||||||
|---|---|---|---|---|---|---|---|---|
|
| B |
|
CHECK HARNESS AND CONNECTOR (FRONT MULTIPLEX NETWORK DOOR ECU LH - BATTERY AND BODY GROUND) Click here |
| C |
|
REPLACE POWER WINDOW REGULATOR SWITCH ASSEMBLY Click here |
| A |
|
CHECK HARNESS AND CONNECTOR (FRONT MULTIPLEX NETWORK DOOR ECU RH - BATTERY AND BODY GROUND)
| *a | Front view of wire harness connector (to Front Multiplex Network Door ECU RH) |
Disconnect the front multiplex network door ECU RH connector.
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 MOTOR ASSEMBLY RH - FRONT MULTIPLEX NETWORK DOOR ECU RH)
Disconnect the R2 power window regulator motor assembly RH connector.
Disconnect the R9 front multiplex network door ECU RH connector.
Measure the resistance according to the value(s) in the table below.
| Standard Resistance | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
| Result | |||
|---|---|---|---|
|
| NG |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR |
| OK |
|
CHECK FRONT MULTIPLEX NETWORK DOOR ECU RH
Measure the voltage according to the value(s) in the table below.
| *a | Component with harness connected (Front Multiplex Network Door ECU RH) |
- | - |
| Standard Voltage | ||||||
|---|---|---|---|---|---|---|
|
| Result | |||
|---|---|---|---|
|
| NG |
|
REPLACE FRONT MULTIPLEX NETWORK DOOR ECU RH Click here |
| OK |
|
INSPECT FRONT MULTIPLEX NETWORK DOOR ECU RH
Remove the front multiplex network door ECU RH.
| *a | Component without harness connected (Front Multiplex Network Door ECU RH) |
- | - |
Measure the resistance according to the value(s) in the table below.
| Standard Resistance | |||||||||
|---|---|---|---|---|---|---|---|---|---|
|
| Result | |||
|---|---|---|---|
|
| NG |
|
REPLACE FRONT MULTIPLEX NETWORK DOOR ECU RH Click here |
| OK |
|
CHECK HARNESS AND CONNECTOR (POWER WINDOW REGULATOR SWITCH ASSEMBLY - FRONT MULTIPLEX NETWORK DOOR ECU RH)
Disconnect the T1 power window regulator switch assembly connector.
Disconnect the R9 front multiplex network door ECU RH connector.
Measure the resistance according to the value(s) in the table below.
| Standard Resistance | |||||||||
|---|---|---|---|---|---|---|---|---|---|
|
| Result | |||
|---|---|---|---|
|
| NG |
|
INSPECT FRONT DOOR WIRE RH Click here |
| OK |
|
CHECK HARNESS AND CONNECTOR (POWER WINDOW REGULATOR SWITCH ASSEMBLY - POWER WINDOW REGULATOR MOTOR ASSEMBLY RH)
Disconnect the T1 power window regulator switch assembly connector.
Disconnect the R2 power window regulator motor assembly RH connector.
Measure the resistance according to the value(s) in the table below.
| Standard Resistance | |||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
| Result | |||
|---|---|---|---|
|
| OK |
|
REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY RH Click here |
| NG |
|
INSPECT FRONT DOOR WIRE RH Click here |
INSPECT FRONT DOOR WIRE RH
Turn the power switch off.
| *1 | Front Door Wire RH | - | - |
| *a | Front view of wire harness connector (to Vehicle Side Connector) |
*b | Front view of wire harness connector (to Power Window Regulator Switch Assembly Side Connector) |
Disconnect the T1 front door wire RH connector.
Disconnect the TR1 front door wire RH connector.
Measure the resistance according to the value(s) in the table below.
| Standard Resistance | |||||||||
|---|---|---|---|---|---|---|---|---|---|
|
| Result | |||
|---|---|---|---|
|
| OK |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR |
| NG |
|
REPLACE FRONT DOOR WIRE RH Click here |
INSPECT FRONT DOOR WIRE RH
Turn the power switch off.
| *1 | Front Door Wire RH | - | - |
| *a | Front view of wire harness connector (to Vehicle Side Connector) |
*b | Front view of wire harness connector (to Power Window Regulator Switch Assembly Side Connector) |
Disconnect the T1 front door wire RH connector.
Disconnect the TR1 front door wire RH connector.
Measure the resistance according to the value(s) in the table below.
| Standard Resistance | |||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
| Result | |||
|---|---|---|---|
|
| OK |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR |
| NG |
|
REPLACE FRONT DOOR WIRE RH Click here |
CHECK HARNESS AND CONNECTOR (FRONT MULTIPLEX NETWORK DOOR ECU LH - BATTERY AND BODY GROUND)
| *a | Front view of wire harness connector (to Front Multiplex Network Door ECU LH) |
Disconnect the front multiplex network door ECU LH connector.
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 MOTOR ASSEMBLY LH - FRONT MULTIPLEX NETWORK DOOR ECU LH)
Disconnect the S2 power window regulator motor assembly LH connector.
Disconnect the S9 front multiplex network door ECU LH connector.
Measure the resistance according to the value(s) in the table below.
| Standard Resistance | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
| Result | |||
|---|---|---|---|
|
| NG |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR |
| OK |
|
CHECK FRONT MULTIPLEX NETWORK DOOR ECU LH
Measure the voltage according to the value(s) in the table below.
| *a | Component with harness connected (Front Multiplex Network Door ECU LH) |
- | - |
| Standard Voltage | ||||||
|---|---|---|---|---|---|---|
|
| Result | |||
|---|---|---|---|
|
| NG |
|
REPLACE FRONT MULTIPLEX NETWORK DOOR ECU LH Click here |
| OK |
|
INSPECT FRONT MULTIPLEX NETWORK DOOR ECU LH
Remove the front multiplex network door ECU LH.
| *a | Component without harness connected (Front Multiplex Network Door ECU LH) |
- | - |
Measure the resistance according to the value(s) in the table below.
| Standard Resistance | |||||||||
|---|---|---|---|---|---|---|---|---|---|
|
| Result | |||
|---|---|---|---|
|
| NG |
|
REPLACE FRONT MULTIPLEX NETWORK DOOR ECU LH Click here |
| OK |
|
CHECK HARNESS AND CONNECTOR (POWER WINDOW REGULATOR SWITCH ASSEMBLY - FRONT MULTIPLEX NETWORK DOOR ECU LH)
Disconnect the U1 power window regulator switch assembly connector.
Disconnect the S9 front multiplex network door ECU LH connector.
Measure the resistance according to the value(s) in the table below.
| Standard Resistance | |||||||||
|---|---|---|---|---|---|---|---|---|---|
|
| Result | |||
|---|---|---|---|
|
| NG |
|
INSPECT FRONT DOOR WIRE LH Click here |
| OK |
|
CHECK HARNESS AND CONNECTOR (POWER WINDOW REGULATOR SWITCH ASSEMBLY - POWER WINDOW REGULATOR MOTOR ASSEMBLY LH)
Disconnect the U1 power window regulator switch assembly connector.
Disconnect the S2 power window regulator motor assembly LH connector.
Measure the resistance according to the value(s) in the table below.
| Standard Resistance | |||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
| Result | |||
|---|---|---|---|
|
| OK |
|
REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY LH Click here |
| NG |
|
INSPECT FRONT DOOR WIRE LH Click here |
INSPECT FRONT DOOR WIRE LH
Turn the power switch off.
| *1 | Front Door Wire LH | - | - |
| *a | Front view of wire harness connector (to Vehicle Side Connector) |
*b | Front view of wire harness connector (to Power Window Regulator Switch Assembly Side Connector) |
Disconnect the U1 front door wire LH connector.
Disconnect the US1 front door wire LH connector.
Measure the resistance according to the value(s) in the table below.
| Standard Resistance | |||||||||
|---|---|---|---|---|---|---|---|---|---|
|
| Result | |||
|---|---|---|---|
|
| OK |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR |
| NG |
|
REPLACE FRONT DOOR WIRE LH Click here |
INSPECT FRONT DOOR WIRE LH
Turn the power switch off.
| *1 | Front Door Wire LH | - | - |
| *a | Front view of wire harness connector (to Vehicle Side Connector) |
*b | Front view of wire harness connector (to Power Window Regulator Switch Assembly Side Connector) |
Disconnect the U1 front door wire LH connector.
Disconnect the US1 front door wire LH connector.
Measure the resistance according to the value(s) in the table below.
| Standard Resistance | |||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
| Result | |||
|---|---|---|---|
|
| OK |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR |
| NG |
|
REPLACE FRONT DOOR WIRE LH Click here |