Power Windows do not Operate Using All Window Switch [12/2012 - ]: Procedure
- CHECK MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)
- Measure the resistance according to the value(s) in the table below.
*a Component with harness connected
(Instrument Panel Junction Block Assembly)Standard Resistance
Tester Connection Condition Specified Condition 3D-9 - Body ground Always Below 1 Ω - Measure the voltage according to the value(s) in the table below.
Standard Voltage
Tester Connection Switch Condition Specified Condition 3C-44 - Body ground Ignition switch ON 11 to 14 V Ignition switch off Below 1 V
Result:
NG
See step 5
Result:
OK
See step 2
- Measure the resistance according to the value(s) in the table below.
- CHECK HARNESS AND CONNECTOR (INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY - BATTERY)
- Measure the voltage according to the value(s) in the table below.
*a Component with harness connected
(Instrument Panel Junction Block Assembly)Standard Voltage
Tester Connection Condition Specified Condition 3A-1 - Body ground Always 11 to 14 V
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
Result:
OK
See step 3
- Measure the voltage according to the value(s) in the table below.
- CHECK HARNESS AND CONNECTOR (POWER WINDOW MASTER SWITCH ASSEMBLY - BATTERY AND BODY GROUND)
- Disconnect the power window regulator master switch assembly connector.
*a Front view of wire harness connector
(to Power Window Regulator Master Switch Assembly) - Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition J5-1(E) - Body ground Always Below 1 Ω - Measure the voltage according to the value(s) in the table below.
Standard Voltage
Tester Connection Switch Condition Specified Condition J5-6 (B) - Body ground Ignition switch ON 11 to 14 V Ignition switch off Below 1 V
Result:
NG
See step 6
Result:
OK
See step 4
- Disconnect the power window regulator master switch assembly connector.
- INSPECT POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY
- Remove the power window regulator master switch assembly.
Refer to REMOVAL [12/2012 - ] .
- Inspect the power window regulator master switch assembly.
Refer to INSPECTION [12/2012 - ] .
Result:
OK
REPLACE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY.
Refer to REMOVAL [12/2012 - ] .
Result:
NG
REPLACE POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY.
Refer to REMOVAL [12/2012 - ] .
- Remove the power window regulator master switch assembly.
- CHECK HARNESS AND CONNECTOR (MAIN BODY ECU - INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY AND BODY GROUND)
- Disconnect the G78 main body ECU (multiplex network body ECU) connector.
- Disconnect the 3C and 3D instrument panel junction block assembly connectors.
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition G78-2 (KOFF) - 3C-44 Always Below 1 Ω 3D-9 - Body ground Always Below 1 Ω G78-2 (KOFF) or 3C-44 - Body ground Always 10 kΩ or higher
Result:
OK
REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU).
Refer to REMOVAL [12/2012 - ] .
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
- CHECK HARNESS AND CONNECTOR (INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY - POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY AND BODY GROUND)
- Disconnect the 3C instrument panel junction block assembly connector.
- Disconnect the J5 power window regulator master switch assembly connector.
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition 3C-11 - J5-6 (B) Always Below 1 Ω J5-1 (E) - Body ground Always Below 1 Ω 3C-11 or J5-6 (B) - Body ground Always 10 kΩ or higher
Result:
OK
REPLACE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY.
Refer to REMOVAL [12/2012 - ] .
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR