SWS ± Troubleshooting
54B-18
Inspection Procedure D-1
Power window: Power window do not work at all. Probable cause
The power window relay or the ETACS-ECU may be defective. D Malfunction of power window relay
D Malfunction of ETACS-ECU
D Malfunction of harness wire or connector
OK
Measure at power window relay connector C-71.
D Disconnect connector and measure at J/B side.
D Voltage between terminal 5 and body earth.
OK: System voltage
D Voltage between terminal 3 and body earth.
OK: System voltage
NG
Check the following connectors:
C-71, C-72
OK
Check trouble symptoms.
NG
Repair
NG
Check the harness wire between power window relay and fusible
link (4).
OK
Check the following connectors:
C-21 <R.H. drive vehicles>,
C-45 <L.H. drive vehicles>, C-71, C-74, C-82, E-10
NG
Repair
OK
Check trouble symptoms.
NG
Check the harness wire between power window relay and power
window main switch, power window relay and ETACS-ECU.
NG
Repair
OK
Replace the ETACS-ECU.
Check the power window relay. (Refer to GROUP 42 ± Door.)
NG
Replace
Inspection Procedure D-2
Power window: Power window main switch can not
operate drive's window.
Probable cause
The cause is probably a malfunction of the power window main switch or
driver's side power window motor, or an abnormality in the power supply
circuit.
D Malfunction of power window main switch
D Malfunction of driver's power window motor
D Malfunction of harness wire or connector
OK
Check trouble symptoms.
NG
Repair
NG
Check the harness wire between driver's power window motor
and power window relay.
NG
Repair
NG
Check the harness wire between driver's power window motor
and body earth.
(2) NG
Check the following connectors:
<L.H. drive vehicles> C-45, E-12
<R.H. drive vehicles> C-21, E-03
MUT-II input signal check
D Power window main switch
NG
Check the power window main switch input circuit. (P.54B-46,
Inspection Procedure N-16.)
OK
Check trouble symptoms.
OK
Measure at driver's power window motor connector E-12 <L.H.
drive vehicles> or E-03 <R.H. drive vehicles>.
D Disconnect connector and measure at harness side.
D Turn the ignition switch to ON position.
(1) Voltage between terminal 2 and body earth.
OK: System voltage
(2) Continuity between terminal 1 and body earth.
OK: Continuity
(1) NG
Check the following connectors:
<L.H. drive vehicles> C-45, C-71, E-12
<R.H. drive vehicles> C-21, C-71, E-03
OK
Check the following connectors:
<L.H. drive vehicles> E-10, E-12
<R.H. drive vehicles> E-03, E-10
OK
Check trouble symptoms.
NG
Repair
NG
Check the harness wire between driver's power window motor
and power window main switch.
OK
Replace the driver's pow-
er window motor or power
window main switch.
NG
Repair
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