Power Window Switch: Testing and Inspection
INSPECT POWER WINDOW MASTER SWITCH CONTINUITY
Front driver's switch:
Front passenger's switch:
Rear left switch:
Rear right switch:
If continuity is not as specified, replace the master switch.
INSPECT POWER WINDOW MASTER SWITCH ILLUMINATION
a. Set the window lock switch to the unlock position.
b. Connect the positive (+) lead from the battery to terminal 15 and the negative (-) lead to terminal 16, and check that all the illuminations light up.
c. Connect the positive (+) lead from the voltmeter to terminal 15 and negative (-) lead to terminal 2, and check that the voltage meter needle indicates battery positive voltage.
d. Set the window lock switch to the lock position, check that all the passenger's power window switch illuminations go out.
e. Then, check that the voltage meter needle indicates no voltage.
If operation is not as specified, replace the master switch.
INSPECT POWER WINDOW SWITCH CONTINUITY
If continuity is not as specified, replace the switch.
INSPECT POWER WINDOW SWITCH ILLUMINATION
Connect the positive (+) lead from the battery to terminal 3 and the negative (-) lead to terminal 2, and check that the indicator light lights up.
If operation is not as specified, replace the switch.
Driver's door (window up):
INSPECT JAM PROTECTION LIMIT SWITCH OPERATION
a. Connect the positive (+) lead from the ohmmeter to terminal 4 and the negative (-) lead to terminal 5.
b. Connect the positive (+) lead from the battery to terminal 1 and the negative (-) lead to terminal 2.
c. Check that the continuity exists when the window goes up.
d. Check that the no continuity exists when the window is in the fully closed position.
If operation is not as specified, replace the motor.
NOTE: If connecting the wire harness wrongly, the sensor might be damaged so caution is necessary.
Driver's door (window down):
INSPECT JAM PROTECTION LIMIT SWITCH OPERATION
a. Connect the positive (+) lead from the ohmmeter to terminal 4 and the negative (-) lead to terminal 5.
b. Connect the positive (+) lead from the battery to terminal 2 and the negative (-) lead to terminal 1.
c. Check that the continuity exists when the window goes down.
d. Check that the no continuity exists when the window is in the fully opened position.
If operation is not as specified, replace the motor.
NOTE: It connecting the wire harness wrongly, the sensor might be damaged so caution is necessary.
Front passenger's door (window up):
INSPECT JAM PROTECTION LIMIT SWITCH OPERATION
a. Connect the positive (+) lead from the ohmmeter to terminal 4 and the negative (-) lead to terminal 5.
b. Connect the positive (+) lead from the battery to terminal 2 and the negative (-) lead to terminal 1.
c. Check that the continuity exists when the window goes up.
d. Check that the no continuity exists when the window is in the fully closed position.
If operation is not as specified, replace the motor.
NOTE: If connecting the wire harness wrongly, the sensor might be damaged so caution is necessary.
Front passenger's door (window down):
INSPECT JAM PROTECTION LIMIT SWITCH OPERATION
a. Connect the positive (+) lead from the ohmmeter to terminal 4 and the negative (-) lead to terminal 5.
b. Connect the positive (+) lead from the battery to terminal 1 and the negative (-) lead to terminal 2.
c. Check that the continuity exists when the window goes down.
d. Check that the no continuity exists when the window is in the fully opened position.
If operation is not as specified, replace the motor.
NOTE: If connecting the wire harness wrongly, the sensor might be damaged so caution is necessary.
Rear LH side door (window up):
INSPECT JAM PROTECTION LIMIT SWITCH OPERATION
a. Connect the positive (+) lead from the ohmmeter to terminal 2 and the negative (-) lead to terminal 6.
b. Connect the positive (+) lead from the battery to terminal 3 and the negative (-) lead to terminal 1.
c. Check that the continuity exists when the window goes up.
d. Check that the no continuity exists when the window is in the fully closed position.
If operation is not as specified, replace the motor.
NOTE: If connecting the wire harness wrongly, the sensor might be damaged so caution is necessary.
Rear LH side door (window down):
INSPECT JAM PROTECTION LIMIT SWITCH OPERATION
a. Connect the positive (+) lead from the ohmmeter to terminal 2 and the negative (-) lead to terminal 6.
b. Connect the positive (+) lead from the battery to terminal 1 and the negative (-) lead to terminal 3.
c. Check that the continuity exists when the window goes down.
d. Check that the no continuity exists when the window is in the fully opened position.
If operation is not as specified, replace the motor.
NOTE: If connecting the wire harness wrongly, the sensor might be damaged so caution is necessary.
Rear RH side door (window up):
INSPECT JAM PROTECTION LIMIT SWITCH OPERATION
a. Connect the positive (+) lead from the ohmmeter to terminal 2 and the negative (-) lead to terminal 6.
b. Connect the positive (+) lead from the battery to terminal 3 and the negative (-) lead to terminal 1.
c. Check that the continuity exists when the window goes up.
d. Check that the no continuity exists when the window is in the fully closed position.
If operation is not as specified, replace the motor.
NOTE: If connecting the wire harness wrongly, the sensor might be damaged so caution is necessary.
Rear RH side door (window down):
INSPECT JAM PROTECTION LIMIT SWITCH OPERATION
a. Connect the positive (+) lead from the ohmmeter to terminal 2 and the negative (-) lead to terminal 6.
b. Connect the positive (+) lead from the battery to terminal 1 and the negative (-) lead to terminal 3.
c. Check that the continuity exists when the window goes down.
d. Check that the no continuity exists when the window is in the fully opened position.
If operation is not as specified, replace the motor.
NOTE: If connecting the wire harness wrongly, the sensor might be damaged so caution is necessary.
Driver's door:
INSPECT JAM PROTECTION PULSE SWITCH OPERATION
a. Connect the positive (+) lead from the TOYOTA electrical tester to terminal 3 and the negative (-) lead to terminals 5.
b. Connect the positive (+) lead from the battery to terminal 1 and the negative (-) lead to terminal 2.
c. Check that pulse is generated during the motor running.
d. Reverse the polarity and check that pulse is generated.
If operation is not as specified, replace the motor.
NOTE: If connecting the wire harness wrongly, the sensor might be damaged so caution is necessary.
Front passenger's door:
INSPECT JAM PROTECTION PULSE SWITCH OPERATION
a. Connect the positive (+) lead from the TOYOTA electrical tester to terminal 3 and the negative (-) lead to terminal 5.
b. Connect the positive (+) lead from the battery to terminal 2 and the negative (-) lead to terminal 1.
c. Check that pulse is generated during the motor running.
d. Reverse the polarity and check that pulse is generated.
If operation is not as specified, replace the motor.
NOTE: If connecting the wire harness wrongly, the sensor might be damaged so caution is necessary.
Rear LH side door:
INSPECT JAM PROTECTION PULSE SWITCH
a. Connect the positive (+) lead from the TOYOTA electrical tester 10 terminal 3 and the negative (-) lead to terminal 5.
b. Connect the positive (+) lead from the battery to terminal 2 and the negative (-) lead to terminal 1.
c. Check that pulse is generated during the motor running.
d. Reverse the polarity and check that pulse is generated.
If operation is not as specified, replace the motor.
NOTE: If connecting the wire harness wrongly, the sensor might be damaged so caution is necessary.
Rear RH side door:
INSPECT JAM PROTECTION PULSE SWITCH
a. Connect the positive (+) lead from the TOYOTA electrical tester to terminal 3 and the negative (-) lead to terminal 5.
b. Connect the positive (+) lead from the battery to terminal 1 and the negative (-) lead to terminal 2.
c. Check that pulse is generated during the motor running.
d. Reverse the polarity and check that pulse is generated.
If operation is not as specified, replace the motor.
NOTE: If connecting the wire harness wrongly, the sensor might be damaged so caution is necessary.