Lexus ES300 (1997 year). Manual - part 263
N21373
Wire Harness Side
1 2
e–2–1–0
Z19529
(b) Close
(c) Open
A3
BE–116
–
BODY ELECTRICAL
POWER WINDOW CONTROL SYSTEM
1500
1997 LEXUS ES300 (RM511U)
18.
INSPECT POWER WINDOW MOTOR CIRCUIT
(a)
Disconnect the connector from the motor.
(b)
Connect the connector to the master switch and power
window switch.
(c)
Inspect the connector on the wire harness side.
Driver’s Door Motor
Tester connection
Condition
Specified condition
1 – Ground
*Master switch position DOWN or OFF
No voltage
1 – Ground
*Master switch position UP
Battery positive voltage
2 – Ground
*Master switch position UP or OFF
No voltage
2 – Ground
*Master switch position DOWN
Battery positive voltage
Except Driver’s Door Motor
Tester connection
Condition
Specified condition
1 – Ground
*Master switch position UP or OFF
No voltage
1 – Ground
*Master switch position DOWN
Battery positive voltage
1 – Ground
*Power window switch position UP or OFF
No voltage
1 – Ground
*Power window switch position DOWN
Battery positive voltage
2 – Ground
*Master switch position DOWN or OFF
No voltage
2 – Ground
*Master switch position UP
Battery positive voltage
2 – Ground
*Power window switch position DOWN or OFF
No voltage
2 – Ground
*Power window switch position UP
Battery positive voltage
*: Set the window lock switch to the unlock position.(except driv-
er’s door motor)
If the circuit is not as specified, inspect the circuits connected
to other parts.
19.
Key–Off Power Window Signal:
INSPECT INTEGRATION RELAY OPERATION
HINT:
When the relay circuit is as specified, inspect the key–off power
window signal.
(a)
Connect the positive (+) lead from the voltmeter to termi-
nal A3 and the negative (–) lead to body ground.
(b)
Close the door with ignition switch turned to LOCK or
ACC, and check that the meter needle indicates battery
positive voltage.