Lexus ES300 (1997 year). Manual - part 195

 

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Lexus ES300 (1997 year). Manual - part 195

 

 

N21207

6

within
60 seconds

13

N21208

within
4 to 40
seconds

3

2

N21209

3

within
60
seconds

2

BODY ELECTRICAL

POWER WINDOW CONTROL SYSTEM

BE–115

1499

1997 LEXUS ES300   (RM511U)

(d)

Reverse the polarity, check that the window begins to de-
scend within approximately 60 seconds.

If operation is not as specified, replace the motor.

15.

Front Passenger’s Door Motor:
INSPECT POWER WINDOW MOTOR CIRCUIT
BREAKER OPERATION

(a)

Disconnect the connector from the power window switch.

(b)

Connect the positive (+) lead from the battery to terminal
2 and the negative (–) lead to terminal 3 on the wire har-
ness side connector, and raise the window to full closed
position.

(c)

Continue to apply voltage, check that there is a circuit
breaker operation noise within approximately 4 to 40 se-
conds.

(d)

Reverse the polarity, check that the window begins to de-
scend within approximately 60 seconds.

If operation is not as specified, replace the motor.
16.

Rear Left Side Door:
INSPECT POWER WINDOW MOTOR CIRCUIT
BREAKER OPERATION

See step of Front Passenger Door Motor.
17.

Rear Right Side Door:
INSPECT POWER WINDOW MOTOR CIRCUIT
BREAKER OPERATION

See step of Front Passenger Door Motor.

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.

Z19530

A3

BODY ELECTRICAL

POWER WINDOW CONTROL SYSTEM

BE–117

1501

1997 LEXUS ES300   (RM511U)

(c)

Open the door and check that the meter needle indicates
0 V.

(d)

Turn the ignition switch ON and check that the meter
needle indicates battery positive voltage again.

If operation is not as specified, replace the relay.
20.

INSPECT INTEGRATION RELAY CIRCUIT
(See page 

BE–20

)

Z19372

Door Lock Control Switch

Ignition Switch

Power Window Master Switch



 DOOR Lock Control Switch

Instrument Panel Junction Block



 DOOR Fuse



 ECU–IG Fuse



 Integration Relay

Door Key Lock and Unlock Switch

Door Lock Assembly



 Door Lock Motor



 Door Unlock Detection Switch

Door Lock Assembly



 Door Lock Motor



 Door Unlock Detection Switch

BE05O–01

BE–118

BODY ELECTRICAL

POWER DOOR LOCK CONTROL SYSTEM

1502

1997 LEXUS ES300   (RM511U)

POWER DOOR LOCK CONTROL SYSTEM

LOCATION

 

 

 

 

 

 

 

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