Lexus ES300 (1997 year). Manual — part 245
BE5710
Wire Harness Side
1
2
BE–44
–
BODY ELECTRICAL
ILLUMINATION LIGHT SYSTEM
1428
1997 LEXUS ES300 (RM511U)
5.
INSPECT GLOVE BOX LIGHT SWITCH CIRCUIT
Disconnect the connector fromt the switch and inspect the con-
nector on the wire harness side.
Tester connection
Condition
Specified condition
2 – Ground
Constant
Continuity
1 – Ground
Light control switch position OFF
No voltage
1 – Ground
Light control switch position TAIL or HEAD
Battery positive voltage
If the circuit is not as specified, inspect the circuits connected
to other parts.
Z19395
E/G Room Junction Block
DOME Fuse
Door Courtesy Switch
Instrument Panel
Junction Block
Integration Relay
Personal Light
Vanity Light
Vanity Light
Door Courtesy Switch
Courtesy Light
Courtesy Light
Luggage Compartment
Light
Luggage Compartment
Door Courtesy Switch
and Opener Motor
BE057–01
–
BODY ELECTRICAL
INTERIOR LIGHT SYSTEM
BE–45
1429
1997 LEXUS ES300 (RM511U)
INTERIOR LIGHT SYSTEM
LOCATION
BE058–03
N21585
2 1
N21586
Wire Harness Side
1
2
Z05874
1
2
Z05672
Wire Harness Side
1
2
GA–2–1–B
BE–46
–
BODY ELECTRICAL
INTERIOR LIGHT SYSTEM
1430
1997 LEXUS ES300 (RM511U)
INSPECTION
1.
INSPECT PERSONAL LIGHT SWITCH CONTINUITY
Switch position
Tester connection
Specified condition
OFF
–
No continuity
ON
1 – 2
Continuity
If continuity is not as specified, replace the light assembly or
bulb.
2.
INSPECT PERSONAL LIGHT SWITCH CIRCUIT
Disconnect the connector from the switch and inspect the con-
nector on the wire harness side.
Tester connection
Condition
Specified condition
2 – Ground
Constant
Continuity
1 – Ground
Constant
Battery positive voltage
If the circuit is as specified, inspect power source or wire har-
ness.
3.
INSPECT INTERIOR LIGHT SWITCH CONTINUITY
Switch position
Tester connection
Specified condition
DOOR
2 – Switch body
Continuity
OFF
–
No continuity
ON
1 – 2
Continuity
If continuity is not as specified, replace the light assembly or
bulb.
4.
INSPECT INTERIOR LIGHT SWITCH CIRCUIT
Disconnect the connector from the switch and inspect the con-
nector on the wire harness side.
N17456
ON
OFF
2 1
N21587
Wire Harness Side
1 2
h–2–1–B
N20159
ON
OFF
Ohmmeter
–
BODY ELECTRICAL
INTERIOR LIGHT SYSTEM
BE–47
1431
1997 LEXUS ES300 (RM511U)
Tester connection
Condition
Specified condition
2 – Ground
Constant
Battery positive voltage
If the circuit is not as specified, inspect power source or wire
harness.
5.
INSPECT VANITY LIGHT CONTINUITY
Switch position
Tester connection
Specified condition
OFF (Closed)
–
No continuity
ON (Opened)
1 – 2
Continuity
If continuity is not as specified, replace the bulb or vanity light.
6.
INSPECT VANITY LIGHT SWITCH CIRCUIT
Disconnect the connector from the switch and inspect the con-
nector on the wire harness side.
Tester connection
Condition
Specified condition
2 – Ground
Constant
Continuity
1 – Ground
Constant
Battery positive voltage
If the circuit is not as specified, inspect power source or wire
harness.
7.
INSPECT DOOR COURTESY SWITCH CONTINUITY
(a)
Check that continuity exists between terminals and the
switch body with the switch ON (switch pin released:
opened door).
(b)
Check that no continuity exists between terminals and the
switch body with the switch OFF (switch pin pushed in:
closed doors).
If operation is not as specified, replace the switch.
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