Lexus ES300 (1997 year). Manual — part 246

N21588

1

Wire Harness Side

e–1–1

N21589

1

2

N21589

2 1

N21590

Wire Harness Side

e–2–1

1

2

BE–48

–

BODY ELECTRICAL

INTERIOR LIGHT SYSTEM

1432

1997 LEXUS ES300 (RM511U)

8.

INSPECT DOOR COURTESY SWITCH CIRCUIT

Disconnect the connector from the switch and inspect the con-
nector on the wire harness side.

Tester connection

Condition

Specified condition

1 – Ground

Constant

Battery positive voltage

If the circuit is not as specified, inspect power source or wire
harness.

9.

INSPECT LUGGAGE COMPARTMENT DOOR COUR-
TESY SWITCH CONTINUITY

Switch position

Tester connection

Specified condition

Switch OFF

–

No continuity

Switch ON

2 – Body Ground

Continuity

If continuity is not as specified, replace the switch and motor.

10.

INSPECT LUGGAGE COMPARTMENT DOOR OPEN-
ER MOTOR OPERATION

Connect the positive (+) lead from the battery to terminal 1 and
the negative (–) lead to body ground, check that the motor oper-
ates.
If operation is not as specified, replace the switch and motor.

11.

INSPECT LUGGAGE COMPARTMENT DOOR COUR-
TESY SWITCH AND OPENER MOTOR CIRCUIT

Disconnect the connector from the switch and opener motor,
and inspect the connector on the wire harness side.

–

BODY ELECTRICAL

INTERIOR LIGHT SYSTEM

BE–49

1433

1997 LEXUS ES300 (RM511U)

Tester connection

Condition

Specified condition

1 – Ground

Luggage compartment door opener switch OFF

No voltage

1 – Ground

Luggage compartment door opener switch ON

Battery positive voltage

2 – Ground

Constant

Battery positive voltage

If the circuit is not as specified, inspect power source or wire
harness.
12.

INSPECT ILLUMINATED ENTRY SYSTEM
(See integration relay circuit on page

BE–20

)

Z19396

Stop Light Switch

Instrument Panel Junction Block

STOP Fuse

High–Mounted Stop Light

Light Failure Sensor

Stop Light

BE059–01

BE–50

–

BODY ELECTRICAL

STOP LIGHT SYSTEM

1434

1997 LEXUS ES300 (RM511U)

STOP LIGHT SYSTEM

LOCATION

BE05A–01

Z06565

1

2

3

4

4

2

1

3

Z06566

Wire Harness Side

1

2

3

4

eg–4–1

N21597

1

2

–

BODY ELECTRICAL

STOP LIGHT SYSTEM

BE–51

1435

1997 LEXUS ES300 (RM511U)

INSPECTION

1.

INSPECT STOP LIGHT SWITCH CONTINUITY

Switch position

Tester connection

Specified condition

Switch pin free

1 – 2

Continuity

Switch pin pushed in

3 – 4

Continuity

If continuity is not as specified, replace the switch.

2.

INSPECT STOP 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

Battery positive voltage

If circuit is not as specified, inspect the power source or wire
harness.

3.

INSPECT HIGH–MOUNTED STOP LIGHT ASSEMBLY
CONTINUITY

Using the ohmmeter, check that continuity exists between ter-
minals.
If continuity is not as specified, replace the bulb or light assem-
bly.