Lexus GS300/400 (2000 year). Service manual — part 57

I01824

Wire Harness Side

e–2–1

2

1

I01824

Wire Harness Side

e–2–1

2

1

BE–186

–

BODY ELECTRICAL

SEAT HEATER SYSTEM

2487

4.

INSPECT SEAT HEATER CUSHION CONTINUITY

Inspect the seat heater inner cushion and front cushion continu-
ity between terminals, as shown.

Tester connection

Condition

Specified condition

1 – Body ground

Seat heater switch ON

Battery positive volatage

If continuity is not as specified, replace the seat back pad.

5.

INSPECT SEAT BACK CONTINUITY

Inspect the seat back continuity between terminals, as shown.

Tester connection

Condition

Specified condition

2 – Body ground

Constant

Continuity

If continuity is not as specified, replace the seat back pad.

BE0GF–05

I01371

Fuel Lid Opener Switch

Driver Side Junction Block

FUEL OPN Fuse

Fuel Lid Opener Motor

–

BODY ELECTRICAL

FUEL LID OPENER SYSTEM

BE–187

2488

FUEL LID OPENER SYSTEM

LOCATION

BE0GG–03

I04184

I04185

Wire Harness Side

I04186

2

3

BE–188

–

BODY ELECTRICAL

FUEL LID OPENER SYSTEM

2489

INSPECTION

1.

INSPECT FUEL LID OPENER SWITCH CONTINUITY

(a)

Check that continuity exists between terminals with the
switch ON (Lever pulled).

(b)

Check that no continuity exists between terminals with the
switch OFF (Lever free).

If continuity is not as specified, replace the switch assembly.

2.

INSPECT FUEL LID OPENER SWITCH CIRCUIT

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

Tester connection

Condition

Specified condition

1 – Ground

Constant

Continuity

2 – Ground

Constant

Battery positive voltage

If circuit is not as specified, inspect the circuits connected to oth-
er parts.

3.

INSPECT FUEL LID OPENER SOLENOID OPERATION

(a)

Connect the positive (+) lead from the battery to terminal
2 and negative (–) lead to terminal 3.

(b)

Check that the solenoid operates in the fuel lid opening.

If operation is not as specified, replace the solenoid.

I04187

Wire Harness Side

–

BODY ELECTRICAL

FUEL LID OPENER SYSTEM

BE–189

2490

4.

INSPECT FUEL LID OPENER MOTOR CIRCUIT

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

Tester connection

Condition

Specified condition

3 – Ground

Constant

Continuity

2 – Ground

Fuel lid opener switch ON (Lever pulled)

Battery positive voltage

If circuit is not as specified, inspect the circuits connected to oth-
er parts.