Lexus SC300 / Lexus SC400. Manual — part 145
FUEL LID OPENER SYSTEM
Parts Location
Wiring and Connector Diagrams
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BODY ELECTRICAL SYSTEM
Fuel Lid Opener System
BE–191
Parts Inspection
(Fuel Lid Opener Switch)
REMOVAL AND INSTALLATION OF FUEL
LID OPENER SWITCH
REMOVE AND INSTALL FUEL LID OPENER SWITCH
(a) Remove No. 1 lower finish panel.
(b) Remove
the key cylinder, then remove the fuel lid opener
switch assembly from the pad.
(c) Install the opener switch assembly and key cylinder to
the pad.
(d) Install the No. 1 lower finish panel.
INSPECTION OF FUEL LID OPENER
SWITCH
INSPECT SWITCH CONTINUITY
(a) Check
that there is continuity between terminals with the
switch ON (Lever pulled).
(b) Check that there is no continuity between terminals with
the switch OFF (Lever free).
If continuity is not as specified, replace the switch assembly.
(Fuel Lid Opener Solenoid)
REMOVAL AND INSTALLATION OF FUEL
LID OPENER SOLENOID
REMOVE AND INSTALL FUEL LID SOLENOID
(a) Disconnect the connector from the solenoid.
(b) Open the fuel lid and remove the solenoid lock nut, then
remove the solenoid.
(c) Install the solenoid in place with the lock nut.
(d) Connect the connector to the solenoid.
INSPECTION OF FUEL LID OPENER
SOLENOID
INSPECT SOLENOID OPERATION
(a) Apply battery voltage to the terminals.
(b) Check that the solenoid operates in the open direction.
If operation is not as specified, replace the solenoid.
BE–192
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BODY ELECTRICAL SYSTEM
Fuel Lid Opener System
Troubleshooting
You will find the cause of trouble more easily by properly using the table shown below. In this table, the numbers
indicate the order or priority of the causes of trouble. Check each part in the order shown. If necessary, replace
the part.
See page
BE – 4, 20
BE – 192
BE – 192
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Trouble
Part Name
DOOR Fuse
Fuel Lid Opener Switch
Mirror Switch
Fuel Lid Opener Solenoid
Wire Harness
Fuel lid opener system does not operate
1
2
3
4
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BODY ELECTRICAL SYSTEM
Fuel Lid Opener System
BE–193
CLOCK
Troubleshooting
HINT: Troubleshoot the clock according to the table below.
Clock will not operate
1
Clock loses or gains time
2
1
CLOCK WILL NOT OPERATE
(a) Check that the battery voltage is 10–16 V.
If voltage is not as specified, replace the battery.
(b) Check that the DOME fuse is not blown.
If the fuse is blown, replace the fuse and check for short.
(c) Troubleshoot the clock as follows.
HINT: Inspect the connector on the wire harness side.
BE–194
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BODY ELECTRICAL SYSTEM
Clock
Is there battery voltage between terminal
+B and body ground?
Is there continuity between terminal GND
and body ground?
Replace clock.
Open or short circuit in wire harness between
terminal +B and DOME fuse.
Open circuit in wire harness between
terminal GND and body ground.
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