2003 LEXUS LS430 lock

1. Apply battery voltage to the motor and check operation of the motor.
OK:
MEASUREMENT CONDITION
If the result is not as specified, replace the door lock assy.
b. Check the shaft strokes.
Standard: 10.6 mm (0.417 in.) or more
Fig. 21: Check Operation Of Fuel Lid Opener Motor

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
Measurement ConditionSpecified Condition
Battery positive (+) --> Terminal 2 Battery negative (-) --> Terminal 1Moves to open direction

Fig. 8: Installing Injector To Delivery Pipe And Lower Intake Manifold
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
e. Observe these precautions when disconnecting the fuel tube connector (quick type):
1. Disen
gage the lock claw by lifting up the cover, as shown in the illustration.

Fig. 9: Lifting Up Cover, Disengaging Lock Claw
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
2. If the connector and pipe are stuck, pinch the connector, and push and pull the pipe to
disconnect them. Do not use any tools.
3. Check for forei
gn matter on the seal surface of the disconnected pipe. Clean it if necessary.

Fig. 14: Connecting Hand-Held Tester (With CAN VIM) To DLC3 Connector Terminal
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
3. Select the ACTIVE TEST mode on the hand-held tester.
HINT:
Please refer to the hand-held tester operator's manual for further details.
4. Check that there are no leaks from any part of the fuel system.
5. Turn the ignition switch LOCK.
6. Disconnect the hand-held tester from the DLC3.
ON-VEHICLE INSPECTION
1.CHECK FUEL PUMP OPERATION
a. Connect the hand-held tester (with CAN VIM) to the DLC3.
b. Turn the ignition switch ON and push the hand-held tester main switch ON.
Do not start the engine.

Fig. 15: Connecting Hand-Held Tester DLC3
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
c. Select the ACTIVE TEST mode on the hand-held tester.
d. Please refer to the hand-held tester operator's manual for further details.
e. Check that there is pressure in the fuel inlet hose from the fuel filter.
HINT:
If there is fuel pressure, you will hear the sound of fuel flowing. If there is no pressure, check the
fusible link, fuses, EFI MAIN relay, fuel pump, ECM and wiring connections.
f. Turn the ignition switch to LOCK.
g. Disconnect the hand-held tester from the DLC3.
2.CHECK FUEL PRESSURE
a. Check that the battery positive voltage is above 12 V.
b. Disconnect the negative (-) terminal cable from the battery.
c. Remove the fuel pressure pulsation damper from the RH delivery pipe (see REPLACEMENT
).
d. Install the fuel pipe sub-ass
y No. 2 and SST (pressure gauge) to the delivery pipe with the 3 lower

ENGINE ROOM JUNCTION & RELAY BLOCK
Fig. 1: Locating Engine Room Fusible Link, Junction & Relay Blocks

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

Fig. 2: Identifying Engine Room No. 1 Junction & Relay Block Components
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
Engine Room No. 1 Junction & Relay Block Fuses
FuseSystem
7.5AA/C IGAutomatic Air Conditioning (Front)
7.5AEFI NO.2Engine Control
7.5AFR IGABS
Automatic Air Conditioning (Front)
Back-Up Light
Charging
Clock (w/ LEXUS Navigation System)
Cruise Control
Door Closer (w/ Smart Key System)
Door Closer (w/o Smart Key System)
Door Lock Control (w/ Smart Key System)
Door Lock Control (w/o Smart Key System)

Dynamic Radar/Laser Cruise Control System
Electronically Controlled Transmission and A/T Indicator
Headlight Cleaner
Key Reminder (w/ Smart Key System)
LEXUS Navigation System
LEXUS Parking Assist (Clearance Sonar)
LEXUS Parking Assist (Rear View Monitor)
Power Seat (Rear Passenger's Seat)
Pre-Collision Safety System
Radiator Fan
Rear Window Defogger
Remote Control Mirror
Smart Key System
Theft Deterrent (w/ Smart Key System)
VSC and Tire Pressure Warning System
Wiper and Washer
Wireless Door Lock Control (w/ Smart Key System)
7.5AIGNCruise Control
Dynamic Radar/Laser Cruise Control System
Electronically Controlled Transmission and A/T Indicator
Engine Control
7.5ASTAElectronically Controlled Transmission and A/T Indicator
Engine Control
Starting and Ignition
7.5ATAILAutomatic Light Control
Door Closer (w/ Smart Key System)
Door Lock Control (w/ Smart Key System)
Key Reminder (w/ Smart Key System)
Light Auto Turn Off System
Multiplex Communication System (BEAN - Steering Column Bus)
Smart Key System
Taillight
Theft Deterrent (w/ Smart Key System)
Theft Deterrent (w/o Smart Key System)
Wireless Door Lock Control (w/ Smart Key System)
10AETCSCruise Control
Dynamic Radar/Laser Cruise Control System
Electronically Controlled Transmission and A/T Indicator
Engine Control
10AHORNDoor Closer (w/ Smart Key System)
Door Lock Control (w/ Smart Key System)
Horn
Key Reminder (w/ Smart Key System)
Multiplex Communication System (BEAN - Steering Column Bus)
Smart Key System
Theft Deterrent (w/ Smart Key System)
Theft Deterrent (w/o Smart Key System)