2003 LEXUS LS430 ignition

Fig. 21: Installing O-Ring To Injector
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
g. Install a new O-ring to the injector.
h. Connect SST (union and hose) to the injector, and hold the injector and union with SST (clamp).
SST 09268-41047 (09268-41110, 09268-41300)
i. Put the injector into the graduated cylinder.
j. Connect the hand-held tester (with CAN VIM) to the DLC3.
k. Connect the battery negative (-) cable to the battery.
l. Turn the ignition switch ON and push the hand-held tester main switch ON.
m. Select the ACTIVE TEST mode on the hand-held tester.
n. Please refer to the han
d-held tester operator's manual for further details.

Fig. 23: Measuring Injection Volume
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
1. In the condition above, disconnect the tester probes of SST (wire) from the battery and check
the fuel leakage from the injector.
SST 09842-30070
Fuel drop: 1 drop or less per 27 minutes
q. Turn the ignition switch OFF.
r. Disconnect the negative (-) terminal cable from the battery.
s. Remove the SST.
SST 09268-41047, 09842-30070
t. Disconnect the han
d-held tester from the DLC3.

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)

FUSIBLE LINK BLOCK
Wireless Door Lock Control (w/ Smart Key System)
10AINJEngine Control
Starting and Ignition
15AFR FOGFront Fog Light
Multiplex Communication System (BEAN - Steering Column Bus)
15AH-LP L LWRHeadlight
Multiplex Communication System (BEAN - Steering Column Bus)
15AH-LP R LWRHeadlight
Multiplex Communication System (BEAN - Steering Column Bus)
20AH-LP HIHeadlight
Multiplex Communication System (BEAN - Steering Column Bus)
20AWASHERMultiplex Communication System (BEAN - Steering Column Bus)
Wiper and Washer
25AEFI NO.1Cruise Control
Dynamic Radar/Laser Cruise Control System
Electronically Controlled Transmission and A/T Indicator
Engine Control
30AH-LP CLNHeadlight Cleaner
30AWIPMultiplex Communication System (BEAN - Steering Column Bus)
Wiper and Washer

Fig. 3: Identifying Fusible Link Block Components
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
Fusible Link Block Fuses
FuseSystem
5AALT-SCharging
30AABS 1Dynamic Radar/Laser Cruise Control System
Tire Pressure Warning System
TRAC
VSC
30ABATTEngine Control
Engine Immobilizer System (w/o Smart Key System)
SRS
Starting and Ignition
30ASTElectronically Controlled Transmission and A/T Indicator
Engine Control
Starting and Ignition
40AAIRBUSElectronic Modulated Air Suspension
40ADEFOGRear Window Defogger
50AABS 2ABS
Dynamic Radar/Laser Cruise Control System
Tire Pressure Warning System
TRAC
VSC
50AFANRadiator Fan
50AHEATERAutomatic Air Conditioning (Front)
60ALUG J/BAudio System
Automatic Light Control
Back-Up Light
Climate Control Seat (Rear)
Clock (w/ LEXUS Navigation System)
Door Closer (w/ Smart Key System)
Door Lock Control (w/ Smart Key System)
Dynamic Radar/Laser Cruise Control System
Interior Light
Key Reminder (w/ Smart Key System)
LEXUS Navigation System
LEXUS Parking Assist (Clearance Sonar)
LEXUS Parking Assist (Clearance Sonar)
Light Auto Turn Off System
Multiplex Communication System (BEAN - Steering Column Bus)
Pre-Collision Safety System
Rear Air Conditioning
Smart Key System
Stop Light
Taillight

FuseSystem
5AP B/ANCMultiplex Communication System (BEAN - Instrument Panel Bus)
Power Shoulder Belt Anchorage
7.5AAM2Electronically Controlled Transmission and A/T Indicator
Engine Control
Engine Immobilizer System (w/ Smart Key System) and Steering Lock
System
Engine Immobilizer System (w/o Smart Key System)
SRS
Starting and Ignition
Steering Lock System
7.5AH-LP LVLAdaptive Front-Lighting System
7.5AMPX-B1Door Lock Control and Door Closer (w/ Smart Key System)
Door Lock Control and Door Closer (w/o Smart Key System)
Engine Immobilizer System (w/ Smart Key System) and Steering Lock
System
Engine Immobilizer System (w/o Smart Key System)
Key Reminder (w/ Smart Key System)
Mirror Heater
Multiplex Communication System (BEAN - Door Bus)
Power Seat (Driver's Seat)
Power Seat (Rear Passenger's Seat)
Power Shoulder Belt Anchorage
Power Window
Remote Control Mirror
Smart Key System, Theft Deterrent, , Door Lock Control, Door Closer
and Wireless Door Lock Control (w/ Smart Key System)
Theft Deterrent (w/ Smart Key System)
Theft Deterrent (w/o Smart Key System)
Vibration Seat
Wireless Door Lock Control (w/ Smart Key System)
Wireless Door Lock Control (w/o Smart Key System)
7.5AMPX-B2ABS
Adaptive Front-Lighting System
Audio System
Automatic Air Conditioning (Front)
Charging
Clock (w/ LEXUS Navigation System)
Combination Meter
Cruise Control
Door Closer (w/ Smart Key System)
Door Lock Control (w/ Smart Key System)
Dynamic Radar/Laser Cruise Control System
Electronic Modulated Air Suspension
Electronically Controlled Transmission and A/T Indicator
Engine Control
Front Fog Light

Fig. 65: Installing Air Conditioning Radiator Assy
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
32.INSTALL BLOWER ASSY (See OVERHAUL
)
33.INSTALL INSTRUMENT PANEL SAFETY PAD SUB-ASSY (See step 19 in REPLACEMENT
)
34.AFTER INSTALLATION, CHECK WATER VALVE OPERATION
a. Turn the ignition switch to the ON position.
b. Set the temperature control switch to "MAX. COOL" and "MAX. WARM" and check the water
valve operates as shown in Fig. 66
.
If operation is not as specified, proceed to the next step.

Fig. 66: Checking Water Valve Operation
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
35.ADJUST WATER VALVE CONTROL CABLE
a. Turn the ignition switch to the ON position.
b. Disconnect the control cable.
c. Set the temperature control switch to "MAX. COOL".
d. Set the water valve lever to the "COOL" position, connect the control cable and lock the clamp.
HINT:
Lock the clamp while lightly pushing the outer cable in the direction shown in Fig. 67
by an arrow.