2003 LEXUS LS430 replacement

Fig. 28: Identifying Components Charcoal Canister Assy
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
REPLACEMENT
1.DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

Fig. 15: Identifying Throttle Body Assy Components
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
REPLACEMENT
1.DRAIN ENGINE COOLANT (See ENGINE COOLANT
)
2.REMOVE V-BANK COVER
a. Remove the 2 nuts and V-
bank cover.

REPLACEMENT
1.DRAIN ENGINE COOLANT (See ENGINE COOLANT
)
2.WORK FOR PREVENTING GASOLINE FROM SPILLING OUT (See PRECAUTION
)
3.DISCONNECT BATTERY NEGATIVE TERMINAL
4.REMOVE V-BANK COVER
5.REMOVE INTAKE AIR CONNECTOR PIPE
6.REMOVE THROTTLE BODY ASSY (See REPLACEMENT
)
7.REMOVE INTAKE MANIFOLD ASSY
Fig. 20: Disconnecting VSV Connector For EVAP

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
a. Disconnect the fuel pipe sub-assy No. 2 from the fuel main tube (see PRECAUTION
).
b. Disconnect the VSV connector for EVAP.
c. Disconnect the EVAP hose from the VSV for EVAP.
d. Remove the bolt, disconnect the VSV for EVAP from the upper intake manifold.
e. Remove the bolt and V-bank cover bracket No. 2.
f. Remove the bolt and V-
bank cover bracket No. 3.

Fig. 30: Connecting VSV Connector For EVAP
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
Torque: 7.5 N.m (76.5 kgf.cm, 66 in..lbf)
k. Install the V-bank cover bracket No. 2 with bolt.
Torque: 7.5 N.m (76.5 kgf.cm, 66 in..lbf)
l. Install the VSV for EVAP to the intake manifold with the bolt.
Torque: 7.5 N.m (76.5 kgf.cm, 66 in..lbf)
m. Connect the EVAP hose to the VSV for EVAP.
n. Connect the VSV connector for EVAP.
11.INSTALL THROTTLE BODY ASSY (See REPLACEMENT
)
12.INSTALL INTAKE AIR CONNECTOR PIPE
13.INSPECT FUEL PUMP OPERATION AND CHECK FOR FUEL LEAKS (See ON
-VEHICLE
INSPECTION )
14.INSTALL V-BANK COVER
Torque: 5.0 N.m (51 kgf.cm, 44 in..lbf)
15.CONNECT BATTERY NEGATIVE TERMINAL

Fig. 31: Identifying Camshaft Timing Oil Control Valve Assy RH Components
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
REPLACEMENT

Fig. 32: Identifying Camshaft Timing Oil Control Valve Assy LH Components
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
REPLACEMENT

Fig. 33: Identifying ECM Components
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
REPLACEMENT

Torque: 5.5 N.m (55 kgf.cm, 48 in..lbf)
8.INSTALL ECM COVER
a. Install the ECM cover with the 3 bolts.
Torque: 5.0 N.m (51 kgf.cm, 44 in..lbf)
9.INSTALL ENGINE ROOM SIDE COVER
a. Install the engine room side cover with the 3 clips.
10.CONNECT BATTERY NEGATIVE TERMINAL
11.CONFIGURE ECM FOR OPTIONAL DYNAMIC RADAR/LASER CRUISE CONTROL
a. Be sure to perform the following procedures after replacing the ECM.
1. Turn the ignition switch ON.
2. Turn the cruise main switch ON.
3. With the brake pedal depressed, set the cruise control main switch to RES/ACC 3 times within 3
seconds. Check that the VSC buzzer sounds at this time.
4. Turn the ignition switch OFF.
5. Connect the intelligent tester II to the DLC3.
6. Turn the ignition switch ON and push the intelligent tester II main switch ON.
7. Select the item "L/C Option Flag" in the Data List.
8. Check that YES is displayed.
12.POWER WINDOW CONTROL SYSTEM INITIALIZE (See INITIALIZATION
)
13.FRONT POWER SEAT CONTROL SYSTEM INITIALIZE (See INITIALIZATION
)
REPLACEMENT
1.REMOVE ACCELERATOR PEDAL ROD ASSY