sensor LEXUS LS430 2003 Factory Repair Manual

Fig. 22: Removing Bolts And Disconnecting Engine Wire Protector
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
k. Disconnect the 2 wire clamps on the engine wire (RH side) from the brackets on the RH delivery
pipe.
l. Remove the 2 bolts, and disconnect the engine wire protector (rear side) from the rear water bypass
joint and RH cylinder head.
m. Disconnect the 8 injector connectors.
Fig. 23: Identifying Bolts

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
n. Remove the 6 bolts, 4 nuts, the upper and lower intake manifolds assembly and 2 gaskets.
8.REMOVE KNOCK SENSOR

Fig. 24: Removing Knock Sensor
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
a. Disconnect the 2 knock sensor connectors.
b. Remove the 2 nuts and 2 knock sensors.
9.INSTALL KNOCK SENSOR

Fig. 25: Installing Knock Sensor
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
a. Install the 2 knock sensors with the 2 nuts, as shown in the illustration.
Torque: 20 N.m (204 kgf.cm, 15 ft,lbf)
b. Connect the 2 knock sensor connectors.
10.INSTALL INTAKE MANIFOLD ASSY

<0029004c004a001100030016001a001d000300350048005000520059004c0051004a000300250052004f00570056000f00030031005800570056000300240051004700030024004600460048004f0048005500440057005200550003003300480047004400
4f0003003500520047[
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
a. Disconnect the accelerator pedal position sensor connector.
b. Remove the 2 bolts, 2 nuts and accelerator pedal rod.
2.INSTALL ACCELERATOR PEDAL ROD ASSY
a. Connect the accelerator pedal position sensor connector.
b. Install the accelerator pedal rod with the 2 bolts and 2 nuts.
Torque: 7.5 N.m (76 kgf.cm, 66 in..lbf)

5. Adjust the hood lock.
1. w/ Pre-collision safety system:
Disconnect the cable from the battery negative (-) terminal.
2. w/ Pre-collision safety system:
Disconnect the connector.
3. w/ Pre-collision safety system:
Remove the 3 bolts and millimeter wave radar sensor.
Fig. 6: Removing Bolts And Millimeter Wave Radar Sensor

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
4. Remove the cap (see OVERHAUL
).
5. Loosen the 2 bolts and nut.
6. Ad
just the hood lock position so that the striker can enter it smoothly.

7. Tighten the bolts and nut after the adjustment.
Torque: 8.0 N.m (82 kgf.cm, 71 in..lbf)
8. Install new cap.
Fig. 7: Installing New Cap

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
9. w/ Pre-collision safety system:
Install the millimeter wave radar sensor with the 3 bolts.
Torque: 5.5 N.m (56 kgf.cm, 49 in..lbf)
10. w/ Pre-collision safety system:
Connect the connector.
11. w/ Pre-collision safety system:
<002600520051005100480046005700030057004b00480003004600440045004f004800030057005200030057004b00480003004500440057005700480055005c000300510048004a00440057004c005900480003000b0010000c0003005700480055005000
4c00510044004f00110003[
12. w/ Pre-collision safet
y system:

Preform the initialization (see INITIALIZATION).
13. w/ Pre-collision safety system:
Inspect the SRS warning lamp (see DIAGNOSIS SYSTEM
).
14. w/ Pre-collision safety system:
Adjust the millimeter wave radar sensor (see ADJUSTMENT
).
Fig. 8: Adjusting Millimeter Wave Radar Sensor

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
OVERHAUL
HINT:
The installation procedures are the removal procedures in reverse order. However, only installation
procedures requiring additional information are included.
A bolt without a torque specification is shown in the standard bolt chart (see STANDARD BOLT).

Fig. 11: Removing Bolt And Hook
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
6.REMOVE HOOD SUPPORT ASSY LH (See REPLACEMENT
)
7.REMOVE HOOD SUPPORT ASSY RH
8.REMOVE HOOD LOCK ASSY
a. w/ Pre-collision safety system:
Separate the battery negative (-) terminal.
b. w/ Pre-collision safety system:
Disconnect the connector.
c. w/ Pre-collision safety system:
Remove the 3 bolts and millimeter wave radar sensor.

Fig. 25: Installing Hood Lock With Bolts And Nut
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
f. w/ Pre-collision safety system:
Install the millimeter wave radar sensor with the 3 bolts.
Torque: 5.5 N.m (56 kgf.cm, 49 in..lbf)
g. w/ Pre-collision safety system:
Connect the connector.
h. w/ Pre-collision safety system:
Connect the negative (-) terminal cable to the battery.
i. w/ Pre-collision safety system:
Initialize both s
ystems (see INITIALIZATION).

j. w/ Pre-collision safety system:
Inspect the SRS warning lamp (see DIAGNOSIS SYSTEM
).
k. w/ Pre-collision safety system:
Adjust the millimeter wave radar sensor (see ADJUSTMENT
).
Fig. 26: Inspecting SRS Warning Lamp

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
d.INSTALL HOOD AUXILIARY CATCH HOOK ASSY
a. Install the hook with the bolt.
Torque: 8.0 N.m (82 kgf.cm, 71 in..lbf)