Lexus ES300 (1997 year). Service manual — part 528
![](/vehicle/tus/iorssayongal/foue/veldi.png)
SF06F–01
S05035
New Gasket
S05052
Seal
Packing
Seal
Packing
Rubber
SF–46
–
SFI
ACOUSTIC CONTROL INDUCTION SYSTEM (ACIS)
897
1997 LEXUS ES300 (RM511U)
INSTALLATION
1.
INSTALL INTAKE AIR CONTROL VALVE
(a)
Install a new gasket to the air intake chamber.
(b)
Apply a light coat of engine oil to the rubber portions.
(c)
Apply seal packing to the positions of the intake air control
valve shown in the illustration.
Seal packing: Part No. 08826–00080 or equivalent
(d)
Install the intake air control valve, DLC1 bracket, ground
strap and cable with the 4 nuts.
Torque: 14.5 N·m (145 kgf·cm, 10 ft·lbf)
2.
CONNECT DLC1
3.
CONNECT ACTUATOR VACUUM HOSE
![](/vehicle/tus/iorssayongal/foue/pli.png)
S05392
EFI Main
Relay
SF06G–01
S04947
Continuity
Ohmmeter
Ohmmeter
No Continuity
1
2
3
5
S04946
Battery
Ohmmeter
Continuity
1
2
3
5
–
SFI
EFI MAIN RELAY
SF–47
898
1997 LEXUS ES300 (RM511U)
EFI MAIN RELAY
INSPECTION
1.
REMOVE EFI MAIN RELAY (Marking: EFI)
2.
INSPECT EFI MAIN RELAY CONTINUITY
(a)
Using an ohmmeter, check that there is continuity be-
tween terminals 1 and 2.
If there is no continuity, replace the relay.
(b)
Check that there is no continuity between terminals 3 and
5.
If there is continuity, replace the relay.
3.
INSPECT EFI MAIN RELAY OPERATION
(a)
Apply battery voltage across terminals 1 and 2.
(b)
Using an ohmmeter, check that there is continuity be-
tween terminals 3 and 5.
If there is no continuity, replace the relay.
4.
REINSTALL EFI MAIN RELAY
![](/vehicle/tus/iorssayongal/foue/lukes.png)
S05389
Circuit Opening
Relay
SF06H–01
S04947
Continuity
Ohmmeter
Ohmmeter
No Continuity
1
2
3
5
S04946
Battery
Ohmmeter
Continuity
1
2
3
5
SF–48
–
SFI
CIRCUIT OPENING RELAY
899
1997 LEXUS ES300 (RM511U)
CIRCUIT OPENING RELAY
INSPECTION
1.
REMOVE CIRCUIT OPENING RELAY (Marking: CIR
OPN)
2.
INSPECT CIRCUIT OPENING RELAY CONTINUITY
(a)
Using an ohmmeter, check that there is continuity be-
tween terminals 1 and 2.
If there is no continuity, replace the relay.
(b)
Check that there is no continuity between terminals 3 and
5.
If there is continuity, replace the relay.
3.
INSPECT CIRCUIT OPENING RELAY OPERATION
(a)
Apply battery voltage across terminals 1 and 2.
(b)
Using an ohmmeter, check that there is continuity be-
tween terminals 3 and 5.
If there is no continuity, replace the relay.
4.
REINSTALL CIRCUIT OPENING RELAY
![](/vehicle/tus/iorssayongal/foue/sasou.png)
S05514
V–Bank Cover
Vacuum Hose
VSV for EGR
Emission Control Valve Set
VSV for EVAP Connector
VSV for EGR Connector
High–Tension Cord Cover
VSV for ACIS Connector
SF06I–01
–
SFI
VSV FOR EXHAUST GAS RECIRCULATION (EGR)
SF–49
900
1997 LEXUS ES300 (RM511U)
VSV FOR EXHAUST GAS RECIRCULATION (EGR)
COMPONENTS
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