Lexus ES300 (1997 year). Manual — part 530
SF06N–04
S04525
Ohmmeter
Continuity
S04524
Ohmmeter
No Continuity
FI6393
Air
E
Filter
S04523
Air
E
F
Battery
SF–54
–
SFI
VSV FOR ACOUSTIC CONTROL INDUCTION
SYSTEM (ACIS)
905
1997 LEXUS ES300 (RM511U)
INSPECTION
1.
REMOVE V–BANK COVER, EMISSION CONTROL
VALVE SET AND HIGH–TENSION CORD COVER
2.
REMOVE VSV
(a)
Disconnect the 2 vacuum hoses from the VSV.
(b)
Remove the screw and VSV.
3.
INSPECT VSV FOR OPEN CIRCUIT
Using an ohmmeter, check that there is continuity between
each terminals.
Resistance: 33 – 39
Ω
at 20
°
C (68
°
F)
If there is no continuity, replace the VSV.
4.
INSPECT VSV FOR GROUND
Using an ohmmeter, check that there is no continuity between
each terminal and the body.
If there is continuity, replace the VSV.
5.
INSPECT VSV OPERATION
(a)
Check that air flows from port E to the filter.
(b)
Apply battery voltage across the terminals.
(c)
Check that air flows from port E to port F.
If operation is not as specified, replace the VSV.
6.
REINSTALL VSV
(a)
Install the VSV with the screw.
(b)
Connect the 2 vacuum to the VSV.
7.
REINSTALL EMISSION CONTROL VALVE SET
8.
REINSTALL HIGH–TENSION CORD COVER
9.
REINSTALL V–BANK COVER
S05165
Vapor Pressure Sensor
Bracket
Vacuum Hose
Charcoal Canister
VSV For Vapor Pressure Sensor
Vacuum Hose
Vacuum Hose
VSV Connector
SF06O–01
–
SFI
VSV FOR VAPOR PRESSURE SENSOR
SF–55
906
1997 LEXUS ES300 (RM511U)
VSV FOR VAPOR PRESSURE SENSOR
COMPONENTS
SF06P–01
S04518
Ohmmeter
Continuity
S04516
Ohmmeter
No Continuity
S04519
Air
F
E
P
S04517
Air
F
E
P
Battery
SF–56
–
SFI
VSV FOR VAPOR PRESSURE SENSOR
907
1997 LEXUS ES300 (RM511U)
INSPECTION
1.
REMOVE VSV
(a)
Disconnect the 3 vacuum hoses from the VSV.
(b)
Remove the screw and VSV.
2.
INSPECT VSV FOR OPEN CIRCUIT
Using an ohmmeter, check that there is continuity between the
terminals.
Resistance: 33 – 39
Ω
at 20
°
C (68
°
F)
If there is no continuity, replace the VSV.
3.
INSPECT VSV FOR GROUND
Using an ohmmeter, check that there is no continuity between
each terminal and the body.
If there is continuity, replace the VSV.
4.
INSPECT VSV OPERATION
(a)
Check that the air flows from ports E to P.
(b)
Apply battery voltage across the terminals.
(c)
Check that the air flows from ports E to F.
If operation is not as specified, replace the VSV.
5.
REINSTALL VSV
(a)
Install the VSV with the screw.
(b)
Connect the 3 vacuum hoses to the VSV.
S04759
ECT Switch
Gasket
19 mm
Deep Socket
Wrench
SF06Q–01
S04982
Ohmmeter
Acceptable
RESIST
ANCE
k
Ω
TEMPERATURE
°
C (
°
F)
–
SFI
ENGINE COOLANT TEMPERATURE (ECT) SENSOR
SF–57
908
1997 LEXUS ES300 (RM511U)
ENGINE COOLANT
TEMPERATURE (ECT) SENSOR
INSPECTION
1.
DRAIN ENGINE COOLANT
2.
REMOVE ECT SENSOR
(a)
Disconnect the ECT sensor connector.
(b)
Using a 19 mm deep socket wrench, remove the ECT
sensor and gasket.
3.
INSPECT ECT SENSOR
Using an ohmmeter, measure the resistance between the ter-
minals.
Resistance: Refer to the graph
If the resistance is not as specified, replace the ECT sensor.
4.
REINSTALL ECT SENSOR
(a)
Install a new gasket to the ECT sensor.
(b)
Using a 19 mm deep socket, install the ECT sensor.
Torque: 20 N·m (200 kgf·cm, 14 ft·lbf)
(c)
Connect the ECT sensor connector.
5.
REFILL WITH ENGINE COOLANT
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