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A77875
(a)
(b)
(c)
(d)
(e)
A81619
A77876
A77877
A77878
10±28
±
ENGINE CONTROL SYSTEM THROTTLE BODY ASSY (1AZ±FE)
AVENSIS REPAIR MANUAL (RM1018E)
7. REMOVE THROTTLE BODY ASSY
(a) Disconnect the throttle position sensor connector.
(b) Disconnect the ISC valve connector.
(c) Disconnect the water by±pass hose No. 2.
(d) Disconnect the water by±pass hose.
(e) Remove the fuel tube from the fuel pipe support.
(f) Remove the 3 bolts, and then remove the fuel pipe sup- port and the throttle body.
(g) Remove the gasket from the intake manifold.
8. REMOVE FUEL VAPOR FEED HOSE NO.2
(a) Remove the fuel vapor feed hose No. 2 from the throttle body.
9. REMOVE ISC VALVE
(a) Remove the 3 screws, and then remove the ISC valve.
(b) Remove the gasket from the throttle body.
10. REMOVE THROTTLE POSITION SENSOR
(a) Remove the 2 screws, and then remove the throttle posi- tion sensor.
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A77879
45
A77880
83.8 mm
(3.299 in.)
Rotation
Center of
Throttle Link
±
ENGINE CONTROL SYSTEMTHROTTLE BODY ASSY(1AZ±FE)
10±29
AVENSIS REPAIR MANUAL (RM1018E)
11.INSTALL THROTTLE POSITION SENSOR
(a)Make sure that throttle valve is fully closed.
(b)With the throttle position sensor rotated 45 counter-
clockwise about the fully closed position of the throttle
valve, install the throttle position sensor to the throttle
body.
(c)Rotate the throttle position sensor clockwise and secure
it with the 2 screws.
12.INSTALL ISC VALVE
(a)Install a new gasket to the throttle body.
(b)Install the ISC valve with the 3 screws.
13.INSTALL FUEL VAPOR FEED HOSE NO.2
14.INSTALL THROTTLE BODY ASSY
(a)Install a new gasket to the intake manifold.
(b)Install the throttle body and the fuel pipe support with the 3 bolts.
Torque: 30 N m (306 kgfcm, 22 ftlbf)
(c)Install the fuel tube to the fuel pipe support.
(d)Connect the water by±pass hose.
(e)Connect the water by±pass hose No. 2.
(f)Connect the ISC valve connector.
(g)Connect the throttle position sensor connector.
15.INSTALL ACCELERATOR CONTROL CABLE ASSY
(a)Instal the accelerator control cable as shown in the il- lustration.
Torque: 13 Nm (129 kgfcm, 9 ftlbf)
16.INSTALL AIR CLEANER CAP SUB±ASSY
17.INSTALL ENGINE COVER SUB±ASSY NO.1 Torque: 7.0 N m (71 kgfcm, 62 in. lbf)
18.ADD ENGINE COOLANT (See page 16±19)
19.CHECK FOR ENGINE COOLANT LEAKS (See page 16±13)
20. INSTALL ENGINE ROOM COVER SIDE
21. INSTALL RADIATOR SUPPORT OPENING COVER
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100FI±01
A78507
Mass Air Flow
Meter Connector
N´m (kgf´cm, ft´lbf) : Specified torqueEngine Cover Sub±assy
No. 1
7.0 (71, 62 in.
lbf)
Air Cleaner Cap
Sub±assy VSV
Connector
Fuel Vapor Feed Hose
Clip
Engine Room Cover Side
Radiator Support Opening Cover
Clip Retainer
x2
x4
1.5 (15, 13 in.lbf)
10±42
±
ENGINE CONTROL SYSTEM THROTTLE BODY ASSY (1AZ±FSE)
AVENSIS REPAIR MANUAL (RM1018E)
THROTTLE BODY ASSY (1AZ±FSE)
COMPONENTS
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Page 292 of 2234
A78508 Non±reusable part
N´m (kgf´cm, ft´lbf) : Specified torque Throttle Body Assy
Throttle Motor Connector
Throttle Body Gasket
Water By±pass Hose No. 2
Water By±pass Hose No. 1
9.0 (90, 80 in. lbf)
x4
x4
21 (210, 15)Throttle Body Bracket
8.4 (86, 74 in. lbf)
Ground Terminal
Wire Harness Protector
8.4 (86, 74 in.lbf)
±
ENGINE CONTROL SYSTEM THROTTLE BODY ASSY (1AZ±FSE)
10±43
AVENSIS REPAIR MANUAL (RM1018E)
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100FJ±01
A78509
A81620
(a)(c)
(c)
(b)
(d)
(f)
(g)
(d)
(h)
Air Cleaner Clamp
A78510
10±44
±
ENGINE CONTROL SYSTEMTHROTTLE BODY ASSY(1AZ±FSE)
AVENSIS REPAIR MANUAL (RM1018E)
REPLACEMENT
1.REMOVE ENGINE ROOM COVER SIDE (See page 10±26)
2.REMOVE RADIATOR SUPPORT OPENING COVER (See page 10±26)
3.DRAIN ENGINE COOLANT (See page 16±31) 4. REMOVE ENGINE COVER SUB±ASSY NO.1
(a) Remove the 2 nuts, and then remove the engine coverNo. 1.
5. REMOVE AIR CLEANER CAP SUB±ASSY
(a) Disconnect the mass air flow meter connector.
(b) Disconnect the VSV connector.
(c) Remove the 2 wire harness clamps.
(d) Disconnect the ventilation hose.
(e) Disconnect the fuel vapor feed hose No. 1.
(f) Disconnect the fuel vapor feed hose No. 2.
(g) Loosen the hose clamp bolt.
(h) Raise the air cleaner clamp up, slide it to the air cleaner cap.
(i) Remove the air cleaner cap together with the air cleaner hose No. 1.
6. REMOVE THROTTLE BODY ASSY
(a) Remove the bolt, and then remove the wire harness pro- tector.
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A78511
(b)
A78512
(d)
A78513
(g)
(h)
±
ENGINE CONTROL SYSTEMTHROTTLE BODY ASSY(1AZ±FSE)
10±45
AVENSIS REPAIR MANUAL (RM1018E)
(b)Remove the bolt, and then remove the ground terminal.
(c)Remove the 4 bolts, and then remove the throttle body
bracket.
(d)Disconnect the throttle motor connector.
(e)Remove the 4 bolts, and then remove the throttle body.
(f)Remove the gasket from the intake manifold.
(g)Disconnect the water by±pass hose No. 1.
(h)Disconnect the water by±pass hose No. 2.
7.INSTALL THROTTLE BODY ASSY
(a)Connect the water by±pass hose No. 2.
(b)Connect the water by±pass hose No. 1.
(c)Install a new gasket to the intake manifold.
(d)Install the throttle body with the 4 bolts. Torque: 9.0 N m (90 kgfcm, 80 in. lbf)
(e)Connect the throttle motor connector.
(f)Install the throttle body bracket with the 4 bolts. Torque: 21 N m (210 kgfcm, 15 ftlbf)
(g)Install the ground terminal with the bolt. Torque: 8.4 N m (86 kgfcm, 74 in. lbf)
(h)Install the wire harness protector with the bolt. Torque: 8.4 N m (86 kgfcm, 74 in. lbf)
8.INSTALL AIR CLEANER CAP SUB±ASSY Torque: 1.5 N m (15 kgfcm, 13 in. lbf)
9.INSTALL ENGINE COVER SUB±ASSY NO.1 Torque: 7.0 N m (71 kgfcm, 62 in. lbf)
10.ADD ENGINE COOLANT (See page 16±31)
11.CHECK FOR ENGINE COOLANT LEAKS (See page 16±25)
12. INSTALL ENGINE ROOM COVER SIDE
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10±46
±
ENGINE CONTROL SYSTEM THROTTLE BODY ASSY (1AZ±FSE)
AVENSIS REPAIR MANUAL (RM1018E)
13. INSTALL RADIATOR SUPPORT OPENING COVER
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100FB±01
A78454
N´m (kgf´cm, ft´lbf) : Specified torqueClip
Cylinder Head Cover No.2Fuel
Vapor Feed Hose No.1VSV
Connector
Mass Air Flow
Meter Connector
Accelerator Control
Cable Assy
Fuel Vapor Feed Hose
No.3
Engine Room Cover Side
Radiator Support Opening Cover
Clip Retainer
7.0 (71, 62 in.´lbf)
Clip
1.5 (15, 13 in.´lbf)
13 (129, 9)
Air Cleaner Cap
Sub±assy
x2
x4
±
ENGINE CONTROL SYSTEM THROTTLE BODY ASSY (1ZZ±FE)
10±7
AVENSIS REPAIR MANUAL (RM1018E)
THROTTLE BODY ASSY (1ZZ±FE)
COMPONENTS
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