Page 1958 of 5135
A78268
N´m (kgf´cm, ft´lbf)
: Specified torqueParking Brake Cable
Assy No. 3 Parking Brake Cable
Assy No. 2 Fuel Tank Protector No. 1
Fuel Tank Band Breather Tube Fuel HoseFuel Tank to Filler Pipe Hose
Fuel Tank Band
5.4 (55, 48 in.lbf)
5.4 (55, 48 in.lbf)
5.4 (55, 48 in.lbf)
40 (400, 29)
11±102
± FUELFUEL TANK ASSY (DIESEL)
AVENSIS REPAIR MANUAL (RM1018E)
Page 1962 of 5135
A78519
(a)
(b)
(a)(b)
(a)
(a)
A77883
A77884
± FUELFUEL TANK ASSY (GASOLINE)
11±95
AVENSIS REPAIR MANUAL (RM1018E)
12. REMOVE EXHAUST PIPE ASSY CENTER
(1AZ±FE/1AZ±FSE ENGINE TYPE)
(a) Remove the 4 bolts and 2 compression springs.
(b) Remove the exhaust pipe center and the gasket from the
2 exhaust pipe supports.
(c) Remove the gasket from the exhaust pipe center.
13. REMOVE FUEL TANK PROTECTOR NO.1
(a) Remove the 4 bolts, and then remove the fuel tank pro-
tector.
14. REMOVE PARKING BRAKE CABLE ASSY NO.2
(a) Remove the 2 set bolts of the parking brake cable.
Page 1963 of 5135
A77885
A77886
A77887
A78450
11±96
± FUELFUEL TANK ASSY (GASOLINE)
AVENSIS REPAIR MANUAL (RM1018E)
15. REMOVE PARKING BRAKE CABLE ASSY NO.3
(a) Remove the 2 set bolts of the parking brake cable.
16. DISCONNECT BREATHER TUBE FUEL HOSE
(a) Loosen the hose clamp and disconnect the fuel tank
breather hose.
17. DISCONNECT FUEL TANK TO FILLER PIPE HOSE
(a) Loosen the hose clamp and disconnect the fuel tank to fill-
er pipe hose.
18. DISCONNECT FUEL TANK RETURN TUBE (1AZ±FSE
ENGINE TYPE)
Page 1966 of 5135
A81618
Push
2
1
Retainer
A77857
A78440
New Gasket
A77857
± FUELFUEL TANK ASSY (GASOLINE)
11±99
AVENSIS REPAIR MANUAL (RM1018E)
30. CONNECT FUEL TANK MAIN TUBE SUB±ASSY
(a) Push in the fuel tube connector to the pipe until it makes
ºclickº sound, and then push up the retainer to the claws
lock.
NOTICE:
Check if there is any damage or foreign objects on the
connected part.
After connecting, check if the fuel tube connector and
the pipe are securely connected by pulling on them.
31. CONNECT FUEL TANK RETURN TUBE (1AZ±FSE
ENGINE TYPE)
32. CONNECT FUEL TANK TO FILLER PIPE HOSE
33. CONNECT BREATHER TUBE FUEL HOSE
34. INSTALL PARKING BRAKE CABLE ASSY NO.3
Torque: 5.0 Nm (51 kgfcm, 44 in.lbf)
35. INSTALL PARKING BRAKE CABLE ASSY NO.2
Torque: 5.0 Nm (51 kgfcm, 44 in.lbf)
36. INSTALL FUEL TANK PROTECTOR NO.1
Torque: 5.4 Nm (55 kgfcm, 48 in.lbf)
37. INSTALL EXHAUST PIPE ASSY CENTER
(1ZZ±FE/3ZZ±FE ENGINE TYPE)
(a) Compression spring inspection
(1) Using vernier calipers, measure the free length of
the compression spring.
Minimum length:
41.5 mm (1.634 in.) for front x manifold
38.5 mm (1.516 in.) for front x tail
If the free length is less than minimum, replace the compression
spring.
(b) Install each new gasket to the exhaust manifold and the
exhaust pipe front as shown in the illustration.
(c) Install the exhaust pipe front to the 2 exhaust pipe sup-
ports
(d) Tighten the 4 compression springs and 4 bolts.
Torque: 43 Nm (440 kgfcm, 32 ftlbf)
(e) Install the grommet. (w/o HID Sensor)
(f) Connect the heated oxygen sensor connector.
(g) Install the floor carpet with the 2 clips. (w/o HID Sensor)
38. INSTALL EXHAUST PIPE ASSY CENTER
(1AZ±FE/1AZ±FSE ENGINE TYPE)
(a) Compression spring inspection
(1) Using vernier calipers, measure the free length of
the compression spring.
Minimum length: 38.5 mm (1.516 in.)
If the free length is less than minimum, replace the compression
spring.
Page 1970 of 5135
A77881
Fuel Tank AssyFuel Hose No. 1Fuel Tank
to Filler Pipe Hose
Fuel Tank Band Sub±assy
No. 1
Fuel Tank Band Sub±assy
No. 1 LH
Fuel Tank Protector
No. 1
Parking Brake Cable Assy
No. 2
Parking Brake Cable Assy
No. 3
5.0 (51, 44 in.lbf)
5.0 (51, 44 in.lbf)
5.4 (54, 47 in.lbf)x4
40 (400, 29)
40 (400, 29)
N´m (kgf´cm, ft´lbf) : Specified torque
± FUELFUEL TANK ASSY (GASOLINE)
11±91
AVENSIS REPAIR MANUAL (RM1018E)
Page 1989 of 5135
14±4
± ENGINE MECHANICALENGINE (1ZZ±FE/3ZZ±FE)
AVENSIS REPAIR MANUAL (RM1018E)CO
HCProblemsCauses
NormalHighRough idle
1. Faulty ignitions:
Incorrect timing
Fouled, shorted or improperly gapped plugs
2. Incorrect valve clearance
3. Leaks in intake and exhaust valves
4. Leaks in cylinders
LowHighRough idle
(Fluctuating HC reading)
1. Vacuum leaks:
PCV hoses
Intake manifold
Throttle body
ISC valve
Brake booster line
2. Lean mixture causing misfire
HighHighRough idle
(Black smoke form exhaust)
1. Restricted air filter
2. Plugged PCV valve
3. Faulty EFI systems:
Faulty pressure regulator
Defective water temperature sensor
Defective mass air flow meter
Faulty ECM
Faulty injectors
Faulty throttle position sensor
Page 2102 of 5135
14±104
± ENGINE MECHANICALENGINE (1AZ±FE)
AVENSIS REPAIR MANUAL (RM1018E)CO
HCProblemsCauses
NormalHighRough idle
1. Faulty ignitions:
Incorrect timing
Fouled, shorted or improperly gapped plugs
2. Incorrect valve clearance
3. Leaks in intake and exhaust valves
4. Leaks in cylinders
LowHighRough idle
(Fluctuating HC reading)
1. Vacuum leaks:
PCV hoses
Intake manifold
Throttle body
ISC valve
Brake booster line
2. Lean mixture causing misfire
HighHighRough idle
(Black smoke from exhaust)
1. Restricted air filter
2. Plugged PCV valve
3. Faulty EFI systems:
Faulty pressure regulator
Defective water temperature sensor
Defective mass air flow meter
Faulty ECM
Faulty injectors
Faulty throttle position sensor
Page 2131 of 5135
14±184
± ENGINE MECHANICALENGINE (1AZ±FSE)
AVENSIS REPAIR MANUAL (RM1018E)CO
HCProblemsCauses
NormalHighRough idle
1. Faulty ignitions:
Incorrect timing
Fouled, shorted or improperly gapped plugs
2. Incorrect valve clearance
3. Leaks in intake and exhaust valves
4. Leaks in cylinders
LowHighRough idle
(Fluctuating HC reading)
1. Vacuum leaks:
PCV hoses
Intake manifold
Throttle body
ISC valve
Brake booster line
2. Lean mixture causing misfire
HighHighRough idle
(Black smoke from exhaust)
1. Restricted air filter
2. Plugged PCV valve
3. Faulty EFI systems:
Faulty pressure regulator
Defective water temperature sensor
Defective mass air flow meter
Faulty ECM
Faulty injectors
Faulty throttle position sensor
