TOYOTA AVENSIS 2002 Repair Manual

B64861
Claw
Claw
B50126
Hog Ring Pliers
B50126
Hog Ring Pliers
± SEATREAR SEAT ASSY (40/60 FOLDING)
72±29
AVENSIS REPAIR MANUAL (RM1018E)
(c) Using a screwdriver, disengage the 2 claws and remove
the shoulder belt cover.
HINT:
Tape the screwdriver tip before use.
(d) Remove the 4 headrest supports.
(e) Remove the hog rings and the seatback cover together
with the pad from the seatback frame.
(f) Remove the hog rings and seatback cover from the seat-
back pad.
17. REMOVE REAR SEATBACK LOCK ASSY LH
(a) Remove the seatback lock release button.
(b) Remove the 2 bolts and seatback lock.
18. REMOVE REAR SEATBACK LOCK ASSY RH
HINT:
Use the same procedures described for the LH side.
19. REMOVE REAR SEAT BELT ASSY OUTER CENTER
(a) Remove the bolt and belt.
20. INSTALL BENCH TYPE REAR SEAT CUSHION
COVER
(a) Install the rear seat cushion cover with new hog rings to
the rear seat cushion pad.
HINT:

Do not damage the seat cushion cover nor make it dirty.

When installing the hog rings, take care to prevent
wrinkles as much as possible.
21. INSTALL SEPARATE TYPE REAR SEATBACK COVER
LH
(a) Install the seatback cover to the seatback pad with new
hog rings.
(b) Install the seatback cover with the pad to the seatback
frame with new hog rings.
HINT:
When installing hog rings, take care to prevent wrinkles as
much as possible.
22. INSTALL SEPARATE TYPE REAR SEATBACK COVER RH
HINT:
Use the same procedures described for the LH side.
23. INSTALL REAR SEAT BACK LOCK ASSY LH
(a) Install the seatback lock with the 2 bolts.
Torque: 30 N
m (306 kgf
cm, 22 ft
lbf)
24. INSTALL REAR SEATBACK LOCK ASSY RH
HINT:
Use the same procedures described for the LH side.

B70879Hook
72±30
± SEATREAR SEAT ASSY (40/60 FOLDING)
AVENSIS REPAIR MANUAL (RM1018E)
25. INSTALL REAR SEAT BELT ASSY OUTER CENTER
(a) Install the belt with the bolt.
Torque: 42 N
m (428 kgf
cm, 31 ft
lbf)
26. INSTALL REAR SEAT ARMREST ASSY CENTER
(a) Install the armrest with the bolt.
Torque: 8.0 N
m (82 kgf
cm, 71 in.
lbf)
(b) Install the armrest cover with the screw.
27. INSTALL REAR SEAT BACK HINGE SUB±ASSY CENTER
(a) Install the hinge with the 2 bolts.
Torque: 18 N
m (185 kgf
cm, 13 ft
lbf)
28. INSTALL REAR SEATBACK HINGE SUB±ASSY LH
(a) Install the hinge with the bolt.
Torque: 18 N
m (185 kgf
cm, 13 ft
lbf)
29. INSTALL REAR SEATBACK HINGE SUB±ASSY RH
HINT:
Use the same procedures described for the LH side.
30. INSTALL REAR SEATBACK ASSY LH
(a) Install the seatback with the 2 bolts.
Torque: 18 N
m (185 kgf
cm, 13 ft
lbf)
31. INSTALL REAR SEATBACK ASSY RH
(a) Install the seatback with the 2 bolts.
Torque: 18 N
m (185 kgf
cm, 13 ft
lbf)
(b) Install the floor anchor with the bolt.
Torque: 42 N
m (428 kgf
cm, 31 ft
lbf)
32. INSTALL REAR SIDE SEATBACK ASSY LH
(a) Install the seatback LH with the bolt.
Torque: 18 N
m (185 kgf
cm, 13 ft
lbf)
NOTICE:
Insert the side seat hook into the hole of body.
33. INSTALL REAR SIDE SEATBACK ASSY RH
HINT:
Use the same procedures described for the LH side.
34. INSTALL REAR SEAT CUSHION ASSY
(a) Place the 2 hooks in the body firmly.
(b) Insert the frame into the 2 hooks.

720JD±01
B70148
Bench Type Rear Seatback Cover
Bench Type Rear Seat Cushion Cover Rear Seat Headrest Assy
Rear Seat Headrest Assy Center
Bench Type Rear Seatback Pad
Bench Type Rear Seat Cushion Pad
Hog Ring

Non±reusable partRear Seat Headrest Support Assy

Hog Ring Rear Seat Headrest Assy
Rear Seat Headrest Support Assy
18 (185, 13)
18 (185, 13)
18 (185, 13)
N
m (kgf
cm, ft
lbf) : Specified torque
± SEATREAR SEAT ASSY (UNITED FIXED)
72±31
AVENSIS REPAIR MANUAL (RM1018E)
REAR SEAT ASSY (UNITED FIXED)
COMPONENTS

720JE±01
B51101
A
A: 100 mm (3.94 in.)
or less
B50126
Hog Ring Pliers
B50126
Hog Ring Pliers
72±32
± SEATREAR SEAT ASSY (UNITED FIXED)
AVENSIS REPAIR MANUAL (RM1018E)
OVERHAUL
1. REMOVE REAR SEAT CUSHION ASSY
(a) Pull up the 2 front portions of the seat cushion, then re-
move it.
NOTICE:
In this case, hold the base of the clip up to prevent the cush-
ion frame from being distorted.
2. REMOVE BENCH TYPE REAR SEAT CUSHION COVER
(a) Remove the hog rings and cushion cover.
3. REMOVE REAR SEATBACK ASSY
(a) Remove the 3 bolts and seatback.
4. REMOVE REAR SEAT HEADREST ASSY
5. REMOVE REAR SEAT HEADREST ASSY CENTER
6. REMOVE BENCH TYPE REAR SEATBACK COVER
(a) Remove the 6 headrest supports.
(b) Remove the hog rings and seatback cover.
7. INSTALL BENCH TYPE REAR SEATBACK COVER
(a) Install the seatback cover with new hog rings to the rear
seatback pad.
HINT:

Do not damage the seat cushion cover nor make it dirty.

When installing the hog rings, take care to prevent
wrinkles as much as possible.
8. INSTALL BENCH TYPE REAR SEAT CUSHION
COVER
(a) Install the rear seat cushion cover with new hog rings to
the rear seat cushion pad.
HINT:

Do not damage the seatback cover nor make it dirty.

When installing the hog rings, take care to prevent
wrinkles as much as possible.
9. INSTALL REAR SEATBACK ASSY
(a) Install the seatback with the 3 bolts.
Torque: 18 N
m (185 kgf
cm, 13 ft
lbf)

B70879Hook
± SEATREAR SEAT ASSY (UNITED FIXED)
72±33
AVENSIS REPAIR MANUAL (RM1018E)
10. INSTALL REAR SEAT CUSHION ASSY
(a) Place the 2 hooks in the body firmly.
(b) Insert the frame into the 2 hooks.

720JF±01
B67299
LHD Models
RHD ModelsInstrument Panel J/B Assy

SEAT HTR Relay

S±HTR Fuse
Instrument Panel J/B Assy

SEAT HTR Relay

S±HTR Fuse
72±34
± SEATSEAT HEATER SYSTEM
AVENSIS REPAIR MANUAL (RM1018E)
SEAT HEATER SYSTEM
LOCATION

B67826
Front Seat Cushion Heater Assy RHFront Seatback Heater Assy RH
Seat Heater Switch
Seat Heater Control Sub±
Assy RHFront Seatback Heater Assy LHSeat Heater Control Sub±
Assy LH
Front Seat Cushion Heater Assy LH
± SEATSEAT HEATER SYSTEM
72±35
AVENSIS REPAIR MANUAL (RM1018E)

720JG±01
72±36
±
SEAT SEAT HEATER SYSTEM
AVENSIS REPAIR MANUAL (RM1018E)
PROBLEM SYMPTOMS TABLE
SymptomSuspected AreaSee Page
Seat heaters do not operate
(Seat is not warmed up)
1. SEAT HTR relay
2. S±HTR fuse
3. Seat heater switch
4. Seat heater control sub±assy LH
5. Seat heater control sub±assy RH
6. Front seat cushion heater assy LH
7. Front seat cushion heater assy RH
8. Front seatback heater assy LH
9. Front seatback heater assy RH
10.Wire harness72±34
72±37
72±34
72±34
72±37
72±34
72±34
72±34
72±37
72±34
72±37
72±34
72±37
72±34
72±37

Temperature of seat heater cannot be adjusted
1. Seat heater switch
2. Seat heater control sub±assy LH
3. Seat heater control sub±assy RH
4. Wire harness72±34
72±37
72±34
72±34

720JH±01



B70589
A
B
1 21 2 3 4 5
(k)
65

18
0 0 0.42 ± 0.28 4.08 ± 2.72
ON OFF 65

B70591
1 21 2 3 4 5 A
B
± SEATSEAT HEATER SYSTEM
72±37
AVENSIS REPAIR MANUAL (RM1018E)
INSPECTION
1. LH side:
INSPECT SEAT HEATER SWITCH
(a) Check the seat heater switch resistance.
Tester ConnectionSwitch PositionSpecified Condition
OFF10 kor higher
B±2 ± B±4ON
(Minimum ± Maximum)Below 1 
OFF10 kor higher
B±2 ± B±3ON
(Minimum ± Maximum)Refer to illustration
If the continuity is not as specified, replace the switch.
(b) Turn the seat heater switch ON and check the seat heater
switch indicator illuminates.
Tester ConnectionSpecified Condition
Battery positive voltageB±2
Battery negative voltageB±5Illuminates
If the result is not as specified, replace the switch.
(c) Check the seat heater switch illuminates.
Tester ConnectionSpecified Condition
Battery positive voltageB±1
Battery negative voltageB±5Illuminates
If the result is not as specified, replace the switch or bulb.




B70880
1 21 2 3 4 5
(k)
65

18
0 0 0.42 ± 0.28 4.08 ± 2.72
ON OFF65
AB
B70881
1 21 2 3 4 5 A
B
72±38
± SEATSEAT HEATER SYSTEM
AVENSIS REPAIR MANUAL (RM1018E)
2. RH side:
INSPECT SEAT HEATER SWITCH
(a) Check the seat heater switch resistance.
Tester ConnectionSwitch PositionSpecified Condition
OFF10 kor higher
B±2 ± A±1ON
(Minimum ± Maximum)Below 1 
OFF10 kor higher
B±2 ± A±2ON
(Minimum ± Maximum)Refer to illustration
If the continuity is not as specified, replace the switch.
(b) Turn the seat heater switch ON and check the seat heater
switch indicator illuminates.
Tester ConnectionSpecified Condition
Battery positive voltageB±2
Battery negative voltageB±5Illuminates
If the result is not as specified, replace the switch.
(c) Check the seat heater switch indicator illuminates.
Tester ConnectionSpecified Condition
Battery positive voltageB±1
Battery negative voltageB±5Illuminates
If the result is not as specified, replace the switch or bulb.