TOYOTA AVENSIS 2003 Service Repair Manual

D31004
Inscribed Mark
R08702
Vernier Calipers
F08480
SST(s)
Oil Seal

D30334
Vinyl Tape
±
POWER STEERING VANE PUMP ASSY (AZ Series)
51±13
AVENSIS REPAIR MANUAL (RM1018E)
If necessary, replace the flow control valve assy with the one
having the same letter as inscribed on the housing sub±assy
front.
Inscribed mark: A, B, C, D, E or F
HINT:
There are 6 different marks for flow control valve assy.
MarkPart number
A44330±05130
B44330±05140
C44330±05150
D44330±05160
E44330±05170
F44330±05180
21. INSPECT FLOW CONTROL VALVE COMPRESSION SPRING
(a) Using vernier calipers, measure the free length of the compression spring.
Minimum free length: 36.9 mm ( 1.453 in.)
If it is less than the minimum, replace the compression spring.
22. INSPECT PRESSURE PORT UNION SUB±ASSY
(a) If the union seat in the pressure port union sub±assy is remarkably damaged, it may cause flui\
d leak- age. Replace the pressure port union sub±assy.
23. INSTALL VANE PUMP HOUSING OIL SEAL
(a) Coat a new housing oil seal lip with power steering fluid.
(b) Using SST(s) and a press, install a new housing oil seal.SST 09950±60010 (09951±00280), 09950±70010
(09951±07100)
NOTICE:
Make sure that the oil seal is installed facing in the correct
direction.
24. INSTALL W/PULLEY SHAFT SUB±ASSY
(a) Coat inside bushing surface of the housing sub±assy front with power steering fluid.
(b) Gradually insert the w/pulley shaft sub±assy.
NOTICE:
Do not damage the oil seal lip.
HINT:
Tape the shaft before inserting.
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C65369
C65368
F08482
Housing
Sub±assy Front
Side Plate Front
F08483
Inscribed Mark
C95038
51±14
±
POWER STEERING VANE PUMP ASSY (AZ Series)
AVENSIS REPAIR MANUAL (RM1018E)
25. INSTALL VANE PUMP SIDE PLATE FRONT
(a) Coat a new O±ring with power steering fluid and install it into the housing sub±assy front.
(b) Coat a new O±ring with power steering fluid and install it onto the side plate front.
(c) Align the dent of the side plate front with that of the hous- ing sub±assy front, and install the side plate front.
NOTICE:
Make sure that the side plate front is installed facing in the
correct direction.
26. INSTALL VANE PUMP CAM RING
(a) Align the dent of the cam ring with that of the side plate front, and install the cam ring with the inscribed mark fac-
ing upward.
27. INSTALL VANE PUMP ROTOR
(a) Install the vane pump rotor.
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D30335
Inward
Outward

D30336
C70126
C53369
Service Bolt
±
POWER STEERING VANE PUMP ASSY (AZ Series)
51±15
AVENSIS REPAIR MANUAL (RM1018E)
(b) Coat 10 vane pump plates with power steering fluid.
(c) Install the vane pump plates with the round end facing
outward.
28. INSTALL VANE PUMP SHAFT SNAP RING
(a) Using a screwdriver and a snap ring expander, install a new snap ring to the w/pulley shaft sub±assy.
29. INSTALL VANE PUMP HOUSING SUB±ASSY REAR
(a) Coat a new O±ring with power steering fluid and install it onto the housing sub±assy rear.
(b) Align the straight pin of the housing sub±assy rear with the dents of the cam ring, side plate front and housing
sub±assy front, and install the vane pump housing sub±
assy rear with the 4 bolts.
Torque: 22 N
m (224 kgf
cm, 16 ft
lbf)
30. INSPECT PRELOAD
(a) Check that the pump rotates smoothly without abnormal noise.
(b) Temporarily install the service bolt.
Recommended service bolt:
Thread diameter: 10 mm (0.39 in.)
Thread pitch: 1.25 mm (0.0492 in.)
Bolt length: 50 mm (1.97 in.)
(c) Using a torque wrench, check the pump rotating torque. Rotating torque:
0.27 N
m (2.8 kgf
cm, 2.4 ft
lbf) or less
If the rotating torque is not as specified, check the housing oil
seal.
31. INSTALL POWER STEERING OIL PRESSURE SWITCH
(a) Coat a new O±ring with power steering fluid and install it to the oil\
pressure switch.
(b) Install the oil pressure switch onto the vane pump assy. Torque: 21 N
m (214 kgf
cm, 15 ft
lbf)
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F42475
F40330
A
SST(s)
BFulcrum Length
F41596
Pressure Feed
Tube Assy
Stopper
51±16
±
POWER STEERING VANE PUMP ASSY (AZ Series)
AVENSIS REPAIR MANUAL (RM1018E)
32. INSTALL FLOW CONTROL VALVE ASSY
(a) Coat the compression spring and the flow control valve assy with power steering fluid.
(b) Install the compression spring and the flow control valve assy.
(c) Coat a new O±ring with power steering fluid and install it onto the pressure port union sub±assy.
(d) Install the pressure port union sub±assy. Torque: 69 N
m (704 kgf
cm, 51 ft
lbf)
33. INSTALL POWER STEERING SUCTION PORT UNION
(a) Coat a new O±ring with power steering fluid, and install it to the su\
ction port union.
(b) Install the suction port union with the bolt. Torque: 12 N
m (122 kgf
cm, 9 ft
lbf)
34. INSTALL PUMP BRACKET REAR
(a) Install the vane pump bracket rear with the bolt. Torque: 44 N
m (449 kgf
cm, 32 ft
lbf)
HINT:
Make sure that the stopper of the bracket touches the vane pump body, then torque the bolt.
35. INSTALL VANE PUMP ASSY
(a) Temporarily tighten the bolt A to the vane pump assy.
(b) Install the vane pump assy and the bolt B.Torque: 37 N
m (377 kgf
cm, 27 ft
lbf)
(c) Using SST(s) and a deep socket (14 mm), tighten the bolt
A.
SST 09249±63010
Torque: 26 N
m (264 kgf
cm, 19 ft
lbf)
HINT:

Use a torque wrench with a fulcrum length of 345 mm
(13.58 in.).

This torque value is effective when SST(s) is parallel to a
torque wrench.
(d) Connect the connector to the oil pressure switch.
36. CONNECT PRESSURE FEED TUBE ASSY
(a) Install the pressure feed tube assy and gasket to the vane pump assy with the union bolt.
HINT:
Make sure the stopper of the pressure feed tube assy touches
the pump housing front as shown in the illustration.
(b) Using a spanner (27 mm) to hold the pressure port union, torque the union bolt.
Torque: 52 N
m (525 kgf
cm, 38 ft
lbf)
(c) Install the pressure feed tube assy with bolt to the pump bracket rear.
Torque: 8.0 N
m (82 kgf
cm, 71 in.
lbf)
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±
POWER STEERING VANE PUMP ASSY (AZ Series)
51±17
AVENSIS REPAIR MANUAL (RM1018E)
37. CONNECT OIL RESERVOIR TO PUMP HOSE NO.1
(a) Connect the oil reservoir to pump hose No.1 with the clip.
NOTICE:
Take care not to spill fluid on the V belt.
38. INSTALL FAN AND GENERATOR V BELT
1AZ±FE: (See page 14±105)
1AZ±FSE: (See page 14±185)
39. INSTALL ENGINE UNDER COVER RH
40. INSTALL FRONT WHEEL RH Torque: 103 N
m (1,050 kgf
cm, 76 ft
lbf)
41.ADD POWER STEERING FLUID (See page 51±4)
42.BLEED POWER STEERING FLUID (See page 51±4)
43.CHECK POWER STEERING FULUID LEVEL IN RESERVER (See page 51±4)
44. INSPECT FLUID LEAK
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550YT±01
I35273
Manual A/C:Heater Control HousingAir Conditioning Control Assy
Air Conditioning Control Bulb Heater Control Housing Sub±assy
Heater Control Lens Assy
Heater Control Housing Heater Control Knob No.2
Heater Control Knob No.3 Heater Control Knob
Cooler Wire No.1
Air Conditioning Panel Sub±assy
55±48
±
HEATER & AIR CONDITIONER AIR CONDITIONING CONTROL ASSY
AVENSIS REPAIR MANUAL (RM1018E)
AIR CONDITIONING CONTROL ASSY
COMPONENTS
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I35274
Auto A/C:Air Conditioning Control Assy
Cooler Wire No.1
Heater Control Housing
Control Knob Sub±assy
Air Conditioning Panel Sub±assy
±
HEATER & AIR CONDITIONER AIR CONDITIONING CONTROL ASSY
55±49
AVENSIS REPAIR MANUAL (RM1018E)
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550YU±01
I37428
I352826 Claws
I352864 Claws
55±50
±
HEATER & AIR CONDITIONER AIR CONDITIONING CONTROL ASSY
AVENSIS REPAIR MANUAL (RM1018E)
OVERHAUL
HINT:
COMPONENTS: See page 55±48
1.REMOVE INSTRUMENT CLUSTER FINISH PANEL GARNISH NO.2 (See page 71±11)
2.REMOVE INSTRUMENT PANEL REGISTER ASSY CTR (See page 71±11)
3.REMOVE CONSOLE PANEL SUB±ASSY UPPER (See page 71±11)
4.REMOVE RADIO RECEIVER ASSEMBLY W/BRACKET (See page 67±5)
5.REMOVE RADIO BRACKET NO.1 (See page 67±5)
6.REMOVE RADIO BRACKET NO.2 (See page 67±5) 7. REMOVE AIR CONDITIONING CONTROL ASSY
(a) Remove the air conditioning control assy as shown in theillustration.
8. REMOVE AIR CONDITIONING PANEL SUB±ASSY
(a) Remove the 4 screws.
(b) Manual A/C: Release the 6 claw fittings and disconnect the air condi-
tioning panel sub±assy.
(c) Auto A/C: Release the 4 claw fittings and disconnect the air condi-
tioning panel sub±assy.
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I35287
Auto A/C:
I35283
Manual A/C:
I35284
I35285
±
HEATER & AIR CONDITIONER AIR CONDITIONING CONTROL ASSY
55±51
AVENSIS REPAIR MANUAL (RM1018E)
(d) Disconnect the cooler wire No.1 as shown in the illustra-
tion.
9. REMOVE HEATER CONTROL KNOB NO.3 (MANUAL AIR CONDITIONING)
10. REMOVE CONTROL KNOB SUB±ASSY (AUTO AIR CONDITIONING)
11. REMOVE HEATER CONTROL KNOB (MANUAL AIR CONDITIONING)
12. REMOVE HEATER CONTROL KNOB NO.2 (MANUAL AIR CONDITIONING) 13. REMOVE HEATER CONTROL HOUSING (MANUALAIR CONDITIONING)
(a) Release the 4 claw fittings and remove the 4 screws and the heater control housing.
14. REMOVE HEATER CONTROL LENS ASSY (MANUAL AIR CONDITIONING)
15. REMOVE HEATER CONTROL LENS ASSY (MANUAL AIR CONDITIONING)
16. REMOVE HEATER CONTROL LENS ASSY (MANUAL AIR CONDITIONING) 17. REMOVE AIR CONDITIONING CONTROL BULB(MANUAL AIR CONDITIONING)
(a) Remove the 4 air conditioning control bulbs.
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\b\bI35833
Manual A/C:
Auto A/C:
\b
\bI35834
Manual A/C:
Auto A/C:
55±52
±
HEATER & AIR CONDITIONER AIR CONDITIONING CONTROL ASSY
AVENSIS REPAIR MANUAL (RM1018E)
18. REMOVE HEATER CONTROL HOUSING SUB±ASSY (MANUAL AIR CONDITIONING) 19. REMOVE HEATER CONTROL HOUSING
(a) Remove the 4 screws and the heater control housing.
20. REMOVE COOLER WIRE NO.1
(a) Remove the cooler wire No.1 as shown in the illustration.
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