Isuzu D-Max / Isuzu Rodeo (TFR/TFS). Manual — part 2028
3B-2 STEERING
PAGE
General Description. . . . . . . . . . . . . . . . . . . . . . . . 3B- 49
Repair Kit (C22, C20 Series Engine Model) . . . . . . . . . . . . . . .. 3B- 50
Repair Kit (4J Series Engine Model). . . . . . . . . . . . . . . . . .. 3B- 51
Removal and Installation (C22, C20 Series Engine Model) . . . . . . . . . 3B- 52
Removal and Installation (4J Series Engine Model) . . . . . . . . . . . 3B- 53
Removal and Installation (6VD1 Engine Model) . . . . . . . . . . . . ... 3B- 55
Disassembly (C22, C20 Series Engine Model) . . . . . . . . . . . ... 3B- 57
Inspection and Repair (C22, C20 Series Engine Model). . . . . . . . 3B- 59
Reassembly (C22, C20 Series Engine Model) . . . . . . . . . . . . 3B- 60
Disassembly and Reassembly (4J Series Engine Model) . . . . . . . . 3B- 63
Disassembly and Reassembly (6VD1 Engine Model) . . . . . . . . . 3B- 67
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3B- 72
Special Service Tool (C22, C20 Series Engine Model) . . . . . . . . . . . . ... 3B- 85
STEERING 3B-3
MAIN DATA AND SPECIFICATIONS
Manual steering
Power steering
Unit type
Recirculating ball
Integral, ball screw
Gear ratio
20.5 - 23.5
15.8:1
Sector shaft operating angle
degree
95
94
Starting torque
N
⋅
m (kgf
⋅
m/lb.ft)
0.064 - 1.07
(0.065 - 0.11/0.47 - 0.79)
0.59 - 0.88
(0.06 - 0.09/0.43 - 0.65)
Maximum oil pressure
kg/cm
2
(psi/kPa)
-
95
(1350 / 9300),
105 (1493/10297)
Oil pump type
-
Vane
Steering wheel - Diameter
mm (in.)
382 (15.04)
Steering wheel - Free play
mm (in.)
10 - 30 (0.394 - 1.181)
10 - 30 (0.394 - 1.181)
Oil
Gear oil GL-5 grade
Besco ATF
(DEXRON II or III)
* : 4J Series Engine Model
3B-4 STEERING
TORQUE SPECIFICATIONS
STANDARD BOLTS
The torque values given in the following table should be applied where a particular torque is not specified.
N
⋅
m (kgf
⋅
m / lb
⋅
ft)
4.8/4T
7T
8.8
9.8/9T
Refined
Non-Refined
-
M6
×
1.0
6 (0.6 / 52 lb
⋅
in)
7 (0.7 / 61 lb
⋅
in)
8 (0.8 / 69 lb
⋅
in)
-
M8
×
1.25
13 (1.3 113)
17 (1.7 / 12)
20 (2.0 /14)
24 (2.4 / 17)
M10
×
1.25
27 (2.8 / 20)
37 (3.8 / 27)
42 (4.3 / 31)
50 (5.1 / 37)
M12
×
1.25
61 (6.3 / 45)
76 (7.8 / 56)
87 (8.9 /64)
95 (9.7 / 70)
M14
×
1.5
96 (9.8 / 71)
116 (11.8 / 85)
133 (13.6 / 98)
142 (14.5 / 105)
M16
×
1.5
130 (13.3 / 96)
170 (17.3 / 125)
193 (19.7 / 143)
200 (20.4 / 148)
M18
×
1.5
188 (19.2 / 139)
244 (24.9 / 180 )
278 (28.3 / 205)
287 (29.3 / 212)
M20
×
1.5
258 (26.3 / 190
337 (34.4 / 249)
385 (39.3 / 284)
396 (40.4 / 292)
M22
×
1.5
332 (33.9 / 245)
453 (46.3 / 335)
517 (52.7 / 381)
530 (54.1 / 391)
M24
×
2.0
449 (45.8 / 331)
570 (58.2 / 421)
651 (66.3 / 480)
692 (70.6 / 511)
*M10
×
1.5
26 (2.7 / 20)
36 (3.7 / 27)
41 (4.2 / 30)
48 (4.9 / 35)
*M12
×
1.75
57 (5.8 / 42)
71 (7.2 / 52)
80 (8.2 / 59)
89 (9.1 / 66)
*M14
×
2.0
89 (9.1 / 66)
110 (11.2 / 81)
125 (12.7 / 92)
133 (13.6 / 98)
*M16
×
2.0
124 (12.7 / 92)
162 (16.5 / 119)
185 (18.9 / 137)
191 (19.5 / 141)
M6
×
1.0
7 (0.7 /61 lb
⋅
in)
8 (0.8 / 69 lb
⋅
in)
9 (0.9 / 78 lb
⋅
in)
M8
×
1.25
15 (1.5 / 11)
19 (1.9 / 14)
22 (2.2 / 16)
26 (2.7 / 20)
M10
×
1.25
31 (3.2 / 23)
41 (4.2 / 30)
47 (4.8 / 35)
56 (5.7 / 41)
M12
×
1.25
69 (0.7 / 51)
85 (8.7 / 63)
97 (9.9 / 72)
106 (10.8 / 78)
M14
×
1.5
104 (10.6 / 77)
126 (12.8 / 93)
144 (14.6 / 106)
154 (5.7 / 114)
M16
×
1.5
145 (14.8 / 127)
188 (.2 / 139)
214 (21.8 / 158)
221 (22.5 / 163)
M18
×
1.5
-
-
-
-
M20
×
1.5
-
-
-
-
M22
×
1.5
-
-
-
-
M24
×
2.0
-
-
-
-
*M10
×
1.5
30 (3.1 / 22)
40 (4.1 / 30)
46 (4.7 / 34)
54 (5.5 / 40)
*M12
×
1.75
64 (6.5 / 47)
78 (8.0 / 58)
89 (9.1 / 66)
99 (10.1 / 73)
*M14
×
2.0
97 (9.9 / 72)
119 (12.1 / 88)
135 (13.8 / 99.7)
144 (14.7 / 107)
*M16
×
2.0
137 (14.0 / 101)
178 (18.2 / 132)
203 (20.7 / 150)
210 (21.5 / 155)
The asterisk * indicates that the bolts are used for female-threaded parts that are made of soft materials such as
casting, etc.
FLARE NUTS
N
⋅
m (kgf
⋅
m / lb
⋅
ft)
Pipe diameter mm (in)
Torque
Pipe diameter mm (in)
Torque
4.76 (0.187)
16 (1.6 / 12)
10.00 (0.394)
54 (5.5 / 40)
6.35 (0.250)
26 (2.7 / 20)
12.00 (0.472)
88 (9.0 / 65)
8.00 (0.315)
44 (4.5 / 33)
15.00 (0.591)
106 (10.8 / 78)
Strength
Class
Bolt
Identifi-
cation
Bolt
Diameter
××××
Pitch (mm)
Standard
Hex.
Head Bolt
Flange
Bolt
STEERING 3B-5
SPECIAL PARTS FIXING NUTS AND BOLTS
STEERING COLUMN
N
⋅
m (kgf
⋅
m/Ib
⋅
ft)
STEERING UNIT
N
⋅
m (kgf
⋅
m/Ib
⋅
ft)
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