wheel ISUZU KB P190 2007 Workshop Manual PDF
[x] Cancel search | Manufacturer: ISUZU, Model Year: 2007, Model line: KB P190, Model: ISUZU KB P190 2007Pages: 6020, PDF Size: 70.23 MB
Page 375 of 6020
3C-54 FRONT SUSPENSION
TROUBLESHOOTING
1. VIBRATION, SHOCK, AND SHIMMY OF STEERING WHEEL
Checkpoint Problem Countermeasure
Check front axle
Check wheel alignment
Check suspension ball joint
Check shock absorber or
attaching nut and bolt
Replace
Adjust
Replace
Replace or retighten
Check steering unit and
linkage
Faulty
Worn
Malfunction or loose
Check upper and lower link
bushings
Replace
Adjust
Worn
Incorrect
OK
OK
OK
NG
NG
NG
NG
NG
NG
OK
OK
Check vehicle trim height
• Improperly adjusted or worn front
wheel bearing.
• W orn or incorrectly adjusted wheel
bearing.
Replace; refer to Section 4C "Front
Wheel Drive"
• Insufficiently tightened steering
gear housing.
• W ear of steering linkage.
• Excessive backlash due to
improper adjustment of the steering
gear box.
• W orn column bearing, weakened
column bearing spring, or loose
clamp.
Replace; refer to Section 3B
"Steering"
• Improper tire pressure.
• Imbalance and deformation of frond
wheel.
• Unevenly worn tire or insufficient
tightening of wheel nuts.
Replace; refer to Section 3E "Wheel
and Tires"
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ISUZU KB P190 2007
Page 376 of 6020
FRONT SUSPENSION 3C-55
2. VEHICLE PULLS TO RIGHT OR LEFT
Checkpoint Problem Countermeasure
Steering linkage, and upper
and lower link
Rubber bushing for upper and
lower link
W heel alignment
Vehicle trim height
Replace
Replace
Adjust
Adjust
Deformed
Worn
Incorrect
Incorrect
Brake adjustment (binding)
Adjust
Replace
Incorrect
Collapsed or break (4 ×2
Except high ride suspension)
Collapsed or twisted (4 ×4, 4 ×2
High ride suspension)
Continued on the next page OK
OK
OK
OK
NG
NG
NG
NG
NG
NG
OK
OK Coil spring (4
×2 Except high
ride suspension)
Torsion bar (4 ×4, 4 ×2 High
ride suspension)
Front wheel bearing
Adjust or replace
Incorrect adjustment or
abrasion
NG
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ISUZU KB P190 2007
Page 377 of 6020
3C-56 FRONT SUSPENSION
Checkpoint Problem Countermeasure
Tire tread (right and left)
Replace (tire)
Difference in wear and tear
Adjust or tighten
Improper or instufficient
tightening
NG
NG
OK
Tire pressure or wheel nuts
Continued from the previous page
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ISUZU KB P190 2007
Page 378 of 6020
FRONT SUSPENSION 3C-57
3. INSTABILITY OF VEHICLE
Checkpoint Problem Countermeasure
Tire pressure
W heel alignment
Rubber bushings for upper
and lower links. (4 × 2 Except
high ride suspension)
Adjust
Adjust
Replace
Incorrect
Incorrect
Worn
Steering linkage and upper
and lower links
Replace
Adjust
W orn or deformed
Incorrect
OK
OK
OK
NG
NG
NG
NG
NG
OK
OK
Vehicle trim height
Road wheel
Adjust
Deformed or unbalanced
NG
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ISUZU KB P190 2007
Page 379 of 6020
3C-58 FRONT SUSPENSION
4. STIFF STEERING WHEEL
Checkpoint Problem Countermeasure
Steering gear box or steering
linkage
Steering linkage
Steering gear
W heel alignment
Replace the part
Replace
Replace
Adjust
Insufficient lubricants or
impurities present; or
excessively worn
Deformed
W orn or damaged
Incorrect
Replace
Stiff or damaged or lack of
grease
OK
OK
OK
OK
OK
NG
NG
NG
NG
NG
OK
Upper and ball joint
Steering column with turn
signal switch
Replace
Interference abrasion
NG
Tire pressure
Adjust
Improper
NG
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ISUZU KB P190 2007
Page 381 of 6020
3C-60 FRONT SUSPENSION
Checkpoint Problem Countermeasure
Steering linkage and steering
gearReplaceWorn
AdjustImproper
OK
NG
NG
OKTire pressure
Continued from the previous page
Steering unit fixing bolts and
linkageRetightenLoose
Adjust or replaceIncorrect adjustment or
abrasion
OK
NG
NG
OKFront wheel bearing
Lubricating oil and grease to
steering linkageReplaceInsufficient
NG
OK
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ISUZU KB P190 2007
Page 382 of 6020
FRONT SUSPENSION 3C-61
6. EXCESSIVE STEERING WHEEL PLAY
Checkpoint Problem Countermeasure
Front wheel bearing
Steering linkage
Adjust or replace
Replace
Incorrect adjustment or
abrasion
Worn
Replace
Worn
NG
NG
NG
OK
OK Upper, and lower links,
bushing (4 × 2 Except high
ride suspension)
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ISUZU KB P190 2007
Page 384 of 6020
FRONT SUSPENSION 3C-63
8. EXCESSIVELY OR PARTIALLY WORN TIRE
Checkpoint Problem Countermeasure
Brake adjustment
W heel alignment
Adjust
Adjust
Incorrect
Incorrect
Front wheel bearingReplace
Adjust
Faulty
Improper
OK NG
NG
NG
NG
OK
OKTire pressure
Tire rotationRotate tires at recomended
intervalsNot rotated
OK
NG
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ISUZU KB P190 2007
Page 405 of 6020
WHEELS AND TIRES 3E-1
SECTION 3E
WHEELS AND TIRES
TABLE OF CONTENTS
PAGE
Main Data and Specifications ........................................................................................... 3E- 2
Torque Specifications ....................................................................................................... 3E- 3
Special Parts Fixing Nuts and Bolts ........................................................................... 3E- 3
Wheels and Tires ............................................................................................................... 3E- 4
General Description...................................................................................................... 3E- 4
Servicing...................................................................................................................... .. 3E- 6
Disassembly and Reassembly..................................................................................... 3E- 7
Inspection and Repair .................................................................................................. 3E- 8
Troubleshooting ................................................................................................................ 3E- 10
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ISUZU KB P190 2007
Page 406 of 6020
3E-2 WHEELS AND TIRES
MAIN DATA AND SPECIFICATIONS
Tire Size and Pressure
Model 4×
××
×
2 Except High Ride Suspension 4×
××
×
2 High Ride Suspension, 4 ×
××
×
4
Tire Size
W heel Size
195R14C
8PR 106/104Q
14 x 5.5JJ
215/70R15C
106/104S
15 x 6.5JJ
225/75R15C
110/108S
15 x 6.5JJ
245/70R16
111S
16 x 7JJ
Tire Pressure
Front kPa (kgf/cm2/psi)
Rear kPa (kgf/cm2/psi) 245 (2.5/36)
441 (4.5/64) 221 (2.25/32)
368 (3.75/53) 221 (2.25/32)
319 (3.25/46) 200 (2.0/28)
270 (2.8/40)
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ISUZU KB P190 2007