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Ref.: 3DWA - SM Ver.1.8
100
Sl.
No.
Error
Causes
Remedies
Mismatched tyre sizes.
Steering pull due to mixing of
Radial & Normal tyres and
cross ply
Both Front tyres must be of same size, same
design & should have approx. same amount
of thread wear
Incorrect Caster setting
Caster must be same on Front wheels
Check for worn out Control arm worn strut
rod bushings
Dragging brakes and car pulls
sideway
Check for corroded brake caliper piston and
misadjusted emergency brake cable
Power steering problem
Check for uneven Steering balance of Front
wheels in jacked up condition and run the
engine. The steering should not turn one
side due to leak in Control valve. Steering
effort should also be equal in both directions
Steering problem with tyre
Check for faulty tyre construction
2 Car wanders
Loose steering parts
Inspect Tie rod ends, Idler arm and steering
gear mountings
Worn out steering gear
Adjust if possible. Else replace it
Vehicle skids while applying
brake
Check for worn out strut or Control arm
bushings
Loose Wheel bearings
Remove the loose bearing and inspect for
damages. If so, replace it
3
Steering
wheel not
centered
Toe not adjusted equally
Make the length of Tie rods equal
Misaligned Rear axle
Check the rear axle alignment, worn out Rear
axle mountings, Sagging springs or collision
damage
Steering wheel not centered
If Toe is adjusted correctly and Rear axle
alignment is within specifications, check that
the Steering wheel has not been remounted
off centre. Remove the wheel and centre it
4
Other
symptoms
Tyre wear on outside shoulder
due to excve Camber
Inflate the tyre to recommended pressure
and adjust the Camber as per specifications
Tyre wear on inside shoulder
due to excessive
–ve Camber
Inflate the tyre to recommended pressure
and adjust the Camber as per specifications
Tyre wear on both shoulders
due to under inflated tyres
Check the tyre pressure is as per
recommended specifications
Saw tooth tyre wear due to too
much of Toe-in or Toe-out
Adjust the Toe as per specifications
Abnormal tyre wear due to
loose Steering system,
misaligned Front or Rear
wheels, defective suspension
system or car is overloaded
Correct the Steering system, align Front &
Rear wheels and correct the suspension
system. If necessary replace the parts
Hard steering due to low or
uneven Tyre pressure, more
positive Caster or tight
Steering system or defective
Power steering
Check & inflate the tyre as per recommended
pressure and adjust the Steering system or
replace the Power steering
Tyre squeal on turns due to
wrong Toe Out on Turn angle
from misaligned Tie rod, or
bent Steering arm. Low or
uneven tyre inflation
Align the Tie rod and adjust the Lock angle
and check the tyre pressure
Unstable at high Speed due to
incorrect Front or Rear Toe or
worn out steering components
Adjust the Toe or replace the worn out
steering components
Summary of Contents for Fox 3D Smart Mobile PT
Page 9: ...Ref 3DWA SM Ver 1 8 6 PIT DIMENSIONS Max Wheel base 3 2 4metre For VH model Fig 3...
Page 16: ...Ref 3DWA SM Ver 1 8 13 FOUR POST LIFT DIMENSIONS Max Wheel base 4 metre For VH model Fig 10...
Page 19: ...Ref 3DWA SM Ver 1 8 16 FOUR POST LIFT DIMENSIONS Max Wheel base 4metre For In Lift Fig 13...
Page 25: ...Ref 3DWA SM Ver 1 8 22 VH model 12 3 7 8 9 4 5 2 1 10 11 11 13 14 Fig 15...
Page 26: ...Ref 3DWA SM Ver 1 8 23 AVH model 12 3 7 8 9 4 5 2 1 11 13 14 6 Fig 16...
Page 69: ...Ref 3DWA SM Ver 1 8 66 For Drive Through model Fig 118...
Page 70: ...Ref 3DWA SM Ver 1 8 67 Fig 119...
Page 72: ...Ref 3DWA SM Ver 1 8 69 For Drive Through model Fig 121...
Page 73: ...Ref 3DWA SM Ver 1 8 70 For In Lift model 865 865 Fig 122...
Page 92: ...Ref 3DWA SM Ver 1 8 89 10 DIAGRAMS 10 1 BLOCK DIAGRAM Fig 154...
Page 93: ...Ref 3DWA SM Ver 1 8 90 10 2 WIRING DIAGRAM 10 2 1 PT VH MODEL Fig 155...
Page 94: ...Ref 3DWA SM Ver 1 8 91 Fig 156...
Page 95: ...Ref 3DWA SM Ver 1 8 92 10 2 2 AVH MODEL Fig 157...
Page 96: ...Ref 3DWA SM Ver 1 8 93 Fig 158...
Page 97: ...Ref 3DWA SM Ver 1 8 94 10 2 3 IN LIFT MODEL Fig 159...
Page 98: ...Ref 3DWA SM Ver 1 8 95 Fig 160...