Isuzu D-Max / Isuzu Rodeo (TFR/TFS). Manual — part 2047
3B-78 STEERING
3. STEERING PULLS TO ONE SIDE OR THE OTHER
Checkpoint
Trouble Cause
Countermeasure
Brakes
Front wheel alignment
Shock absorbers
Tires and disc wheels
Refer to Section 05A "BRAKE
VACUUM ASSISTED
HYDRAULIC TYPE"
Correct the front wheel
alignment
Replace the shock absorbers
Correct the tire balance
Replace the disc wheel
One wheel dragging
Front wheels out of alignment
Faulty shock absorbers
Unbalanced tires
Deformed disc wheel(s)
Wheel bearings
Correct or replace
Inflate all the tires to the
specified pressure
Incorrect preload or damage
Tires unevenly inflated
OK
OK
OK
OK
NG
NG
NG
NG
NG
NG
OK
OK
Tire inflation pressure
Steering shaft end play
Adjust the end play
Excessive end play
NG
STEERING 3B-79
4. STEERING WANDER (EXCESSIVE PLAY OR LOOSENESS)
Checkpoint
Trouble Cause
Countermeasure
Steering shaft universal joint
Steering wheel and shaft
Front wheel alignment (Toe-
in)
Oil level in the reservoir
(Power steering only)
Tighten the bolts to the
specified torque
Tighten the lock nut to the
specified torque
Correct the front wheel
alignment
(Adjust the toe-in)
Replenish the oil
Universal joint bolts loose
Steering wheel lock nut loose
Front wheels out of alignment
(Toe-in out of adjustment)
Insufficient oil
Manual or power steering unit
Tighten the steering unit bolts
to the specified torque
Replace the tires and check
the wheel alignment
Steering unit mounting loose
Tires badly worn
Rounded tire edges
OK
OK
OK
OK
OK
NG
NG
NG
NG
NG
NG
OK
OK
Tires
Continued on the next page
Steering linkage joint ball nut
Tighten the nut to the
specified torque
Joint ball nut loose
NG
3B-80 STEERING
Checkpoint
Trouble Cause
Countermeasure
Worm shaft bearing preload
Front wheel bearings
Adjust the preload
Replace the bearings or adjust
the preload
Preload improperly adjusted
Bearings excessively worn or
preload incorrectly adjusted
Hydraulic system (Power
steering only)
Air bleeding
Tighten the nut to the
specified torque
Air in the hydraulic system
Pitman arm nut loose
OK
NG
NG
NG
NG
OK
OK
Pitman arm and sector shaft
Continued from the previous page
STEERING 3B-81
5. MOMENTARY INCREASE IN STEERING EFFORT WHEN THE STEERING
WHEEL IS TURNED QUICKLY TO ONE SIDE OR THE OTHER
(POWER STEERING ONLY)
Checkpoint
Trouble Cause
Countermeasure
Oil pump
(Power steering only)
Repair or replace the oil pump
Oil pump internal leakage
Replenish the oil
Insufficient oil
NG
NG
OK
Oil level in the reservoir
(Power steering only)
6. STEERING WHEEL SURGE OR JERK WHEN PARKING THE VEHICLE
(POWER STEERING ONLY)
Checkpoint
Trouble Cause
Countermeasure
Oil pump pressure
Adjust the pressure and/or
replace the relief valve
Pressure too low
Replenish the oil
Insufficient oil
NG
NG
OK
Oil level in the reservoir
(Power steering only)
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