Datsun C210 series Manual page 361

POWER STEERING
Condition
Oil pressure does
not
build
up
Steering wheel
move
heavily
Steering
wheel fails
to
return
Heavy steering
during sharp turn
Steering effort is not
the
same
in both
directions
Unstable
runnirig
Noisy
pump
Steering System
Probable
cause
Pump
drive
belt
slipping
on
pulley
Pump malfunctioning
Oil
leaking through
hose
joints
Oil
leaking through
power
steering
Oil leaking
in
valve
Air
present
in
oil
Lack of oil in oil
pump
Air
present
in oil
Oil
pressure
too
low
Wheel
alignment
out
of
specifications
or
air
pressure in tires too
low
Steering gears
improperly
engaged
Steering column
out of
alignment
Idler
arm
dragging
Relief valve
malfunctioning
Oil passage obstructed
Refer
to items marked
above
Front
wheel
caster
improperly adjusted
Internal gears dragged
or
gouged
Air
present
in
oil
V
belt slippage
Low
engine
idle
speed
Oil
pump
malfunctioning
or
oil leakage
in
steering
gear
Oil
leakage
in
steering
gear
Stuffy
oil passage in
steering
gear
Wheel
bearing not properly
adjusted
Stuck
or
damaged
control valve in
steering
gear
Front
wheel alignment
not
properly
Excessive
steering
gear
play
Play
at
suspension
and
linkage
ball joint
Lack of oil in oil
pump
Hoses
or
oil ftlter
clogged
Loose pulley
Belt
noisy
or
slapping
Broken pump
part
ST 23
Corrective action
Readjust
belt tension
Replace
Replace
or
retighten
copper
washer
Replace
oil seal
Replace
gear
assembly
Bleed air
Refill
Bleed
air
See
Hydraulic
ystem check
Re
align
or
inflate tires to correct
pressure
Replace
gear
assembly
Repair
or
replace
Repair
or
replace
Replace
pump
assembly
Clean
Readjust
Replace
gear
assembly
Bleed air
Replace
gear
assembly
Readjust
Replace oil pump
or gear
assembly
Replace
gear
assembly
Replace
gear
assembly
Readjust
Replace
gear
as
embly
Readjust
Readjust
backlash
or
replace
gear
assembly
Replace
Refill
Clean
or
if
necessary
replace
Repair
Readju
t tension
Replace