April 2019
– Issue 4
Page
40
of
48
7A.2 - Rear Axle and Propeller / Tail Shaft
Fault
Possible causes
Trouble shooting
Noise or
vibrations from
transmission or
drivetrain
Failed or dry propeller shaft universal joints
Inspect and lubricate grease nipples of propeller
shaft – replace joints if any freeplay is found
Low oil level in transmission or rear axle
Check oil levels and top-up as necessary
Loose bolts on propeller shaft coupling flange
Re-tension fasteners of propeller shaft coupling
flanges
Propeller shaft universal joints not in phase
Check propeller shaft has been phased correctly.
If not, rectify
Air conditioning belt ‘anti-slap’ tensioner failed
bearings
Check tensioner for failed bearings and ensure
there is at ;east a 5mm gap between the belts
and pulley roller
Loose or collapsed engine or transmission
mountings
Tighten or replace mountings
Metal to metal contact causing a ‘drumming’ noise
through the cabin
Inspect mountings such as engine, transmission,
exhaust, engine fan and air-conditioning
compressor for areas of contact
Worn, loose or damaged rear sway bar bushes
Check and replace bushes as required or tighten
fasteners
7A.3 - Steering:
Fault
Possible causes
Trouble shooting
Steering still /
noisy and / or
not self -
centering after
turning
Low tyre pressure
Check tyre pressure and adjust as required
Lack of lubrication in king-pins and steering ball
joints
Raise the front axle onto stands ensuring the
king-pins have no load on them. Grease the king
pins and steering ball joints
Lack of power steering oil
Check oil level in reservoir is sufficient
Steering shaft universal joints seized on shaft from
steering wheel or shaft to steering box
Inspect universal joints and replace if failed
Failed steering pump
Replace steering pump
Stiff or seized tie rods ends
Replace tie rod ends
Loose fasteners on tie rod ends, drag link or steering
box
Check and re-tension if necessary
Steering wheel
not centralized
or too much
free-play
Wheel alignment incorrect
Reset wheel alignment
Worn tie rod ends or damage to the steering link
Check steering system for damage or wear and
repair as necessary
Loose nuts on tie rod ends or drag link
Check and re-tension as necessary
Loose steering wheel retaining nut
Re-tension nut
Owner’s Manual