Ford Falcon. Manual — part 89

211-02-9 Power

Steering 211-02-9

DIAGNOSIS AND TESTING (Continued)

Condition

Source

Action

Momentary increase in effort when

Low oil level in pump

Remove/Repair as required

Pump belt slipping

turning wheel fast to right or left.

High internal leakage. Valve or gear
cylinder

Steering wheel surges or jerks when

Low oil level

Remove/Repair as required

turning with engine running, especially

Loose pump belt
Insufficient pump pressure

during parking

Sticky flow control valve

Hard steering or lack of assist,

Loose pump belt

Remove/Repair as required

Low oil level in reservoir.

especially in parking

Steering gear to column misalignment
Tires not properly inflated

NOTE: If checks 1 through 4 do not

reveal cause of hard steering, follow
the Power Steering Test Procedure.

Further possible causes could be:

Sticky flow control valve
Insufficient pump pressure output
Excessive internal pump leakage
Excessive internal system
leakage

Foaming milky power steering fluid,

Air in the fluid, and loss of fluid due to

Remove/Repair as required

low fluid level and possible low

internal pump leakage causing

pressure

overflow.

Flow-control valve stuck or inoperative

Low pressure from steering pump

Remove/Repair as required

Pressure plate not flat against pump
ring
Extreme wear of pump ring and vanes
Scored pressure plate, thrust plate or
rotor
Vanes not installed properly
Vanes sticking in rotor slots
Cracked or broken thrust or pressure
plate

Power Steering Pump (V8) Symptom Chart

Condition

Source

Action

Power Steering Fluid Level Low Leak

Jerky

Steering

Remove/Repair as required

Glazed, Loose or Broken Power
Steering Pump Belt
Air in Power Steering System
Binding Front Suspension Ball Joints
or Steering Linkage
Loose, Worn, or Damaged Steering
Linkage or Connections
Loose Steering Gear Mountings
Incorrect Steering Gear Adjustment
Incorrect Brake Adjustment
Incorrect Front Wheel Bearing
Adjustment
Wheel Out of Balance
Obstruction Within Steering Gear

Loose, Worn, or Damaged Steering

Loose

Steering

Remove/Repair as required

Linkage or Connections
Loose Steering Gear Mountings
Incorrect Steering Gear Adjustment
Incorrect Front Wheel Bearing
Adjustment

G37362 en

211-02-10 Power

Steering 211-02-10

DIAGNOSIS AND TESTING (Continued)

Condition

Source

Action

Hard Steering and/ or Loss of Power

Incorrect Tyre Pressure

Remove/Repair as required

Tyre Sizes Not Uniform

Assist

Power Steering Fluid Level Low Leak
Glazed, Loose or Broken Power
Steering Pump Belt
Lack of Lubrication
Air in Power Steering System
Obstruction in Power Steering Lines
Binding Front Suspension Ball Joints
or Steering Linkage
Insufficient Steering Pump Pressure
Incorrect Steering Gear Adjustment
Incorrect Front Wheel Alignment
Excessive Wear of Steering Pump
Internal Parts
Steering Gear Valve Sleeve or Seals
Worn
Obstruction Within Steering Gear

Incorrect Tyre Pressure

Hard Turning When Stationary

Remove/Repair as required

Tyre Sizes Not Uniform
Power Steering Fluid Level Low Leak
Glazed, Loose or Broken Power
Steering Pump Belt
Lack of Lubrication
Obstruction in Power Steering Lines
Binding Front Suspension Ball Joints
or Steering Linkage
Insufficient Steering Pump Pressure
Incorrect Steering Gear Adjustment
Steering Gear Valve Sleeve or Seals
Worn
Obstruction Within Steering Gear

Power Steering Fluid Level Low Leak

Steering and Suspension Noises

Remove/Repair as required

Sagging or Broken Spring
Glazed, Loose or Broken Power
Steering Pump Belt
Broken Rear Spring Tie Bolts (Wagon)
Lack of Lubrication
Air in Power Steering System
Obstruction in Power Steering Lines
Loose or Weak Shock Absorber
Loose or Worn Suspension Arm
Bushings
Binding Front Suspension Ball Joints
or Steering Linkage
Loose, Worn, or Damaged Steering
Linkage or Connections
Loose Steering Gear Mountings
Incorrect Steering Gear Adjustment
Incorrect Brake Adjustment
Incorrect Front Wheel Bearing
Adjustment
Incorrect Front Wheel Alignment
Bent Rear Axle Housing
Excessive Wear of Steering Pump
Internal Parts

G37362 en

211-02-11 Power

Steering 211-02-11

DIAGNOSIS AND TESTING (Continued)

Condition

Source

Action

Incorrect Tyre Pressure

Shimmy or Wheel Tramp

Remove/Repair as required

Broken Rear Spring Tie Bolts (Wagon)
Air in Power Steering System
Loose or Weak Shock Absorber
Loose or Worn Suspension Arm
Bushings
Loose, Worn, or Damaged Steering
Linkage or Connections
Loose Steering Gear Mountings
Incorrect Steering Gear Adjustment
Incorrect Front Wheel Bearing
Adjustment
Wheel Out of Balance
Incorrect Front Wheel Alignment
Out-of-Round Wheel

Incorrect Tyre Pressure

Pull to One Side

Remove/Repair as required

Tyre Sizes Not Uniform
Overloaded or Unevenly Loaded
Vehicle
Sagging or Broken Spring
Rear Spring Tie Bolt Off Centre
(Wagon)
Broken Rear Spring Tie Bolts (Wagon)
Rear Spring Front Hanger Mislocated
(Wagon)
Bent Spindle Arm
Bent Spindle
Loose or Worn Suspension Arm
Bushings
Incorrect Brake Adjustment
Incorrect Front Wheel Bearing
Adjustment
Incorrect Front Wheel Alignment
Frame or Underbody Out of Alignment
Bent Rear Axle Housing
Steering Gear Valve Sleeve or Seals
Worn

Incorrect Tyre Pressure

Side- to- side Wander

Remove/Repair as required

Tyre Sizes Not Uniform
Overloaded or Unevenly Loaded
Vehicle
Sagging or Broken Spring
Broken Rear Spring Tie Bolts (Wagon)
Bent Spindle Arm
Bent Spindle
Loose or Weak Shock Absorber
Loose or Worn Suspension Arm
Bushings
Loose, Worn, or Damaged Steering
Linkage or Connections
Loose Steering Gear Mountings
Incorrect Steering Gear Adjustment
Incorrect Front Wheel Bearing
Adjustment
Incorrect Front Wheel Alignment

Incorrect Tyre Pressure

Body Sway or Roll

Remove/Repair as required

Sagging or Broken Spring
Broken Rear Spring Tie Bolts (Wagon)
Loose or Weak Shock Absorber
Incorrect Steering Gear Adjustment

Incorrect Tyre Pressure

Tyre Squeal on Turns

Remove/Repair as required

Tyre Sizes Not Uniform
Bent Spindle Arm
Bent Spindle
Loose, Worn, or Damaged Steering
Linkage or Connections
Incorrect Front Wheel Alignment

G37362 en

211-02-12 Power

Steering 211-02-12

DIAGNOSIS AND TESTING (Continued)

Condition

Source

Action

Incorrect Tyre Pressure

Binding or Poor Recovery

Remove/Repair as required

Lack of Lubrication
Binding Front Suspension Ball Joints
or Steering Linkage
Insufficient Steering Pump Pressure
Incorrect Steering Gear Adjustment
Incorrect Brake Adjustment
Incorrect Front Wheel Alignment
Steering Gear Valve Sleeve or Seals
Worn
Obstruction Within Steering Gear

Incorrect Tyre Pressure

Abnormal or Irregular Tyre Wear

Remove/Repair as required

Tyre Sizes Not Uniform
Overloaded or Unevenly Loaded
Vehicle
Sagging or Broken Spring
Rear Spring Tie Bolt Off Centre
(Wagon)
Broken Rear Spring Tie Bolts (Wagon)
Rear Spring Front Hanger Mislocated
(Wagon)
Bent Spindle Arm
Bent Spindle
Loose or Weak Shock Absorber
Loose or Worn Suspension Arm
Bushings
Loose, Worn, or Damaged Steering
Linkage or Connections
Incorrect Steering Gear Adjustment
Incorrect Brake Adjustment
Incorrect Front Wheel Bearing
Adjustment
Wheel Out of Balance
Incorrect Front Wheel Alignment
Out-of-Round Wheel
Frame or Underbody Out of Alignment
Bent Rear Axle Housing

Incorrect Tyre Pressure

Sag at One Wheel

Remove/Repair as required

Tyre Sizes Not Uniform
Overloaded or Unevenly Loaded
Vehicle
Sagging or Broken Spring
Loose or Worn Suspension Arm
Bushings

Incorrect Tyre Pressure

Hard or Rough Ride

Remove/Repair as required

Overloaded or Unevenly Loaded
Vehicle
Sagging or Broken Spring
Lack of Lubrication
Loose or Weak Shock Absorber
Loose or Worn Suspension Arm
Bushings
Binding Front Suspension Ball Joints
or Steering Linkage
Wheel Out of Balance
Out-of-Round Wheel

Rear Suspension Misalignment (Dog-

Rear Spring Tie Bolt Off Centre

Remove/Repair as required

(Wagon)

Tracking)

Broken Rear Spring Tie Bolts (Wagon)
Rear Spring Front Hanger Mislocated
(Wagon)
Loose or Worn Suspension Arm
Bushings
Frame or Underbody Out of Alignment
Bent Rear Axle Housing

G37362 en