Suzuki XL7 2007 Service Manual page 1789

Whine or Growl Noise from the Power Steering System
Step
Did you review the Power Steering System Description and
1 perform the necessary inspections?
Verify that a whine or growl noise is present.
2
Is a whine or growl noise present?
Inspect the power steering fluid for the following indications of
contamination:
• Milky fluid - water
3
• Brown Fluid - burnt
• Debris in fluid - plastic or dirt
Is the fluid free of contamination?
Flush the power steering system. Refer to "Power Steering
4 System Bleeding".
Did you complete the procedure?
Using the J 39570 Chassis Ear, inspect the power steering
5 gear for a whine or growl noise.
Is the noise present at the power steering gear?
Using the J 39570, inspect the power steering pump for a
6 whine or growl noise.
Is the noise present at the power steering pump?
Using the J 39570, inspect the power steering hoses for a
7 whine or growl noise.
Is the noise present at the power steering hoses?
Replace the power steering gear. Refer to "Steering Gear
8 Replacement".
Did you complete the repair?
Replace the power steering pump. Refer to "Power Steering
9 Pump Replacement".
Did you complete the repair?
Adjust the routing of the power steering hoses.
10
Did you complete the repair?
Operate the system in order to verify the repair.
11
Did you correct the condition?
Poor Return of Steering Wheel
Step
DEFINITION: After completing a turn, extra steering input is required for the steering wheel to return to center.
Did you review the General Description and perform the
1 necessary inspections?
Verify that poor return of the steering wheel is present.
2
Does the system operate normally?
1. Raise and support the vehicle. Refer to "Lifting and
Jacking the Vehicle: ".
2. Lubricate the tie rod ends and ball joints, if applicable.
3
3. Inspect the suspension system for worn or damaged
components.
4. Repair as necessary.
Did you find and correct the condition?
1. Rotate the steering wheel ONE revolution in both
directions.
4
2. Rotate the steering wheel back to the original position.
Was the steering wheel abnormally difficult to rotate in either
direction?
Action
Action
Power Assisted Steering System:
Yes
Go to "Symptoms -
Go to Step 2 Power Steering
Go to Step 3
Go to Step 5
Go to Step 11
Go to Step 8
Go to Step 9
Go to Step 10
Go to Step 11
Go to Step 11
Go to Step 11
System OK
Yes
Go to "Power Steering
Go to Step 2 System Description
and Operation"
System OK
Go to Step 12
Go to Step 5 Go to Step 10
6C-7
No
System"
System OK
Go to Step 4
Go to Step 5
Go to Step 6
Go to Step 7
Go to Step 2
—
—
—
Go to Step 3
No
Go to Step 3
Go to Step 4