Whine or Growl Noise from the Power Steering System
|
Whine or Growl Noise from the Power Steering System
|
Special Tools
CH-39570
Chassis Ear
For equivalent regional tools, refer to
Special Tools
.
Step
|
Action
|
Yes
|
No
|
1
|
Did you review the Power Steering System Description and Operation and perform the necessary inspections?
|
Go to
Step 2
|
Go to
Symptoms - Power Steering System
|
2
|
Verify that a whine or growl noise is present.
Is a whine or growl noise present?
|
Go to
Step 3
|
System OK
|
3
|
Inspect the power steering fluid for the following indications of contamination:
•
|
Debris in fluid - plastic or dirt
|
Is the fluid free of contamination?
|
Go to
Step 5
|
Go to
Step 4
|
4
|
Flush the power steering system. Refer to
Power Steering System Flushing
.
Did you complete the operation?
|
Go to
Step 11
|
Go to
Step 5
|
5
|
Use the
CH-39570
ear in order to inspect the steering gear for a whine or growl noise.
Is the noise present at the steering gear?
|
Go to
Step 8
|
Go to
Step 6
|
6
|
Use the
CH-39570
ear in order to inspect the power steering pump for a whine or growl noise.
Is the noise present at the power steering pump?
|
Go to
Step 9
|
Go to
Step 7
|
7
|
Use the
CH-39570
ear in order to inspect the power steering pipes and hoses for a whine or growl noise.
Is the noise present at the power steering pipes or hoses?
|
Go to
Step 10
|
Go to
Step 2
|
8
|
Replace the steering gear. Refer to
Steering Gear Replacement
.
Did you complete the repair?
|
Go to
Step 11
|
-
|
9
|
Replace the power steering pump. Refer to
Power Steering Pump Replacement (LAU)
Power Steering Pump Replacement (LF1)
.
Did you complete the repair?
|
Go to
Step 11
|
-
|
10
|
Adjust the routing of the power steering pipes or hoses.
Did you complete the repair?
|
Go to
Step 11
|
-
|
11
|
Operate the system in order to verify the repair.
Did you correct the condition?
|
System OK
|
Go to
Step 3
|