Condition
| Causes
|
Groaning or Growling Noise in the Steering Pump
|
• | Grounded power steering lines |
• | A scored pressure plate, thrust plate or rotor |
• | A low pressure relief reservoir cap |
• | Restricted fluid lines (high back pressure) |
• | Air ingestion in the return line |
• | A damaged flow control valve |
• | Loose pump mounting bolts |
|
Rattle Noise in the Steering Pump
|
|
Swishing Noise in the Steering Pump
| A damaged
flow control valve
|
Whining Noise in the Steering Pump
|
• | A scored pump shaft bearing |
• | A scored pressure plate or thrust plate |
|