how to fix power steering fluid leak in Toyota Corolla E170 (2013-2019)

Solution

1. Preparation

• Gather tools and parts required for the repair.
• Ensure the vehicle is parked on a level surface and the engine is off.
• Disconnect the battery to prevent electrical issues during repairs.

2. Identify the Leak Source

• Sub-steps:
  1. Clean the area around the power steering pump, reservoir, and hoses with a degreaser to remove old fluid.
  2. Start the engine and turn the steering wheel from lock to lock while observing for leaks.
  3. Mark the leak location for repairs.

3. Replace Leaking Components

• Sub-steps:
  1. If the leak is from a hose, use a socket set to disconnect the damaged hose from the power steering pump and steering rack.
  2. Install a new power steering hose, ensuring proper routing and secure connections.
  3. If the leak is from the power steering pump, remove it by loosening the mounting bolts and disconnecting the fluid lines.
  4. Install the new power steering pump, tightening bolts to the manufacturer’s specifications (typically around 15-20 ft-lbs).
  5. Reattach fluid lines to the new pump.

4. Refill Power Steering Fluid

• Sub-steps:
  1. Locate the power steering fluid reservoir and remove the cap.
  2. Fill the reservoir with the manufacturer-recommended power steering fluid (typically Toyota PSF-3 or equivalent).
  3. Replace the cap securely.

5. Bleed the Power Steering System

• Sub-steps:
  1. Start the engine and turn the steering wheel from lock to lock several times to remove air bubbles.
  2. Check the fluid level and add more fluid if necessary, ensuring it remains at the correct level.