how to identify if the steering rack is faulty in Toyota Corolla E170 (2013-2019)?

Solution

1. Preparation

• Gather necessary tools and parts.
• Ensure the vehicle is parked on a flat, stable surface and the ignition is off.
• Disconnect the negative battery terminal to prevent electrical shocks.

2. Remove the Steering Rack

• Tools Required: Socket set, torque wrench, steering wheel puller.
• Sub-steps:
  1. Lift the vehicle using a jack and secure it on jack stands.
  2. Remove the front wheels for better access to the steering components.
  3. Detach the tie rods from the steering rack.
  4. Remove any brackets or bolts securing the steering rack to the subframe.
  5. Disconnect the power steering lines from the rack (be cautious of any residual fluid).
  6. Carefully slide the steering rack out of the vehicle.

3. Inspect and Replace

• Tools Required: Visual inspection tools, cleaning supplies.
• Sub-steps:
  1. Inspect the old steering rack for signs of wear, leaks, or damage.
  2. Clean the mounting area on the vehicle to ensure a proper seal with the new component.
  3. If necessary, replace the steering rack with a new or remanufactured unit.
  4. Reattach the power steering lines, ensuring they are securely tightened to prevent leaks.

4. Reinstall and Test

• Tools Required: Torque wrench.
• Sub-steps:
  1. Reinstall the steering rack into the vehicle.
  2. Securely fasten all bolts and brackets according to manufacturer torque specifications.
  3. Reconnect the tie rods to the new steering rack.
  4. Refill the power steering fluid to the appropriate level.
  5. Reattach the wheels and lower the vehicle back to the ground.

5. Final Checks

• Tools Required: None.
• Sub-steps:
  1. Reconnect the negative battery terminal.
  2. Start the engine and turn the steering wheel from lock to lock to bleed air from the system.
  3. Check for any leaks around the steering rack and fluid lines.
  4. Take the vehicle for a test drive to ensure proper steering function.