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Home/Cars/Toyota/Camry/Eighth Generation (2018-present)/Why does my 2018 Toyota Camry make a hissing sound when I turn?

Why does my 2018 Toyota Camry make a hissing sound when I turn?

Toyota Camry Eighth Generation (2018-present)

Severity: mediumDifficulty: medium
3 min read
593 words

Problem Statement

Learn about the causes of a hissing sound when turning your 2018 Toyota Camry, including diagnostic steps and repair instructions.

Component
power steering system

Symptoms

  • •Hissing sound when turning the steering wheel.
  • •Possible difficulty in steering or increased steering effort.
  • •No warning lights on the dashboard.
  • •Sound may change with speed or steering angle.

Diagnostic Steps

  1. 1Check for any visible leaks around the power steering pump, hoses, and reservoir.
  2. 2Inspect suspension components such as ball joints, tie rods, and bushings for wear or damage.
  3. 3Check the power steering fluid level in the reservoir.
  4. 4Inspect the fluid quality; it should be clear and not brown or burnt.
  5. 5With the engine running, turn the steering wheel slowly from side to side to isolate the sound.
  6. 6Determine if the noise comes from the steering column, power steering pump, or suspension area.
  7. 7If the fluid is low, top it off and then turn the steering wheel left and right several times to bleed the system.

Solution

Problem Overview

A hissing sound when turning in a 2018 Toyota Camry can be indicative of several issues, primarily related to the power steering system or suspension components.

Tools Required

  • Power steering fluid
  • Funnel
  • Torque wrench
  • Jack and jack stands
  • Basic hand tools (ratchet set, wrenches)
  • Fluid catch pan
  • Screwdriver
  • Safety goggles

Repair Instructions

Step 1: Power Steering Fluid Level Check

  1. Locate the Power Steering Reservoir:

    • Open the hood and locate the power steering reservoir. It is typically near the engine on the driver's side.
  2. Check Fluid Level:

    • Remove the cap and check the fluid level against the markings on the reservoir. If low, add the manufacturer-recommended power steering fluid using a funnel.

Step 2: Inspect and Replace Power Steering Hoses

  1. Visual Inspection:

    • Inspect all power steering hoses for cracks or leaks. Pay close attention to connections and bends.
  2. Replace Damaged Hoses:

    • If a hose is damaged, use a wrench to disconnect it from the power steering pump and the rack and pinion assembly.
    • Install the new hose, ensuring it is securely tightened to prevent leaks.

Step 3: Bleed the Power Steering System

  1. Fill Reservoir:

    • Make sure the power steering reservoir is filled to the correct level with fluid.
  2. Bleed Air:

    • With the engine off, turn the steering wheel fully to the left and then to the right several times to push any air out.
    • Start the engine and repeat the process. Observe the fluid level and top off as necessary.

Step 4: Check Steering Components

  1. Lift the Vehicle:

    • Use a jack and jack stands to safely lift the front of the vehicle.
  2. Inspect Suspension Components:

    • Examine the tie rods, control arms, and bushings for wear. Look for any signs of damage or abnormal movement when the steering wheel is turned.
  3. Replace Worn Components:

    • If any components are worn, replace them using a torque wrench to ensure they are tightened to the manufacturer's specifications.

Conclusion

If, after performing the above steps, the hissing sound persists, it may be advisable to consult a professional technician as it could indicate a more complex issue within the power steering system or suspension. Additionally, a diagnostic scan may be necessary to check for any hidden electronic issues related to the steering system.

Verification

After completing the repair, verify that the issue has been resolved:

  • Test the affected component to ensure it functions correctly
  • Check for any error codes or warning lights
  • Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

  • •Follow the manufacturer's recommended maintenance schedule
  • •Address warning signs early before they develop into major issues
  • •Use quality parts and fluids recommended for your vehicle
  • •Keep detailed records of all repairs and maintenance

Tools & Equipment Required

  • Power steering fluid
  • Funnel
  • Torque wrench
  • Jack and jack stands
  • Basic hand tools (ratchet set, wrenches)
  • Fluid catch pan
  • Screwdriver
  • Safety goggles

Additional Information

Component

power steering system

Difficulty

medium

Severity

medium

Tools

8 items

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