my Honda Accord shakes when I brake, what could be causing this?

Honda Accord 9th Generation (2013-2017)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

494 words

⚠️ Safety Warning

This issue requires immediate attention. If you are not experienced with automotive repairs, consult a professional mechanic. Working on critical systems can be dangerous.

Problem Statement

Learn how to diagnose and fix shaking when braking in Honda Accord. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Brakes

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Ensure the vehicle is in 'Park' or in gear and the parking brake is engaged.
•Disconnect battery before working on electrical systems.
•Allow brake components to cool before handling.

Symptoms

•Shaking or vibrating sensation in the steering wheel when braking
•Pulsating brake pedal feel
•Uneven wear on brake pads or rotors
•Noise from the brakes (squeaking or grinding sounds)
•Vehicle pulling to one side during braking

Diagnostic Steps

1
Inspect brake rotors for warping by measuring thickness with a micrometer.
2
Check brake pads for uneven wear or damage.
3
Examine brake calipers for proper operation and any sticking.
4
Inspect suspension components (tie rods, ball joints) for wear or damage.
5
Check tire balance and alignment for proper specifications.

Solution

💡 Expert Tip

For complex repairs like this, consider taking photos at each step. This helps if you need to reverse a step or consult with a mechanic. Also, keep all removed parts organized - you may need to reference them during reassembly.

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

•jack
•jack stands
•lug wrench
•micrometer
•brake cleaner
•torque wrench

Parts Required

•Brake rotors (if warped)
•Brake pads (if worn)
•Calipers (if faulty)

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Diagnostic Steps

1
Inspect brake rotors for warping by measuring thickness with a micrometer.
2
Check brake pads for uneven wear or damage.
3
Examine brake calipers for proper operation and any sticking.
4
Inspect suspension components (tie rods, ball joints) for wear or damage.
5
Check tire balance and alignment for proper specifications.

Solution

1. Preparation

Gather tools and parts before starting. Ensure vehicle is parked on a flat surface.
Tools required: jack, jack stands, lug wrench, micrometer, brake cleaner, and torque wrench.
Safety warnings: Ensure the vehicle is in "Park" or in gear and the parking brake is engaged.

2. Remove Wheel

Use the lug wrench to loosen lug nuts on the affected wheel.
Raise the vehicle with a jack and support it with jack stands.
Remove the wheel to access the brake components.

3. Inspect and Replace Brake Components

Inspect Brake Rotors:
- Measure the rotor thickness using a micrometer. If warped (greater than 0.002 inches), resurface or replace.
Inspect Brake Pads:
- Check for uneven wear. Replace if less than 3mm thickness remains.
Inspect Brake Calipers:
- Ensure calipers are functioning correctly and not sticking. Replace if necessary.
Replace Components:
- If rotors or pads are worn or damaged, replace them with OEM or quality aftermarket parts, following manufacturer specifications.

4. Reassemble and Torque

Reattach the wheel and hand-tighten the lug nuts.
Lower the vehicle and use a torque wrench to tighten the lug nuts to the manufacturer's specifications (typically 80-100 ft-lbs for Honda).

5. Test Brake System

Start the vehicle and pump the brakes to ensure proper function.
Conduct a test drive in a safe area to confirm the issue has been resolved.