Nissan D21 Shakes When Braking

Common Causes of Brake Shaking in Your Nissan D21 and How to Resolve Them

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Reviewed by
Devin Cabugcal
Written by RepairPal Car Genius
Updated January 14, 2025
0%
55% chance it's the
Brake Rotor
0%
20% chance it's the
Brake Pad
0%
10% chance it's the
Old Brake Fluid
0%
15% chance it's
Something else
The most common reasons a Nissan D21 shakes when braking are bad brake rotors, bad brake pads, or a bad wheel bearing.
  • Brake Rotor: A warped or worn brake rotor can cause vibrations during braking and reduced stopping power.
  • Brake Pad: A worn or damaged brake pad can lead to reduced braking efficiency and increased stopping distances.
  • Old Brake Fluid: Old brake fluid can absorb moisture over time, leading to reduced braking performance and potential corrosion within the brake system.
Proper diagnosis will determine the exact cause of your symptom, saving you money on unnecessary repairs. The diagnostic experts at RepairPal Certified shops have the right tools and experience to solve any symptom.

Troubleshooting Shaking When Braking in a Nissan D21

When addressing the shaking sensation while braking in your Nissan D21, start by inspecting the brake rotors for wear. Worn rotors can lead to uneven contact with the brake pads, resulting in vibrations. If the rotors appear to be in good condition, check the adjustment of the rear brakes, as improper adjustment can also contribute to the problem. Ensuring that both rear brakes are correctly aligned and functioning is crucial for smooth braking. Additionally, if you suspect air in the brake lines, follow the proper bleeding sequence—left-rear, right-rear, left-front, and right-front—to eliminate any air pockets that could affect brake performance. If your vehicle has a load sensing valve on the rear axle, bleed that first to ensure optimal brake function. By following this diagnostic approach, you can effectively identify and resolve the shaking issue, ensuring a safer driving experience.

What Causes Shaking When Braking in a Nissan D21?

When your Nissan D21 exhibits shaking during braking, it’s essential to identify the underlying causes to ensure safe driving and effective repairs. One of the most common culprits is worn brake rotors, which can become warped or uneven over time, leading to vibrations as the brake pads make contact. Similarly, degraded brake pads can contribute to this issue, especially if they are worn down to the point where they trigger warning lights. Additionally, a failing wheel bearing can cause instability and shaking, particularly noticeable when braking. If you experience a complete engine stall upon braking, this may indicate a significant vacuum leak in the brake booster system, which can compromise braking efficiency. By understanding these common problems, DIYers can better diagnose the shaking issue and take appropriate steps to restore their vehicle’s braking performance.

Why is My Nissan D21 Shaking When Braking?

Experiencing shaking when braking in your Nissan D21 is not just an annoyance; it can signal serious underlying issues that require immediate attention. Ignoring these symptoms can lead to compromised safety on the road and potentially escalate repair costs. Common culprits include worn-out brake rotors, which can warp over time, causing vibrations that feel like driving on a rough surface. Additionally, bad brake pads or wheel bearings may contribute to this unsettling experience. If you notice that the shaking intensifies with increased brake pressure or power, it’s a clear indication that your braking system needs thorough inspection. While some DIY enthusiasts may attempt to check for stuck calipers or damaged shocks, it’s crucial to understand that these problems can lead to further damage if not addressed promptly. Therefore, if you’re experiencing these symptoms, consider conducting a detailed inspection of your brake components or consulting a qualified mechanic to ensure your vehicle remains safe and reliable on the road.

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Nissan D21 Shaking When Braking: Causes & Repair Costs