···
Log in / Register

How to Deal with Excessive Rear Axle Noise?

1Answers
LaHazel
07/28/2025, 11:34:52 AM

Excessive rear axle noise can be addressed by adjusting the differential gear clearance. Operating Principle: The rear axle contains a set of differential gears, which form a differential gear set consisting of spiral bevel gears. The drive shaft drives the pinion gear, which then transmits power through the ring gear and planetary gears to the vehicle's half-shafts, ultimately driving the wheels. The planetary gear system ensures that the outer wheel rotates faster and the inner wheel slower when the car turns, which is the function of the differential. Causes: When the gear set wears out, the meshing clearance between the gears increases, resulting in significant noise during high-speed rotation. The meshing clearance of the gears can be adjusted using shims, and a mechanic can properly adjust these clearances.

Was this review help?
109
Share
More Q&A

What should be paid attention to when driving on waterlogged roads?

Drive at a low speed when passing through flooded sections. The following are precautions for passing through flooded road sections: 1. Check before entering: Before entering the water, someone must go into the water to investigate and determine the water depth, road width, water flow speed, the extent of damage to the road caused by water, and whether the water level is rising or falling. Based on these investigations, confirm whether the conditions are suitable for the vehicle to pass. If the conditions for safe passage are not met, do not risk entering the water. 2. Take protective measures: When it is confirmed that passage is possible, take necessary protective measures for the vehicle, such as closing the shutters, raising the position of the battery, applying necessary waterproofing to the electrical system, and trying to elevate the exhaust pipe outlet. 3. Warn other vehicles: If conditions permit, set up guide markers in the water to direct vehicles through.
106
Share

Is Tesla a Joint Venture or Wholly Owned in China?

Tesla is a wholly owned enterprise in China. The Tesla brand has established a Gigafactory in China, located in Shanghai, which is an independent factory. The first phase of Tesla's Gigafactory began construction on January 7, 2019, situated at the intersection of Lianggang West Avenue and Zhengjia Road in the southeastern part of Shanghai, producing Tesla Model 3 and Model Y vehicles. The Tesla Model 3 has a body length of 4694 mm, width of 1850 mm, height of 1443 mm, a wheelbase of 2875 mm, front track of 1580 mm, rear track of 1580 mm, and a minimum ground clearance of 138 mm. It is a four-door, five-seater sedan with a trunk capacity of 425 liters. The Tesla Model Y has a body length of 4750 mm, width of 1921 mm, height of 1624 mm, a wheelbase of 2890 mm, front track of 1636 mm, and rear track of 1636 mm. It is a five-door, five-seater SUV model.
111
Share

Why does the car alarm go off automatically?

The reasons for the car alarm going off automatically include a malfunction of the alarm itself or the trigger sensitivity being too high. The following is a detailed explanation of the reasons for the car alarm going off automatically and the solutions: 1. Alarm: The car alarm is an alarm device installed in the car. The alarm will emit a warning sound or fully activate the alarm based on the level of vibration, thereby alerting the owner in time. The car alarm is a vehicle electrical device with a relatively high failure rate. Solution: Replace the car alarm. 2. Sensitivity too high: If the car alarm keeps going off, it is likely because the sensitivity of the anti-theft device is too high, causing the device to trigger the alarm with even slight vibrations. Solution: First, locate the main unit of the anti-theft device, which is usually under the steering wheel or inside the panel below the A-pillar, and then simply fine-tune the sensitivity adjustment.
117
Share

Which batch of Sagitar vehicles had rear suspension fractures?

Sagitar rear suspension fractures primarily affected approximately 560,000 vehicles produced between May 2011 and May 2014. Below is detailed information about the Sagitar axle fracture incident: 1. Sagitar Axle Fracture Incident: This refers to the 2012, 2013, and 2014 models (excluding the latest 2014 facelift), all of which featured non-independent torsion beam suspension. Axle Fracture Incident: According to China Economic Net Beijing report on November 4, 2014, the 'Top Ten Economic Hot Words' for October were released, with 'Volkswagen recalls Sagitar due to axle fracture issue' ranking first. On October 17, the General Administration of Quality Supervision, Inspection and Quarantine issued an announcement stating that FAW-Volkswagen would recall 563,600 new Sagitars and 17,400 imported Beetles nationwide due to rear axle longitudinal arm fracture problems. This marked the final resolution of FAW-Volkswagen's 'axle fracture' incident after more than 10 months of controversy. 2. Axle Fracture: Typically refers to the fracture of a vehicle's longitudinal arm. If a vehicle's chassis design is unreasonable, forces encountered during use - such as bumps, collisions, steering, or tilting - may cause the longitudinal arm to twist and deform, potentially leading to fracture in severe cases.
117
Share

How to Change the Name on a Vehicle License?

To change the name on a vehicle license, you need to bring the relevant documents to the vehicle management office for registration modification. The required documents are as follows: 1. Introduction: The vehicle license is the legal document for motor vehicles to drive on roads within China. It consists of three parts: the license holder, the main page, and the supplementary page. It records information such as the license plate number, owner's name, vehicle model and type, engine number and chassis number, approved load capacity or passenger number, initial registration date, and annual inspection records. 2. How to obtain a vehicle license: Purchase a motor vehicle, pay the vehicle purchase tax, pay the compulsory traffic insurance, and fill out the relevant documents.
104
Share

What are the reasons for the Nissan Tiida failing to start?

Nissan Tiida failing to start may be due to insufficient battery power or internal vehicle issues. The specific reasons are as follows: 1. Insufficient battery power: The remote key battery is low or dead. 2. Battery aging: Prolonged use of the battery can lead to aging, and insufficient battery voltage may prevent the starter motor from engaging, thus failing to start the engine. 3. Starter motor damage: The starter motor typically has a lifespan of around 100,000 kilometers. Over time, the carbon brushes can wear out, leading to starter motor failure. Alternatively, a damaged fuel pump may prevent fuel supply. A faulty engine speed sensor (crankshaft position sensor) can result in no high-voltage spark, making the car unable to start normally. 4. Gear in D (Drive) position: The car cannot be started in this gear as part of the vehicle's self-protection mechanism to prevent the car from lurching forward after ignition.
114
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.