How to Deal with White Spots Caused by Engine Oxidation?

1 Answers
EmmaRose
07/29/25 10:08pm
After a period of use, the engine compartment of a car will inevitably become dirty and require cleaning. When the engine compartment is excessively dirty, it can be directly washed with water or cleaned using a high-pressure water gun.
Was this review help?
7
2
Share
More Forum Discussions

What Are the Effects of a Dead Car Battery?

Low battery voltage is detrimental to the starting circuit, making it prone to overheating, and can cause significant damage to the starter. Insufficient voltage leads to a slow response from the starter during ignition, prolonging the process and potentially damaging the ignition switch and flywheel. Additionally, prolonged low voltage will shorten the battery's lifespan. Short-term effects include: 1. Inability to Ignite: Normal engine start-up requires spark, gasoline, and air, with the starter driving the engine rotation. If the battery is dead, the high-voltage coil will lack electricity, preventing the spark plug from igniting properly. 2. Security System Malfunction: When the battery is dead, the fuel pump cannot operate normally, disrupting fuel supply. The starter also fails to turn, making engine start-up impossible. Modern vehicles are equipped with security systems that require electricity to function. A dead battery will prevent the security system from operating correctly.
8
0
Share

What is the Difference Between Crystal Coating and Glaze Sealing?

Crystal coating and glaze sealing have the following specific differences: 1. Definition: The essence of glaze sealing is similar to waxing. 'Glaze' is extracted from petroleum and mixed with some auxiliary materials. After the car surface is cleaned, the 'glaze' is applied through vibration to allow it to fully penetrate the paint. Crystal coating involves using inorganic substances like silicon dioxide to form a solid crystalline barrier on the surface through molecular polymerization. This barrier layer resists UV rays, oil, has low surface energy, and is hydrophobic, thus protecting the paint. 2. Function: Glaze sealing blocks UV rays, resists oxidation, withstands high temperatures and acid rain, prevents minor scratches, enhances the original paint's gloss and hardness, extends the paint's lifespan, and slows down browning. Crystal coating is currently the most advanced car paint protection solution, offering advantages like corrosion resistance, scratch prevention, no cracking, and easy cleaning. It protects the vehicle from daily minor scratches. When external force exceeds the elastic protection range of the crystal, it only leaves a scratch on the crystal layer without damaging the paint.
20
0
Share

Is Carbon Deposit Cleaner Effective for Vehicles?

Regarding vehicle carbon deposit cleaners, there are two main aspects to consider: 1. They are effective, primarily by compensating for inherent fuel quality issues, cleaning accumulated carbon deposits in the engine system over time, inhibiting the formation of carbon deposits, reducing engine abnormalities caused by carbon buildup, and to some extent improving the octane rating of the fuel. 2. Fuel additives are categorized by usage into gasoline additives and diesel additives. Functionally, they are generally divided into three types: cleaning, maintenance, and performance-enhancing. Both cleaning and maintenance types contain cleaning agents in their chemical compositions, which can effectively clean or inhibit engine carbon deposit formation. Based on different chemical compositions, additives are classified into five generations. Performance-enhancing types usually contain metallic components, such as MMT (manganese) and other metal compounds, which can address issues like insufficient power and fault codes caused by fuel quality.
19
4
Share

How to adjust the clock on a classic Focus dashboard?

Classic Focus dashboard clock adjustment steps are as follows: Turn on the ignition switch to display the time on the dashboard. Press and hold the protruding button in the middle of the dashboard for 3 seconds, and the clock on the dashboard will start blinking. When the clock is blinking, press the button up or down to change the clock display. Once this occurs, you can adjust the clock according to the actual time. The general method for adjusting a car clock is as follows: 1. Turn the key to the II position. 2. Push the adjuster downward until "SET" appears on the dashboard, then press the SET button. 3. Continue pushing the adjuster downward until the indicator bar reaches "CLOCK," then press the SE button. 4. Now you can use the adjuster to set the year up or down. After setting, press the SET button to proceed to adjust the month, followed by the hour and minute. 5. Once adjustments are complete, press the SET button and select "EXIT" downward to return.
3
3
Share

How many years can a car normally be driven?

Under normal circumstances, a car can be driven for 10-15 years. Below is relevant information about vehicle scrapping: Scrapping standards: Reaching the prescribed service life; still failing to meet the national safety technical standards for in-use vehicles after repair and adjustment; still failing to meet national standards for atmospheric pollutant emissions or noise from in-use vehicles after repair and adjustment or adoption of control technologies; failing to obtain qualified inspection marks for three consecutive inspection cycles after the expiration of the inspection validity period. Standards for deferred scrapping: For vehicles that require approval procedures according to regulations, the current procedures shall still be followed; for vehicles that have previously undergone deferred scrapping procedures but do not meet the new scrapping standards, they shall be managed as normal vehicles, with duplicate driving licenses reprinted and annual inspection seals applied as required, without the deferred scrapping inspection qualification seal; for vehicles that should have been scrapped according to the old standards but have not completed deregistration, the new regulations shall apply.
13
1
Share

What Does Axle Breakage Mean?

Axle breakage refers to the failure of suspension components, steering components, or drivetrain parts that connect the wheels or wheel assemblies on a vehicle. Below are detailed explanations about axle breakage: 1. Basic Introduction: It typically refers to the fracture of the vehicle's trailing arm. If the chassis design is unreasonable, forces encountered during driving—such as bumps, impacts, steering, or tilting—can cause the trailing arm to twist or deform, and in severe cases, even break. 2. Driving Accidents Leading to Axle Breakage: Turning. During a turn, insufficient steering or excessive speed may cause the outer tire to hit the curb; if the steering wheel is straightened too late, the inner tire may collide with a guardrail, leading to axle breakage. Encountering potholes or low obstacles. For example, hitting a large pothole at high speed and braking hard upon entry can exert a significant impact force on the suspension. Additionally, obstacles like width-restricting posts at parking lot entrances, low barriers at residential gates, etc., if unnoticed and hit, can easily cause axle breakage. In traffic accidents, impacts on one side of the tires are also prone to causing axle breakage.
1
4
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.