What is the ground clearance of the XPeng P7?

What Causes the Clutch Pedal to Be Hard to Press Down?

The reasons why the clutch pedal is hard to press down are as follows: 1. Clutch cable wear and aging: For cable-operated clutches, the common cause of stiffness and inability to press is due to wear and aging of the clutch cable, leading to jamming. This requires replacement at a professional repair shop, as it is difficult to replace at home. 2. Hydraulic fluid aging: For hydraulic clutches, the usual causes of stiffness are aging hydraulic fluid, or rust and aging of the clutch master cylinder or slave cylinder. This is the most common scenario. Additionally, a lack of hydraulic fluid can prevent the clutch from resetting, making it hard to press. 3. Obstruction at the pedal: Vehicles equipped with electronic clutches are rare in the market, and clutch jamming is relatively uncommon. The main cause is an obstruction at the clutch pedal, which can be resolved by removing the obstruction. Regardless of the clutch type, if the clutch release bearing is rusted and seized, it can cause clutch jamming. It is recommended to seek repair at a professional 4S shop.

118

Share

What Are the Disadvantages of Car Waxing?

Car waxing has the following disadvantages: 1. Car wax itself is a soft substance that is easily lost. In addition, because any car wax contains silicon components, prolonged exposure to ultraviolet rays can corrode the car paint, leaving small black spots. Especially, the abrasive particles in the wax can create swirl marks and fine scratches on the glossy paint surface. 2. When the wax is freshly applied, some scratches may be temporarily concealed. However, the wax will be lost due to temperature changes and car washing, revealing a paint surface full of scratches. This forces one to continue waxing until polishing is required. Polishing causes even greater damage to the clear coat layer. Generally, after three polishing sessions, the clear coat layer will be removed, thereby accelerating the aging of the car.

105

Share

How Many Liters of Transmission Fluid Are Needed for Replacement?

Replacement methods for transmission fluid vary, and the required amount differs accordingly. Gravity drainage typically requires 6-7 liters, while a flush with a machine generally needs 12 liters. The steps for replacing transmission fluid are as follows: 1. Start the engine to warm it up, allowing the transmission to reach operating temperature; remove the drain bolt and collect the old fluid from the transmission; 2. Once the old fluid has completely drained, open the oil pan and replace the transmission filter; reinstall the oil pan and tighten the drain plug; 3. Add new transmission fluid; start the car and shift through all gears; 4. Check if the automatic transmission fluid level is normal and adjust as needed.

101

Share

How to Turn Off an Automatic Transmission Car Without a Key?

For automatic transmission models with keyless start, first shift into the P (Park) position before turning off the engine, then press the start button. Below is relevant information about automatic transmission cars: 1. Automatic transmission cars generally use an automatic transmission (AT) to regulate speed. While driving, the control system of the automatic transmission automatically selects the appropriate gear based on the engine's speed and load, replacing the driver's subjective judgment of timing and gear shifting operations. 2. The biggest advantage of automatic transmission vehicles is convenience. Nowadays, automatic transmission cars are becoming increasingly popular. From the perspective of advanced automotive development countries, most vehicles have transitioned to fully automatic transmissions. The replacement of manual transmissions by automatic transmissions as the main model for daily driving is a trend in automotive development.

112

Share

Where is the coolant filling location?

Coolant is added from the coolant reservoir, which is located in the engine compartment. Open the engine hood to see it. The method and steps for filling coolant are as follows: 1. Tighten the radiator drain switch and fill the radiator with coolant until it overflows. The usual filling amount is 4~5L. 2. Tighten the radiator filler cap. 3. Fill the engine coolant reservoir until the liquid level reaches the full mark. 4. Warm up the engine until the thermostat valve opens. 5. Turn off the engine and wait until the coolant cools down. 6. Remove the radiator filler cap and check the coolant level.

106

Share

What is the difference between D gear and S gear in a car?

The following are the differences between D gear and S gear: 1. D gear stands for Drive gear, which is present in all automatic transmission vehicles. After shifting into D gear, the vehicle's computer will shift gears according to the preset program. S gear is the Sport mode, where the computer's shifting logic changes, delaying upshifts to provide stronger power. 2. The advantage of D gear is that it is more fuel-efficient compared to S gear, but the downside is that it offers less power and is not as responsive. The advantage of S gear is better vehicle performance, while the disadvantage is poorer fuel economy. It is suitable for use during overtaking or climbing hills.

115

Share

What is the ground clearance of the XPeng P7?

What Causes the Clutch Pedal to Be Hard to Press Down?

What Are the Disadvantages of Car Waxing?

How Many Liters of Transmission Fluid Are Needed for Replacement?

How to Turn Off an Automatic Transmission Car Without a Key?

Where is the coolant filling location?

What is the difference between D gear and S gear in a car?

Why can't the clutch pedal be lifted?

How Many Specifications Are There for Spark Plugs?

What is the horsepower of the 168F gasoline engine?

What are the reasons for the failure of the Citroen C5 engine control system?