What are the Five Major Taboos in Using Diesel Turbocharged Cars?

1 Answers
DiValeria
07/29/25 10:35pm
Diesel turbocharged cars have five major usage taboos as follows: 1. Sudden acceleration: A key feature of turbocharged cars is quick acceleration, but you should not floor the accelerator immediately after starting, as this can easily damage the turbocharger oil seal. 2. Do not shut off the engine immediately: After prolonged high-speed operation, suddenly turning off the engine while it is still hot can cause the residual oil in the turbocharger to overheat, damaging the bearings and shaft. Therefore, let the engine idle for a minute or two before shutting it off. 3. Oil quality: Turbochargers often operate at speeds exceeding 150,000 RPM, and improper oil usage can significantly affect the turbo's lifespan. Always use the manufacturer-recommended or higher-quality full synthetic oil to provide excellent lubrication for the turbocharger and engine, reducing friction and wear. 4. Avoid prolonged idling: During idling, the engine and turbocharger operate at low speeds, causing the gas pressure inside the turbo and compressor to drop below the pressure in the bearing housing. This can lead to oil leakage into the compressor and turbo, depriving the bearings of proper lubrication and cooling. Additionally, oil leaking into the compressor may enter the cylinders, affecting engine performance. Therefore, avoid excessively long idling periods. 5. Frequent high-temperature operation: Due to exposure to high temperatures, the oil inside the lubrication lines can partially coke, leading to insufficient lubrication of the turbocharger bearings and potential damage.
Was this review help?
9
4
Share
More Forum Discussions

How often should the fuel filter in a car be replaced?

Generally, the fuel filter in a car should be replaced every 10,000 kilometers. Below are the detailed explanations: 1. Main function of the car fuel filter: The primary function of the fuel filter is to remove impurities from the gasoline. 2. Symptoms of a dirty or clogged fuel filter: When accelerating, the car's response may be sluggish, and starting the car may become difficult, requiring 2 to 5 attempts to ignite. Additionally, most car engines are equipped with disposable, non-cleanable paper filters, which typically need replacement every 10,000 kilometers. If the gasoline has fewer impurities, the fuel filter can be replaced every 15,000 to 20,000 kilometers. 3. Role of the fuel filter: The fuel filter's role is to filter out water and impurities from the gasoline.
6
0
Share

What lights to use when driving on the highway at night?

Detailed introduction to the use of lights when driving on the highway at night is as follows: 1. During normal driving, turn on the night lights and width indicator lights. If there are no vehicles ahead, you can appropriately turn on the high beams to briefly observe the road surface and surrounding conditions at a farther distance ahead, then quickly switch to the low beams. 2. When meeting another vehicle, use a combination of high and low beams. If there is a vehicle ahead or an oncoming vehicle, switch from high beams to low beams. 3. When overtaking, switch from high beams to low beams in advance, turn on the turn signal to let the vehicle ahead understand your position and intention to overtake. The car lights include: 1. Headlights: The front lighting lights of the car are divided into low beams and high beams. 2. Fog lights: When visibility is poor in foggy weather, turn on the fog lights to distinguish them from other lights of the same color. They are located at both the front and rear of the car. 3. Brake lights: When braking, the brake lights will illuminate, installed at the rear of the car.
7
5
Share

Do I need to turn on the turn signal for Subject 2?

There are 6 situations in Subject 2 where you need to use the turn signal: When starting the vehicle, turn on the left turn signal; When starting on the slope, turn on the left turn signal; During parallel parking, turn on the right turn signal when the vehicle passes the side parking spot and stops 30 cm away from the edge, preparing to reverse; Before shifting into reverse gear during parallel parking, turn on the left turn signal because the steering wheel will be turned fully to the right during reversing, causing the front of the car to shift left; Before exiting the parking spot during parallel parking, shift into drive gear and turn on the left turn signal, then turn it off promptly after exiting; When entering the right-angle turn area, turn on the left turn signal and turn it off promptly after completing the turn. Penalties for incorrect use of turn signals are as follows: Failure to use or incorrect use of turn signals before starting, turning, changing lanes, overtaking, or parking will result in a 10-point deduction. Turning the steering wheel within 3 seconds of turning on the turn signal before starting, turning, changing lanes, overtaking, or parking will result in a 10-point deduction. Subject 2 is scored out of 100 points, with failing, 20-point, 10-point, and 5-point deduction criteria. The test is passed under the following conditions: ① For large passenger vehicles, tractors, city buses, medium-sized passenger vehicles, and large trucks, a score of 90 or above is required; ② For other vehicle types, a score of 80 or above is required. The C1 and C2 car test items include reversing into a garage, parallel parking, slope parking and starting (canceled for C2), right-angle turns, and curve driving (commonly known as S-curves) as the five mandatory items (some regions have a sixth item: highway card collection). The A1, A2, A3, B1, and B2 large vehicle test items include stake test, slope parking and starting, parallel parking, single-plank bridge, curve driving, right-angle turns, passing through a width-limited gate, passing through continuous obstacles, bumpy road driving, narrow road U-turns, as well as simulated highways, continuous sharp mountain turns, tunnels, rain (fog) conditions, slippery roads, and emergency handling.
20
2
Share

Are Polarized Sunglasses Suitable for Driving?

Polarized sunglasses are suitable for wearing while driving. Here are the specific details: 1. The function of wearing polarized sunglasses while driving: Polarized sunglasses can block glaring sunlight, ensuring the driver's safety. 2. Polarized lenses allow directional light to pass through: The lenses are unaffected by glaring sunlight, and polarized lenses can filter out dazzling glare caused by scattering, refraction, reflection, and other factors. Moreover, the overall ambient light does not significantly dim, which is crucial for drivers on the road. 3. After wearing polarized sunglasses, harmful reflections are filtered out: During driving, the glaring sun, various dazzling stray lights, and reflections from the rear windshield or chrome trim can be filtered out by polarized lenses, ensuring the driver is not affected by reflections.
15
5
Share

Where is the cabin air filter located in the Mazda5?

The cabin air filter in the Mazda5 is located under the dashboard in front of the front passenger seat, near the evaporator unit. The recommended replacement interval for the cabin air filter is generally every 12,000 kilometers. The replacement procedure for the Mazda5's cabin air filter is as follows: 1. The cabin air filter is installed behind the glove compartment. To replace it, first open the glove compartment lid. 2. Locate the fixing clip on the right side of the glove compartment and pull it outward firmly to remove it. 3. Use both hands to squeeze the sides of the glove compartment toward the center, and the glove compartment can then be removed. 4. Once the glove compartment is removed, you will see the cabin air filter cover. Press firmly on the fixing clips on both sides of the cover to remove it. 5. Pull the old cabin air filter outward. Install the new cabin air filter and reassemble everything in the reverse order of removal.
2
3
Share

How to Wire a Dash Cam?

Here are the wiring methods for a dash cam: 1. Cigarette lighter wiring. Simply plug it into the cigarette lighter, then route the wires through the glove box, A-pillar, etc. This method occupies the cigarette lighter, and since the wires in the glove box area cannot be hidden, a section of the wiring will be exposed. The advantage is that you can manually turn the dash cam on or off by simply unplugging the cigarette lighter or pressing the switch. 2. Direct battery wiring. Run the wires from the cabin into the engine compartment and connect them directly to the battery's positive and negative terminals. This method does not allow for manual power-off, making it inconvenient to turn off manually, and there may be issues with battery discharge. This method requires using the A-pillar to hide the exposed wires.
4
3
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.