Where is the carbon canister solenoid valve located on the Mercedes-Benz 271 engine?

1 Answers
BrantleyLee
07/30/25 7:39am
Mercedes-Benz 271 active carbon canister is normally installed above the right rear or left rear floor panel. The solenoid valve is usually located near the throttle body and is a three-way component. Introduction to the carbon canister solenoid valve: The carbon canister solenoid valve is a device installed in vehicles to reduce air pollution caused by fuel vapor emissions while improving fuel efficiency. When the vehicle starts, the solenoid valve opens to release adsorbed fuel vapor into the intake manifold for engine combustion. Working principle of the carbon canister solenoid valve: Due to the sealed nature of the fuel tank, fuel consumption creates negative pressure inside the tank. Under this negative pressure, gasoline vaporizes more easily than under normal atmospheric pressure. When the engine is turned off, the carbon canister stores the mixture of fuel vapor and air in the micropores of its activated charcoal, preventing fuel vapor from escaping into the atmosphere.
Was this review help?
11
5
Share
More Forum Discussions

What is the actual fuel consumption of the Cadillac ATS-L?

The Cadillac ATS-L has a fuel consumption of 10.8 liters per 100 kilometers. The Cadillac ATS-L is a mid-sized rear-wheel-drive sedan under the Cadillac brand, equipped with a 2.0-liter turbocharged engine across all models. The Cadillac ATS-L has a wheelbase of 2860mm, with length, width, and height dimensions of 4730mm, 1824mm, and 1426mm respectively. The 2.0-liter turbocharged engine in the Cadillac ATS-L delivers 279 horsepower and a maximum torque of 400 Nm. This engine reaches its maximum power at 5500 rpm and its maximum torque between 2900 to 4600 rpm. The engine features direct fuel injection technology and uses an aluminum alloy cylinder head and block. It is paired with an 8-speed automatic transmission (8AT), which enhances gear shift smoothness and fuel efficiency. The front suspension of the Cadillac ATS-L utilizes a double-ball-joint independent suspension, while the rear suspension employs a multi-link independent suspension. The double-ball-joint suspension is an improved version based on the MacPherson strut, where the L-shaped control arm is replaced with two links, creating two connection points between the suspension and the steering knuckle. This design improves steering precision and handling performance.
12
3
Share

What is the tire model of Audi Q7?

The tire model of Audi Q7 is 285/40r21. The first number 285 represents the tire width of 285MM, 40 indicates that the aspect ratio of the tire section is 40%, meaning the section height is 40% of the width, the letter R stands for radial tire, and 21 represents the rim diameter of 21 inches. The Audi Q7 has a top speed of 220km/h, accelerates from 0 to 100km/h in 5.6 seconds, and has a fuel consumption of 3.8L per 100km. In addition to the model, the tire also displays the following commonly used data: Tire cord material: indicated by Chinese pinyin, such as M-cotton cord, R-rayon cord, N-nylon cord, G-steel cord, ZG-steel radial cord. Speed rating: indicates the maximum speed at which the tire can carry a specified load under specified conditions. Letters from A to Z represent the certified speed ratings of tires from 4.8km/h to 300km/h. Commonly used speed ratings include: Q: 160km/h; H: 210km/h; V: 240km/h; W: 270km/h; Y: 300km/h; Rim specification: indicates the rim specification compatible with the tire for practical use, such as "Standard Rim 5.00F".
19
5
Share

What is the cause of the P0343 fault code in the Excelle?

Fault causes: Check if the engine oil is severely contaminated; whether there is a fault with the camshaft position sensor and its wiring; whether there is a fault with components such as the timing belt; whether there is a fault with the vehicle's computer. The methods to address the P0343 fault code are as follows: 1. Fault causes: The reasons for camshaft position sensor failure include faults in the camshaft position sensor wiring, faults in the electronic control module, etc. In such cases, the fault code will appear. 2. Check if all components are functioning normally: Do not rush to replace the sensor after the fault code appears. First, it is necessary to confirm whether the timing system is installed correctly, observe if there is any tooth skipping in the timing system, check if the control components of the variable timing system are working normally, whether the actuator is stuck or malfunctioning, and whether there is any breakage or misalignment in the fit between the timing belt gear and the shaft. 3. Whether to replace the sensor: If all the above checks are intact, then consider replacing the sensor. After replacement, do not forget to clear the fault code.
17
4
Share

How Long Does It Take for a C1 Driver's License to Expire and Become Invalid?

When a C1 driver's license has been expired or lost for more than three years without renewal, it will be invalidated. Introduction to the validity period of a driver's license: If the license is overdue for less than one year, you can still go to the vehicle management office to renew it normally; If the license is overdue for more than one year but less than three years, the license will be canceled, but the driver can renew it after passing the subject one test; If the license is overdue for more than three years and still not renewed, the license will be invalid and cannot be renewed. You will need to retake the exams and pass them to apply for a new license. C1 Driver's License: A C1 driver's license is one of the codes for motor vehicle driver's licenses. The permitted driving scope of a C1 license includes small and micro passenger vehicles, light and micro cargo vehicles; light, small, and micro special operation vehicles; and small passenger vehicles with a seating capacity of nine or fewer people. Application Age: The minimum age requirement for a C1 driver's license is 18 years old, with no upper age limit. However, applicants over 70 years old must pass tests on memory, judgment, and reaction abilities.
17
1
Share

What does the maintenance of Cadillac AFL light mean?

AFL stands for Adaptive Front Lighting. The maintenance prompt usually appears when making U-turns or sharp turns, where the steering wheel is turned to the lock (with the turn signal automatically activating) for more than a few seconds. Occasionally, the prompt may appear, but it typically resolves after restarting the vehicle, so there's no need to worry too much. If restarting doesn't work, it may indicate an issue with the sensor or other components, and it's recommended to visit a 4S shop or repair facility for inspection. Below is relevant information about automotive sensors: 1. Adaptive Headlights: Adaptive headlights in cars are equipped with multiple sensors. If certain sensors malfunction, the adaptive headlights may not work properly. Many modern vehicles come with adaptive headlights that can automatically adjust their height and angle (based on load). 2. Maintenance: The AFL light cannot be manually reset by the owner; it will only disappear after the vehicle is inspected and repaired at a 4S shop. This issue often occurs in older vehicles that have been driven for several years. Sometimes, it's not related to other circuits or sensors; the AFL light may also appear as a warning that the headlights are nearing failure. Headlights are crucial for nighttime driving safety, and their importance is self-evident. If this issue arises, the owner should promptly visit a professional repair shop for servicing.
17
4
Share

Can a driver's license be reinstated after being revoked for ten years?

It cannot be reissued, but you can directly apply for the corresponding motor vehicle driver's license test without undergoing driving school training. The following are details about the driver's license: 1. You can directly apply for the motor vehicle driver's license test under any of the following circumstances: if the original motor vehicle driver's license was revoked due to failure to renew it after expiration; if the original motor vehicle driver's license was revoked due to failure to submit a physical condition certificate; if the original motor vehicle driver's license was revoked upon personal application; if the original motor vehicle driver's license was revoked due to temporarily failing to meet physical condition requirements; if the original motor vehicle driver's license was revoked for other reasons, except when the driver's license was revoked or rescinded; if the military or armed police force motor vehicle driver's license held has expired; if the foreign motor vehicle driver's license held has expired. 2. You cannot apply for a motor vehicle driver's license under any of the following circumstances: if you have diseases that hinder safe driving, such as organic heart disease, epilepsy, Meniere's disease, vertigo, hysteria, tremor paralysis, mental illness, dementia, or neurological diseases affecting limb movement; if you have used or injected drugs within the past three years or have been released from compulsory isolation for drug rehabilitation for less than three years, or if you are addicted to long-term use of dependent psychotropic drugs and have not quit; if you fled after causing a traffic accident that constitutes a crime, etc., you cannot apply for a motor vehicle driver's license within the specified period.
14
3
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.