What is the battery model for Mercedes-Benz keys?

1 Answers
Reginald
07/29/25 4:04pm
Mercedes-Benz key battery model is CR02253V. Below is the relevant introduction to car remote keys: 1. Basic components of car remote keys: Consist of two parts - transmitter and receiver. 2. Transmitter: Composed of transmission switch, transmission antenna (keypad), integrated circuit, etc. Contains identification code storage circuit and amplitude modulation circuit, with a button-type lithium battery installed on the opposite side of the circuit. The transmission frequency is selected according to the radio standards of the country of use, and the transmission switch sends a signal each time it is pressed. 3. Receiver: After the transmitter sends the identification code via shortwave modulation, it is received by the car's shortwave antenna and enters the shortwave high-frequency amplification processor of the receiver's electronic control unit through a distributor for demodulation. The demodulated identification code is then compared; if it is the correct code, it is input into the control circuit to activate the actuator.
Was this review help?
8
2
Share
More Forum Discussions

The Pros and Cons of Paint Coating for Cars

The benefits of paint coating include scratch resistance, corrosion resistance, no cracking, easy cleaning, anti-static, etc.; the disadvantages are high cost and long construction time. Here are the detailed explanations: 1. Reduced car washing costs and enhanced shine: After a car undergoes paint coating, the crystalline layer protects the car's paint surface. Light dust and small stains can usually be wiped away with a damp cloth, restoring the shine. Moreover, coated vehicles have a higher gloss than new cars, making the entire vehicle look more appealing. 2. Scratch and corrosion resistance: For coated vehicles, the hardness of the crystalline layer far exceeds that of the original car paint, making it difficult for minor scratches to cause damage. It also protects against corrosion from elements like acid rain. 3. High cost and long construction time: Paint coating is significantly more expensive than waxing or sealing, and the construction process is lengthy, usually taking up to two days to complete.
16
4
Share

Why Does the Hazard Warning Flasher Flash When Activated?

It is normal for the hazard warning flasher to flash when activated. Below are the situations when the hazard warning flasher should be turned on: 1. When the vehicle breaks down: If the vehicle cannot be moved to a safe area in time, the hazard warning flasher should be activated immediately to alert passing vehicles and pedestrians for safety, and the authorities should be notified promptly while waiting for rescue. 2. Breakdown on the highway: The vehicle should be parked in the emergency stopping lane, the hazard warning flasher should be turned on immediately, and a warning sign should be placed 150 meters behind the vehicle before quickly notifying the authorities. 3. When towing a faulty vehicle: Since the vehicle is in an abnormal state, both the towing vehicle and the towed vehicle should turn on the hazard warning flasher simultaneously to alert passing vehicles and pedestrians. 4. Sudden heavy rain while driving: The hazard warning flasher should be activated immediately to alert passing vehicles and pedestrians for safety and draw attention. 5. Transporting critically ill patients: When rushing to transport critically ill patients, the headlights should be turned on immediately along with the hazard warning flasher, and the horn should be used appropriately. A clearly visible special sign should also be displayed outside the vehicle.
17
3
Share

Can You Use 95 Octane Oil After Using 92 Octane Oil in a Car?

It is possible to use 95 octane oil after using 92 octane oil in a car, but long-term use may affect the lifespan of the car's ignition system, fuel injectors, and spark plugs, and the fuel quality cannot be guaranteed. Engine oil, also known as engine lubricant, serves to lubricate and reduce friction in the engine, assist in cooling, seal against leaks, prevent rust and corrosion, and provide shock absorption. Engine oils are categorized by quality grades: 1. Diesel engine lubricants are selected based on the combined mechanical and thermal loads of the car engine and the severity of engine operating conditions; 2. Gasoline engine oils are chosen based on the severity of engine operating conditions, additional equipment in the intake and exhaust systems, and the production year.
17
1
Share

What is the difference between a 5S and a 4S car dealership?

The specific differences between 4S and 5S car dealerships: 1. Business model: A 4S dealership integrates car sales, maintenance, parts, and information services into one sales outlet. The 4S model is a car franchise model centered around the 'four-in-one' concept, including vehicle sales (Sale), spare parts (Sparepart), after-sales service (Service), and information feedback (Survey). A 5S dealership includes: vehicle sales (sales), spare parts sales and promotion (spareparts), system information feedback (System-of-information-feed-back), maintenance and service (service), and used car transactions (second-hand). The 5S model combines these five main components into one business model. 2. Used car transactions: A 5S dealership adds used car transactions, and the used cars in a 5S dealership are manufacturer-certified used cars.
14
3
Share

What is the penalty for speeding between 40% and 50% over the limit?

Speeding between 40% and 50% over the limit results in a fine and 3 demerit points. Below are the specific penalties for ordinary vehicles outside expressways: 1. Speeding between 10% and 20% over the limit: Results in a fine and 3 demerit points. 2. Speeding between 20% and 30% over the limit: Results in a fine and 6 demerit points. 3. Speeding between 20% and 30% over the limit: Results in a fine and 6 demerit points. 4. Speeding between 50% and 70% over the limit: Results in a fine, 12 demerit points, and license suspension. 5. Speeding 70% or more over the limit: Results in a fine, 12 demerit points, and license suspension.
4
1
Share

What does the online status show if the driver's license is revoked?

If the driver's license is revoked, the online status should show as "revoked". Online, the usage status of a driver's license can be displayed as: normal, temporarily suspended, or revoked. To check whether a driver's license has been revoked, you can visit the driver's license query website. Here is some related information: 1. Driver's license revocation query: You can log in to the local vehicle management office or traffic police team website to inquire. You need to enter your name, driver's license number, and the date of initial issuance. After identity verification, you can submit an application online. 2. Query of other items: Before the expiration of the restriction period for applying for a motor vehicle driver's license after revocation, you can log in to the comprehensive traffic safety service management platform website to inquire. Cases such as drunk driving causing major traffic accidents constituting a crime, being held criminally responsible according to law, or causing a traffic accident and fleeing, resulting in the revocation of the motor vehicle driver's license, can also be queried by logging in to the comprehensive traffic safety service management platform website.
11
2
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.