When a Mercedes-Benz C-Class's ignition malfunction occurs, repair costs are affected by a variety of factors, including the repair shop's pricing, the vehicle model, and the specific nature of the problem. Typically, a replacement costs between 400 and 800 yuan.

The ignition malfunction is a crucial component for starting a car, generating enough energy to ignite the fuel instantly, ensuring proper engine operation. If an ignition malfunction occurs, simply replacing it is a common solution. Furthermore, the ignition malfunction typically lasts around 100,000 kilometers, but this also depends on driving habits and the vehicle's operating environment.

During the repair process, the technician will first conduct a detailed inspection to determine the specific cause of the malfunction. If the problem is simply poor wiring, a simple repair may be sufficient and relatively inexpensive. However, if the ignition malfunction requires replacement, the cost will be higher. Therefore, it is recommended that owners contact a professional repair shop promptly for inspection and repair if they encounter ignition malfunction.

Regular vehicle maintenance, such as regularly replacing spark plugs, can effectively extend the life of the ignition malfunction and prevent minor problems from leading to larger problems. At the same time, car owners can also conduct some simple self-inspections, such as observing whether the car starts smoothly, whether there is abnormal shaking or increased fuel consumption, etc., to detect problems in time and make repairs.