What are the reasons why the Landwind X7 won't start despite having power?

[DawsonMarie]

There are many possible reasons why a car won't start despite having power. The ignition system, fuel system, and intake system—any fault in these three systems can cause the car to fail to start. When a car has power but won't start, the first thing to check is whether the voltage is sufficient. Below is an introduction to related content: 1. Insufficient power: Generally, the battery voltage should be 12V. During startup, because power is supplied to the starter and spark plugs, the voltage drops to around 11V. If the voltage during startup is around 10V, starting may be somewhat difficult. 2. Whether the fuel quality meets standards: The concentration control of the air-fuel mixture depends on whether the engine is cold-starting or hot-starting. The mixture concentration for a cold start is very rich, which helps the engine start quickly and warm up. Abnormal mixture concentration may be caused by faults such as a water temperature sensor malfunction, intake pipe leakage, or insufficient fuel pump pressure. Using diagnostic equipment to read data streams can help analyze the cause of the fault.