The common fault of gasoline pump is that the fuel supply is insufficient when the car goes up the slope, the reasons are: 1. Thoroughgoing broken: gasoline pump bottom is broken, can not…

The structure of ignition coil： The usual ignition coil contains two sets of coils, the primary coil and the secondary coil. primary coils use thicker enamelled wire, usually around 200-500 turns with about…

1. What causes a fuel pump to go bad? The main causes of fuel pump failure are contamination, overheating, and gear wear in the fuel pump over time. Rust, debris, and dirt are…

How To Test The Fuel Pump? 1: Turn on the ignition switch without starting the engine, you can hear the gasoline pump operating for 1 to 2 seconds; you can judge whether the…

The oxygen sensor is a standard configuration on the automobile. It is a measuring element that measures the oxygen potential in the automobile exhaust pipe with ceramic sensitive elements, calculates the corresponding oxygen…

How To Install An AIR FLOW SENSOR? 1. Before install the air flow sensor, the positive electrodes of the car battery must be disconnected; 2. The air flow sensor is installed between the…

There are several ways to judge the quality of the ignition coil :   1. When starting the engine, the primary cold end has a jump of between 12 v-- and 0 v,…

The crankshaft position sensor is one of the most important sensors in the engine electronic control system. It provides the ignition timing (ignition advance angle) and the signal to confirm the position of…

Once the ignition coil is abnormal, the spark plug will not work, and then the gas mixture of this cylinder will not deflagrate. When the vehicle loses a cylinder, the lack of power…

When it comes to fuel filters, I believe many car owners are relatively unfamiliar. Although its popularity is not high, its role cannot be ignored. It can clear the total harmful substances in…

According to the heating value, there are cold and hot types; according to the electrode material, there are nickel alloys, silver alloys and platinum alloys; if you are more professional, the types of…