15 Land Rover Range Rover Spark Plug Replacement Process

1, open the hood. 2. Pull off the cylinder line directly by hand. 3. Loosen the spark plug with the extension sleeve; 4. Install a new spark plug.

The specific operation is as follows: the spark plug replacement process is: 1. Open the hood, disassemble the engine panel and look at the cylinder line;

2. Unplug the cylinder line directly by hand, and note that one cylinder line corresponds to one spark plug;

3. Loosen the spark plug with the extension sleeve;

4. Just install a new spark plug. The normal color of spark plug electrode is grayish white. If the electrode burns black and carbon deposits are attached, there is a fault. During inspection, the spark plug can be connected with the cylinder body, and the terminal of the spark plug can be in contact with the central high-voltage line. Then, turn on the ignition switch and observe the position of the high voltage jumper. If the jumping position is in the gap of the spark plug, the spark plug is working normally, otherwise it needs to be replaced.