What causes the yellow engine light on the dashboard to illuminate?

[SanDiana]

When the yellow engine light on the dashboard illuminates, it indicates an engine malfunction. The possible causes for this issue include: 1. Poor combustion of the air-fuel mixture: Faulty spark plugs, malfunctioning ignition coils, fuel pump issues, or clogged fuel lines can all lead to improper combustion in the engine. 2. Sensor problems: Issues with sensors such as the coolant temperature sensor, crankshaft position sensor, or oxygen sensor may be the cause. Below is an introduction to automobile engines: 1. The car engine is the device that provides power to the vehicle, serving as the heart of the car and determining its power, fuel efficiency, stability, and environmental performance. 2. Depending on the power source, automobile engines can be categorized into diesel engines, gasoline engines, electric vehicle motors, and hybrid power systems, among others.