What does SYS mean in a car?

1 Answers
LaBrooke
07/29/25 3:50pm
On the car dashboard, SYS is the abbreviation for the English word "system," indicating a general fault in the engine system. This marker corresponds to dozens of minor faults in the engine, and the specific issue can only be identified by reading the fault code with a computer. Below is a related introduction to SYS in cars: 1. Content: The car dashboard contains various indicator or warning lights, such as the coolant level warning light, fuel level indicator, washer fluid level indicator, high/low beam indicator, transmission gear indicator, anti-lock braking system (ABS) indicator, traction control indicator, airbag (SRS) warning light, etc. Different indicator and warning lights correspond to different faults, and the actions required vary accordingly. 2. Fault code: When SYS appears on the dashboard, it indicates a general fault in the engine system. The fault code must be read, as this marker corresponds to dozens of engine faults, though all are minor in nature.
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