What does it mean when the SVS light on the car dashboard is on?

1 Answers
MacRylee
07/29/25 11:26am
When the SVS light on the car dashboard is illuminated, it indicates that the engine control unit has detected an error signal from a sensor or that the sensor has exceeded its operational standards. When the ignition is turned on, the SVS light will illuminate for an automatic check and then turn off after a few seconds. If the SVS light remains on, you should check whether other vehicle equipment is functioning abnormally. If only the SVS light is on and the engine can still be started, drive cautiously, control your speed, and take the vehicle to a repair shop for inspection. If the SVS light is on, you can attempt to start the engine. If the engine fails to start, it may be due to a malfunctioning fuel pump, which prevents proper fuel supply to the engine. If the engine starts, it could indicate a fault with another sensor, in which case the vehicle may still be drivable. However, if accompanied by signs such as increased combustion chamber temperature or the oil pressure warning light, continuing to drive could lead to accelerated engine wear and potential early engine damage.
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