Why are all the warning lights on and the car won't start?

1 Answers
DiReid
07/30/25 6:37am
Possible reasons for all warning lights being on and the car not starting include: insufficient fuel pressure; incorrect throttle position sensor signal; malfunctioning fuel pump; faulty spark plugs. Below is an extended explanation: Other reasons: Apart from improper operation by the driver, if all dashboard warning lights are on and the car won't start, it could also be due to starter motor failure, fuel pump supply issues, injector problems, or sensor malfunctions. These more complex situations require professional handling. Precautions: Fuel quality issues. Upon inspection, water and mud were found in the fuel tank. Using such contaminated fuel will inevitably damage the car. Therefore, it is advised that owners must refuel at reputable gas stations. When traveling, a gauze can be placed over the fuel nozzle to filter out impurities. Lack of antifreeze. Some owners use water or low-quality antifreeze, resulting in the entire cooling system freezing in extremely cold winter conditions, leading to engine block cracks, inoperable water pumps, failure to start, and damage to other engine components.
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