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What is the reason for the wrench indicator light to come on in a car?

1 Answers
DeDaniella
07/29/25 9:20am
When the wrench indicator light comes on, it serves as a reminder for the car owner to perform vehicle maintenance. Below are the relevant details about car maintenance: Minor Maintenance: Minor maintenance generally refers to the routine maintenance tasks performed at intervals specified by the manufacturer in terms of time or mileage to ensure vehicle performance. It mainly includes changing the engine oil and oil filter. The timing of minor maintenance depends on the effective duration or mileage of the engine oil and oil filter used. Major Maintenance: Major maintenance refers to the routine maintenance performed at intervals specified by the manufacturer, which includes changing the engine oil, oil filter, air filter, and fuel filter.
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