What Are the Reasons Why a Car Cannot Start in the Morning?

1 Answers
CollinRose
07/29/25 4:25pm
There are several reasons why a car may fail to start in the morning: insufficient battery charge, battery depletion; battery failure; excessive carbon buildup in the car. Below are detailed explanations and solutions: Insufficient Battery Charge: In the morning, if the output voltage is less than 12 volts, the starter motor may not reach the required speed. Check if the battery electrolyte needs to be replenished. It is generally recommended to replace the battery every 2 years. Battery Failure: In the morning, when the engine temperature is low, the viscosity of the lubricating oil increases, fuel volatility deteriorates, and the battery's working capacity weakens, leading to difficulty in starting. It is advisable to park the car in a garage with heating facilities. If parked outdoors, frequent starting of the vehicle can easily damage the battery due to prolonged high-load discharge, resulting in failure to start. Excessive Carbon Buildup: This can prevent the car from starting. Regularly driving at high speeds can help reduce carbon buildup. After starting the car, wait 30 seconds to a minute before driving. However, avoid driving at high RPMs during this time. Maintain a low speed for about 3-5 minutes, keeping the RPM generally below 2000. Once the engine temperature rises to the normal operating temperature, resume normal driving.
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