Why won't the car start after being parked for 6 days?

2 Answers
AliyahLee
07/25/25 9:02am
If a car won't start after being parked for 6 days, it is likely due to insufficient battery power, excessive carbon buildup in the idle motor, intake tract, intake valves, and combustion chamber; or it could be caused by issues with the fuel injectors, such as leaks or excessive carbon deposits, leading to an overly lean air-fuel mixture during startup and preventing the engine from starting. It is advisable to promptly contact a 4S shop or repair shop for inspection and maintenance. Leaving a car unused for extended periods not only results in starting issues but also causes damage to the exterior paint. Long-term outdoor parking exposes the vehicle to wind, rain, and sunlight, and without regular maintenance, the paint surface can become corroded and oxidized. Therefore, when parking the vehicle for an extended time, it is recommended to cover it or park it in a cool, dry place, and perform regular maintenance.
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EmilianoLynn
08/10/25 7:09pm
I've encountered similar situations before. Difficulty starting the car after parking for several days is usually caused by battery drain. When the vehicle is parked, electronic systems continue to consume a small amount of current, causing older batteries or those affected by weather to discharge faster. It's recommended to first check if the headlights turn on; if they appear dim, you'll need jumper cables or a charger. Another possibility could be a clogged fuel pump or insufficient fuel supply due to gasoline evaporation - try pressing the accelerator a few times before starting. Poor wiring harness contact or corroded terminals can also interrupt the circuit - cleaning them might restore function. Prevention is simple: take regular short drives of 15 minutes to keep the battery fully charged, or use a smart charger to maintain battery health during winter.
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