What are the reasons for a car generator failing to start?

2 Answers
LeEverett
07/29/25 3:14am
Car generator failing to start reasons are as follows: Refueling time: First, check if the engine oil and gasoline are not newly added. If they are not newly added and have been added for more than three months, it is necessary to drain the engine oil and gasoline and replace them with new ones. The validity period of engine oil and gasoline is only three months. After three months, the engine oil and gasoline lose their viscosity and become ineffective. Refueling quantity: Check if the generator's engine oil and gasoline are not fully filled. If they are not fully filled, the generator will also fail to start. Spark plug: The spark plug does not ignite. If it does not ignite, remove the spark plug, dip it in a little gasoline, and then reinstall it to see if the generator ignites. If it ignites and starts, there is no problem.
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MacKyle
08/12/25 7:06am
When my car won't start, I always find it quite frustrating. The most common issue is a dead battery, which might happen if the car hasn't been driven for a long time or if the lights were left on and drained the power. Another frequent cause is a worn-out starter motor or loose wiring—like when I helped my neighbor fix their car and found the starter motor contacts were burnt out and couldn't function properly. It could also be an ignition system problem, such as spark plugs clogged with carbon deposits or a faulty ignition coil, leading to insufficient spark to ignite the fuel. A failing fuel pump or lack of fuel supply can also prevent the engine from starting, especially if the fuel filter is clogged in older cars. Don’t forget to check the fuse box or relays for any blown fuses or damaged components—sometimes simply replacing one can solve the issue. As a preventive measure, it's advisable to test the battery voltage monthly to avoid being caught off guard by a dead battery. If all else fails, calling professional roadside assistance is better than risking further damage by tinkering yourself.
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