What's the matter when the engine hood cannot be opened and the pull wire is ineffective?

[McAlivia]

If the engine hood cannot be opened and the pull wire is ineffective, it may be due to the length of the pull wire. Here is some information about the engine: 1. Introduction: An engine (Engine) is a machine that can convert other forms of energy into mechanical energy. The first external combustion engine was invented by R. Stirling in the UK (Scotland) in 1816, which was later improved by Watt into a steam engine. 2. Applicability: Engines can be used as power generation devices or refer to the entire machine including the power device (e.g., gasoline engines, aircraft engines). Their types include internal combustion engines (such as gasoline engines), external combustion engines (such as Stirling engines, steam engines), gas turbines (used in racing cars), electric motors, etc. 3. Development history: Looking back at the history of the emergence and development of engines, they have gone through three stages: steam engines, external combustion engines, and internal combustion engines.

[SanKaylee]

I've encountered the hood release issue several times, and it's always frustrating. It's most likely a cable problem, especially common in older vehicles. The inner steel cable might be rusted solid, or the plastic retaining clip could be brittle and broken, causing it to detach when pulled. The latch mechanism itself can also jam if clogged with grease buildup - particularly in northern winters when it's prone to freezing. Last time I wasted hours trying DIY fixes before taking it to a mechanic who used a special hook tool through the grille slots to manually trip the latch. Pro tip: Ask your mechanic to spray rust inhibitor on the cable during routine maintenance, and avoid unnecessarily opening the hood to prevent dust accumulation.

[StDallas]

From a professional perspective, this malfunction mainly occurs in three scenarios. The cable wire may rust and break, especially at severe wear points along bending routes; improper cable adjustment can result in insufficient travel distance preventing unlocking; deformation of the hood latch mechanism or spring failure may also cause the latch tongue to jam. During handling, avoid forceful pulling as it easily snaps the cable. For experienced individuals, removing the front wheel liner to manually adjust the latch or lifting the hood from underneath the vehicle are viable solutions. During regular inspections, pay attention to whether the cable end connector is loose—many vehicles require a complete new cable assembly after six or seven years of use.

[OZoey]

Veteran driver experience tells you, this issue needs early prevention. When my car was just over ten years old, the hood wouldn't open. Upon inspection, I found the lock pivot had rusted into a solid lump. Now every time I wash the car, I have the mechanic spray rust remover on the lock mechanism and put a few drops of engine oil in the cable sleeve to keep it smooth. If you really encounter a situation where the cable doesn't work, don't yank it in frustration. Find an assistant to gently press down on the front edge of the hood while you pull the release - three or four times out of ten, the vibration will pop it open. If that still doesn't work, you'll have to remove the front bumper. Though troublesome, this preserves your car's paint from pry damage.