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What does an open engine control fuse mean?

An open engine control fuse means that the fuse has blown and is no longer providing power to the engine control unit (ECU). This can prevent the engine from starting or running properly.

There are a few things that can cause an engine control fuse to blow, including:

* A short circuit in the wiring harness. This can happen if the wires are damaged or if they come into contact with metal.

* A faulty engine control unit. If the ECU is damaged, it can draw too much power and blow the fuse.

* A problem with the ignition system. If the ignition system is faulty, it can cause the engine control fuse to blow.

If you find that your engine control fuse has blown, you should take your vehicle to a qualified mechanic to have them diagnose the problem and replace the fuse.

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