Is it OK to have different brand spark plugs?

Although many motorists and technicians prefer to stick with the same brand when replacing spark plugs, there’s nothing on the label that limits a particular brand of plug to a particular vehicle make or model.

What happens if you use the wrong spark plugs?

If the spark plug fires at the wrong time, this could lead to constant rattling, pinging or knocking sounds. Hard vehicle start. If your car is having trouble starting or just feels disjointed and jerky, your spark plugs may not be working right, and this can lead to misfires and erratic performance.

Can wrong spark plugs cause loss of power?

Misfiring Motor Misfiring motors work harder to maintain power, which saps fuel economy. It also leads to long-term damage if you do not fix the problem. Often times, replacing bad spark plugs will take care of it. your engine will suffer loss of power.

Do all spark plugs have to be the same?

While you should buy spark plugs in matching sets for your vehicle, not all spark plugs are universal. Spark plugs come in different sizes with different gaps and are manufactured using a variety of metals. Finding the ones that you need can be difficult.

How do you know if your spark plugs are wrong?

What are the signs your Spark Plugs are failing?

1. Engine has a rough idle. If your Spark Plugs are failing your engine will sound rough and jittery when running at idle.
2. Trouble starting. Car won’t start and you’re late for work… Flat battery?
3. Engine misfiring.
4. Engine surging.
5. High fuel consumption.
6. Lack of acceleration.

Can wrong spark plugs cause overheating?

Incorrect ignition timing is most extreme cases of a poorly running engine that can create extra heat but even things like worn spark plugs, a clogged fuel system or a dirty airflow sensor can cause your engine to create extra heat and run hot.

What would cause a weak spark?

If the spark is still weak after replacing the whole ignition system, then the normal size wiring or connector to the coil may be corroded or damaged somehow. The other real longshot is that the grounding strap between the engine/trans, body, and negative battery terminal is corroded/worn/damaged.