Can I drive with a bad coil pack?
It is possible to drive with a faulty Coil On Plug (COP), but not advisable. Driving with a faulty waste spark ignition system won’t be possible. Driving with a faulty coil pack can damage other components of the engine. You’ll also learn how to diagnose and replace your faulty coil.
Is it bad to drive a car with a bad spark plug?
Continuing to drive with worn out or damaged spark plugs can ultimately cause engine damage, so don’t put it off.
Can a bad spark plug damage a bad coil?
However, it’s possible for bad coils to still pass this test. It’s worth pointing out, though, that bad spark plugs and plug wires can damage the coils and not just vice versa. Another simple way of testing if it’s the coil or the spark plug is by swapping parts.
How does the ignition coil work in a VW?
In older cars, there is one ignition coils that sends the spark to a distributer, which then sends the spark to the waiting spark plug. Newer Volkswagen cars, however, there is one ignition coil for every spark plug which opens up the possibility of more coil failure Symptoms of a Faulty Ignition Coil
What to do if your spark plugs don’t work?
Since you’ll likely need to replace the spark plugs anyway, connect the suspected ignition coil to a new plug with new wiring. If it still doesn’t fire, it’s the coil. Or, simply unplug the wires from each cylinder one at a time. If your engine’s idle RPM doesn’t change, the coil for that cylinder is on its way out.
Can a bad ignition coil cause a hard start?
To run, your vehicle’s engine needs a spark at the right time. If a spark plug is not getting the right voltage to create a spark, you may experience a hard start. This may mean the ignition coil is not working properly. While this problem can happen with any coil configuration, it is more common with engines that have a single ignition coil.