Ignition is usually the easiest of the three to check because on most engines, all you have to do is pull off a plug wire and check for spark when the engine is cranked. On coil-over-plug DIS systems, there are no plug wires so you have to remove a coil and use a plug wire or adapter to check for a spark.
Stress can affect every part of your body. muscle aches, head aches, how your hair grows, the texture of your skin, it can affect your menstrual cycle.
Stress plays a major role in your immune system, and can impact your blood pressure, cholesterol levels, brain chemistry, blood sugar levels, and hormonal balance. It can even âbreakâ your heart, and is increasingly being viewed as a cardiovascular risk marker.