What issue can arise from a faulty ignition system in a motorcycle?

A faulty ignition system in a motorcycle can lead to starting difficulties and backfiring primarily because the ignition system is responsible for creating the spark that ignites the fuel-air mixture in the engine's combustion chamber. When the ignition system is not functioning properly, there may be inconsistent or weak sparks, causing the engine to struggle to start or run smoothly.

This malfunction can result in unburnt fuel entering the exhaust system, which when ignited, may cause backfiring. Backfiring is essentially an explosion that occurs outside of the combustion chamber, typically in the exhaust system when there is an excess of fuel present due to poor ignition. Therefore, a faulty ignition system has a direct impact on engine performance, leading to the issues mentioned.

In contrast to other options, such as improved fuel efficiency or better throttle response, which are positive outcomes, these results are not achievable with a faulty ignition system. Furthermore, the claim that a faulty ignition system has no effect is misleading. It's crucial to understand that any malfunction in the ignition system will adversely affect the motorcycle's operation.