Vauxhall vectra can the service light being on cause engine to cut out?

Yes, a service light on a Vauxhall Vectra can cause the engine to cut out. The service light is an indicator that there is something wrong with the vehicle that needs to be addressed. If the service light is on, it means that the vehicle's computer has detected a problem and is warning the driver to take the vehicle to a mechanic.

There are a number of reasons why a service light might come on, including:

* Low oil level: If the oil level is low, the engine will not be able to lubricate properly, which can cause it to overheat and cut out.

* Coolant leak: A coolant leak can cause the engine to overheat and cut out.

* Faulty spark plugs: Faulty spark plugs can cause the engine to misfire, which can lead to it cutting out.

* Faulty fuel injector: A faulty fuel injector can cause the engine to run lean, which can lead to it cutting out.

* Faulty oxygen sensor: A faulty oxygen sensor can cause the engine to run rich, which can lead to it cutting out.

If the service light is on, it is important to take the vehicle to a mechanic as soon as possible to have the problem diagnosed and repaired. Continuing to drive with the service light on can cause further damage to the vehicle and could potentially lead to the engine cutting out while you are driving, which could be dangerous.