05
Apr
2004 Nissan Altima Service Engine Soon Light. On Nissan Altima we have the usual maintenance required light or check engine light. There are two methods for resetting the service engine soon light on a Nissan Altima. Was due for an oil change so its at shop now my mechanic is gonna check lite. I have a 2004 Nissan Altima.
The check engine light is a light to warn you to a possible issue with your exhaust system or emissions system. The computer processes input on system operating parameters while the car is active. When Nissan check engine or service engine lights come on one or more fault codes get stored in the On-Board Diagnostic OBD system of your vehicle. Service engine soon lightcatalytic converter. The Service engine soon light means that there is a minor problem with the electronics or your cars engine. Some manufacturers use the service engine soon light instead of the check engine light when there is just a minor problem with your car and not a severe problem.
The service engine soon light can come on for minor issues like a loose gas cap or for more major problems such as possible engine failure.
This system is very important as it regulates and controls the air to fuel ratio as well as a number of other vehicle functions. By Product Expert Posted in FAQs Service Sales on Wednesday February 22nd 2017 at 747 pm Meaning of check engine light in Nissan models. Those were the only codes for my sensors coming up that needed to be replaced. The check engine light is a light to warn you to a possible issue with your exhaust system or emissions system. The service engine soon light can come on for minor issues like a loose gas cap or for more major problems such as possible engine failure. I replaced my 02 senser crank sensor and cam sensor.