Why is my check engine light flashing when I accelerate?

Why is my check engine light flashing when I accelerate?

When you accelerate more fuel is needed to increase the rate of combustion. If the fuel is not available, then this can cause the engine to misfire, causing the check engine light to flash.

Can bad spark plugs cause engine light to flash?

Worn/failed spark plugs, coil packs, or spark plug wires can trigger your check engine light to come on. In today’s cars, say Firestone Complete Auto Care technicians, if a plug starts to fail then the most obvious event should be the check engine light coming on or even flashing.

Why does my Nissan Sentra have a flashing check engine light?

A flashing check engine light is your Nissan Sentra’s way of saying “I have a serious problem, don’t ignore me”. Most of the time, that serious problem is a misfire. This flashing light should not be ignored. When your engine is misfiring, it is dumping raw fuel into the exhaust.

Why does my check engine light keep blinking?

When your engine is misfiring, it is dumping raw fuel into the exhaust. This raw fuel can detonate, which causes damage to the catalytic converter and the exhaust system itself. There can be other situations that can cause the check engine light to blink as well.

How to check engine light codes on Nissan Leaf?

Nissan Check Engine Light Codes 1 Connect scan tool to the 16-pin data link connector (DLC) located underneath the steering column. The connector may have a removable cover. 2 Turn the ignition on. 3 Follow scan tool manufacturer’s operating instructions to access the Diagnostic Trouble Codes (DTC’s).

What causes a Nissan Sentra engine to misfire?

There are other misfire related codes as well, but those are the most common ones. Keeping in mind that any engine needs air, fuel, and spark for ignition, your Nissan Sentra’s fuel system can often cause the engine to misfire. It can run too lean or rich.