There are pages and pages of things that can cause a check engine light. You need to have it checked with a scantool. Then the code can be diagnosed and repaired.
On a 2002 Ford Expedition : The " check engine " light is the " SERVICE ENGINE SOON " light just to the left of the fuel gauge
acura cl 2002 check engine light
The 2002 Ford Expedition has a V8 engine.
Yes, a faulty O2 sensor will cause the check engine light to come on. Many auto parts stores will plug in an ODBII code reader to your Expedition to get the "trouble code" that tells you which sensor (there are 4) is faulty, free of charge.
If the check engine light it on a 2002 Hyundai Accent on one of the sensors is malfunctioning. The computer is acknowledging this and alerting the driver that there is a problem in the engine.
If the check engine light is flashing that means an engine cylinder misfire has been detected
If the check engine light is flashing that means an engine cylinder misfire has been detected
You need a scan tool to properly reset the check engine light.
The check engine light on a 2002 Ford Focus can be reset by disconnecting the battery for 1 to 2 minutes. This resets the vehicle's computer and clears the light.
The 2002 Ford Expedition has a 4.6 L base engine size.
You need to have the engine and abs checked for codes.
The 2002 Ford Expedition's engine produces 232 hp @ 4750 rpm.