Have vehicle scanned to determine the problem - usually in the emission control system
The 2003 Jeep Wrangler has an inline 4 engine.
On a 2003 Lincoln Navigator : The check engine light / service engine soon light is a drawing of an engine located directly under the center of the tachometer
The check engine light on a 2003 Honda Accord will be triggered when something on the engine is malfunctioning. To rid the check engine a light the ECU will need to be reset.
Its a EVAP leak. I knock a hose off on my passenger side all the time when working on the engine, the check engine light always comes on, look for a loose hose if you havent figured this out already
The 2003 Jeep Wrangler has a 2.4 L base engine size.
The 2003 Jeep Wrangler's engine produces 147 hp @ 5200 rpm.
An engine cylinder misfire has been detected if your check engine light is flashing
Type your answer here... Hello how do you reset the check engine light on a 2003 Toyota 4runner. Thanks
my check engine light stays on and the o/d light blinks....what could this mean?
The 2003 Jeep Wrangler's engine produces 165 ft-lbs. @ 4000 rpm.
If a check engine light is flashing that means an engine cylinder misfire has been detected
To reset a check engine light for a Highlander 2003, disconnect the battery for 10 minutes. After this time, reconnect the cables.