That can be caused by an number of reasons. The most common is a misfire or a multiple cylinder misfire. This can me caused from an internal oil leak into the spark plugs. You can go to an Auto Zone or any place like that and they can hook the Jeep up to a diagnostic machine to let you know what the code is. That will help you figure out where to start to fix the problem. If the light is flashing do not drive it because it is something more serious.
use a code scanner to find out. You should be able to borrow an OBDII code scanner from an auto parts retailer in your area.
The check engine light on a 2005 Jeep Grand Cherokee looks like this... Here is a link Check Engine Light It looks like a little yellow engine.
Check the operating mechanism
The check engine light comes on and stays on when a problem is detected by the self diagnosis system of your vehicle. Generally, a check engine light is lit when there is a problem in the emissions or somthing that is affecting the effectiveness of the emissions.
A gasket could be the cause of a Jeep Cherokee engine to whistle when it's cold. Check the throttle body gasket to see if it needs to be replaced.
It is a communication issue between the cluster and the other computers. It could be any computer or any wiring in between. Not a diy repair. Take to a capable mechanic.
The check engine light on a 2005 Jeep Grand Cherokee looks like this... Here is a link Check Engine Light It looks like a little yellow engine.
A flashing check engine light normally means you have a misfire.
Check the operating mechanism
There are several reasons why a check engine light could be on a 1995 Jeep Cherokee Sport. A few reasons are a loose gas cap, spark plugs, or low oil.
The engine will turn over with spark or no spark. Your's turns over I assume and has no spark. Check the coil pak. or ign. module if equipped.
P1698 no bus message from tcm. The engine computer is unable to "talk" to the transmission computer. You need to check the wires between the two.
There are pages and pages of things that can cause a check engine light. Have the code checked with a scanner.
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.
Disconnect the negative battery cable for about two minutes and that should reset your check engine light.
With a scan too or with a battery disconnect.
The check engine light comes on and stays on when a problem is detected by the self diagnosis system of your vehicle. Generally, a check engine light is lit when there is a problem in the emissions or somthing that is affecting the effectiveness of the emissions.
Why would you want it to come on. Its not on because theres nothing wrong with your engine.