It could be the fuel relay is stuck.
If your engine is running , and the battery light comes on , that indicates that your battery is not being charged
You can't
The Service Engine or Check Engine light comes on when the ECU has detected a problem with the emissions system. Do not ignore this light even if the engine seems to be running fine. Failure to repair this can cause damage to the catalytic converter especially if the vehicle is not running good or using excess fuel.
The engine does not have to be running to release the parking brake on your 1994 Cadillac Seville. The parking brake can be engaged or released without the engine running.
check your gauges first is it running hot ? is the oil pressure ok ? if the engine seems to be running fine then it could be a bad ground theres alot of things that could cause this but those are the easyest to determine
The 4 cylinder engine is 2.3 liters ( 140 cubic inches ) in a 1994 Ford Ranger
dash dash
The check engine light only comes on if there's a problem with suction (i.e. you filled the gas tank with the car running or left the gas cap open and drove. You can't reset it, you have to unhook the battery. If it comes on again, unhook the battery again. If it comes on a 3rd time, I'd see the dealer.
It comes out the top.
Check the engine oil, sometimes when the oil is low the check engine light comes on while sitting still and goes out when you accelarate.
There may be something wrong with the transmission.
If it is a diesel engine, both will power it (parallel) still running 12 volts