Usually low tire pressure - usually from cold weather.
low tire pressure
The warning light with an exclamation point on a Hyundai Santa Fe typically indicates a general warning or alert related to the vehicle’s systems, such as low tire pressure, a malfunction in the braking system, or other critical issues. It's essential to check the owner's manual for specific details related to the warning light. If the light remains on or flashes, it's advisable to have the vehicle inspected by a professional to ensure safety and proper functioning.
The exclamation point warning light on a BMW 650I indicates low tire pressure.
your question makes no sense. the imobilzer would be if you disconnected battery.it shouldn't matter if you replaced it with a 04 engine. unless you have a bad crank position sensor. or a bad ignition switch for security.
Brake system warning light.....
The exclamation mark on any sign is an alarm or warning. With a fire symbol, the sign is warning of combustibles nearby.
it means your handbrake is on
An exclamation mark inside a triangle is a warning sign. This can be a warning sign on many devices including a car, a computer, or a cell phone.
The red exclamation point in a circle is the parking brake indicator.
Parking bake is on.
low tire warning
handbrake light