i think its the brake fluid level sensor just check the level use dot 4 brake fluid.
It usually goes of if you put on your seat belt.
Check out the owners manual Can you explain what the light looks like?
Be more specific! Warning light or check engine. If, warning light. What function?
On a 1997 Ford Explorer : The air bag readiness warning light is located in the bottom area of the tachometer . It is between and slightly above the " BRAKE " warning light and the left turn signal indicator . It looks like a person that is seated and has a oval shaped circle in front of them
There are several warning lights on a 1997 Grand Am. Some of the warning lights are the ABS system, oil lights, and the check engine light.
On my 98 blazer a little light that looks like a gas pump would illuminate when low, a Jimmy should be the same. On a 1997 gmc jimmy, the check engine light comes on if you're very low on fuel.
fuel injector problem
In the A4 it's not a warning light, it should actually indicate that your lights are on.
On a 1997 Mercury Mountaineer : The " CHECK ENGINE " warning light is just to the left of the battery voltage gauge
The SBS warning light indicates a fault with your airbag sensors system.
That's the ubiquitous 'check engine' light.
If your 1997 Passat dies sometimes, you might have an issue with the alternator not charging the battery. You could also have a problem with the distributor or the coil.