Does the check engine indicator bulb have a fuse?

Yes, the check engine indicator bulb has a fuse. The fuse is usually located in the fuse box under the hood of the vehicle. The fuse is typically labeled as "Check Engine" or "MIL" (Malfunction Indicator Lamp). If the fuse is blown, the check engine indicator bulb will not light up when the ignition is turned on, even if there is a problem with the engine.