Oil/Temp, Low Fuel, theft lamps flashing

[isanchezgdl]

Hello, I have a question, what can produce te combination of this 3 indication lamps flash? some mins ago I charge gas and just a minute after turn on the engine all this flash and then the rpm drops and then go up to 1200 to fast, (this 3 lights en adition the check engine light) the only change this weekend was de fuel filter, nothing else.
What can produce this problem and how can I solve it?
Thanks a lot for you help

 

[1997SCEBFEX]

Alternator/charging system. Mine did the same thing many years ago and it was a bad alternator.

 

[isanchezgdl]

Thanks a lot, I will check the alternator, fuses, wires.
I really appreciate your help.