Looking For Clonk Rage Keyfile Can A Faulty Light On A Car Cause A Leak To Earth And The Battery To Go Flat?

Can a faulty light on a car cause a leak to earth and the battery to go flat? - looking for clonk rage keyfile

Recently clonk my car at the petrol station was not a sudden I have to go back, but if I have the lights were low on the lights in the dashboard, now I have, I found the j cluster plate back into the full light of the water, dried and cleaned the connector and now it seems evrything fine.The car seems to run well and the dashboard is free again.
Can a lot of bad light, because this problem or should I somewhere else?