Hello I’m having an issue with my 2003 Honda Accord ex sedan v6 3.0 car where the check engine light comes on and gives me the p0430 code then after so many miles it turns off then after so many miles comes back and everything has been checked such as catalytic converters which it has three also the oxygen sensors are good and there are no exhaust leaks also the (!) comes on then after driving the tct also comes on and the codes it gives is 83-1 and 84-1 also sometimes the air bag light comes on and then after turning the car off and back on a few times then it will turn off ..any one have this issue I’m starting to think my ecu is bad but am not sure please help