Will the ecm affect my smog test?

I think my ecm is bad in my 96 Honda civic ex 5speed. Can I change the ecm? Do I need to find the exact matching ecm or can I use a different year ecm? Will it affect my smog test. I don't wanna buy a brand new one so I'm thinking of buying a used one from people parting cars or a parts shop. It's hard to find exact match that's why I want to know if it matters also I gotta smog test pretty soon.

Read more: Will the ecm affect my smog test?

Popular posts from this blog

Do you think CVT transmission is bad?

What's the deal with honda not being able to use coolants with silicates if it makes the coolant better and safer for the engine. Reason?

Car Insurance for 16 year old?

Back of the cars rattles because of bass?

Roughly how much could I get from selling my hybrid car with a dead hybrid battery?