Mazda 3 Computer No Communication

My Mechanic Hooked Up The N.y. State Inspection Computer Numerous Times To My Car, But Kept Getting A Noncommunication Error Message.

My Car Listed Above Failed To Communicate With Nj Dmv Computer. The Mechanic Performed The Gateway System Wire Repair, And I Went Back To...

I Bought Vehicle And Noticed Major Suspension Problems. I Put Almost A Whole New Front End On It To Finally Figure Out It Was A Bad...