... the car has been equipped with central door lock by remote or car alarm system.then:you ... Engine start function must need that central lock signal,and central lock signal can choosepositive or negative electricity) 1 ... .In 5 seconds,press "LOCK" button 3 times on remote controller,the engine ... times.4.If the turn on ACC,and press "LOCK" button 3 times,the engine will not start. ...