Does anyone know how to swap a sc300 cluster to a sc400. I have been told that you can change out the part of the cluster the has the part numbers on top of it to the sc300 cluster and that will fix the rpm needle problem when making this swap. I have not tired it yet, i just neede to get...
My sc did the same thing, but the cluster would also come on after the car was turned off and it would set off my alarm. What turned out to be was my ignition switch. I dont know if this helps you, but it was my expirence.