148 Error Code For Interstate Tractor Tractor Models
There are 4 kind of error description.
Frequency Throttle Signal shorted low
Backup alcircuit shorted or open
Implement feedback #1 out of range Low
Backup alarm circuit shorted or open
If Inadequate air flow is problematic, so clogged air filters, evaporator core air flow restricted, faulty blower fan motors, defective blower switch or faulty wiring or loose connections.