149 Error Code For Interstate Tractor Tractor Models

There are 2000 kind of error description.

Description:

Hitch UPPER LIMIT potentiometer is failed

Implement feedback #2 out of range High

Hitch UPPER LIMIT potentiometer is failed

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.

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