Reverse clutch solenoid coil or its wiring shorted to power
Aux 1st Lower Coil solenoid shorted to 12 volts.
Boost Pressure Sensor voltage is too low (engine controller pin A45)
Reverse clutch solenoid coil or its wiring shorted to power
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.