Engine coolant blower motor relay -low speed
Engine coolant blower motor relay -high speed
Engine control module (ECM) -auxiliary 5 volt output low
Engine coolant blower motor relay -high speed -circuit malfunction
Evaporative emission (EVAP) system -blockage detected
Air Injection Solenoid Condition
Trans Fan Relay Circuit
Battery Temperature Sensor Volts Out of Limit
Glow plug control module -output stage
Glow plug(s) -defective