DTC B14E2 Air Mix Door Actuator Stepping Motor Circuit Short-Circuit (Driver)

DTC detecting condition: 

Air mix door actuator stepping motor circuit is shorted.

Trouble symptom: 

Temperature cannot be adjusted.

Wiring diagram: 

Air conditioning system Ref. to WIRING SYSTEM>Air Conditioning System>WIRING DIAGRAM .

Fig 1: Air Conditioning System Wiring Diagram (Air Mix Door Actuator Stepping Motor Circuit Short-Circuit)

Courtesy of SUBARU OF AMERICA, INC.

Fig 2: Air Conditioning System Air Mix Door Actuator Stepping Motor Circuit Short-Circuit Diagnosis Flowchart

Courtesy of SUBARU OF AMERICA, INC.