DTC P0481: Cooling Fan No.2 Control Circuit Problem

Fig 1: DTC P0481 Detection Condition & Possible Causes Chart

Courtesy of MAZDA MOTORS CORP.

Diagnostic Procedure 

Fig 2: DTC P0481 Diagnostic Procedure Chart (Step 1-8)

Courtesy of MAZDA MOTORS CORP.

Fig 3: DTC P0481 Diagnostic Procedure Chart (Step 9-11)

Courtesy of MAZDA MOTORS CORP.