DTC P2258: Air Pump Relay Control Circuit High

Fig 1: DTC P2258 Detection Condition & Possible Causes Chart

Courtesy of MAZDA MOTORS CORP.

Diagnostic Procedure 

Fig 2: DTC P2258 Diagnostic Procedure Chart (Step 1-4)

Courtesy of MAZDA MOTORS CORP.

Fig 3: DTC P2258 Diagnostic Procedure Chart (Step 5-8)

Courtesy of MAZDA MOTORS CORP.