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Home >> Mazda >> 2004 >> 3 i, Standard >> Repair and Diagnosis >> Engine Performance >> System >> On-Board Diagnostic [Engine Control System] >> DTC P0037: Middle Ho2S Heater Circuit Low Input >> Diagnostic Procedure

Diagnostic Procedure

Fig 1: DTC P0037: Diagnostic Procedure Chart (Steps 1 & 2)
G00974410Courtesy of MAZDA MOTORS CORP.
Fig 2: DTC P0037: Diagnostic Procedure Chart (Steps 3-8)
G00974411Courtesy of MAZDA MOTORS CORP.


Fig 1: DTC P0037: Diagnostic Procedure Chart (Steps 1-4)
G00974414Courtesy of MAZDA MOTORS CORP.
Fig 2: DTC P0037: Diagnostic Procedure Chart (Steps 5-10)
G00974415Courtesy of MAZDA MOTORS CORP.