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Home >> Mazda >> 2004 >> MPV LX >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> On-Board Diagnostic [Engine Control System AJ] >> DTC P0134, P0154: Ho2S (Front, RH) Circuit No Activity Detected; Ho2S (Front, LH) Circuit No Activity Detected >> Diagnostic Procedure
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Diagnostic Procedure

Fig 1: DTC P0134, P0154 Diagnostic Procedure Chart (Step 1-7)
G00992310Courtesy of MAZDA MOTORS CORP.
Fig 2: DTC P0134, P0154 Diagnostic Procedure Chart (Step 8-11)
G00992311Courtesy of MAZDA MOTORS CORP.
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