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Home >> Mazda >> 2013 >> 5 Grand Touring >> Repair and Diagnosis >> External Pages >> Different car >> Section 161 (On-Board Diagnostic [Engine Control System AJ]) >> DTC P0140, P0160: Ho2S (Rear, RH) Circuit No Activity Detected; Ho2S (Rear, LH) Circuit No Activity Detected >> Diagnostic Procedure

Diagnostic Procedure

WARNING: This page is about a different car, the 2004 Mazda MPV. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: DTC P0140, P0160 Diagnostic Procedure Chart (Step 1-5)
G00992316Courtesy of MAZDA MOTORS CORP.
Fig 2: DTC P0140, P0160 Diagnostic Procedure Chart (Step 6-11)
G00992317Courtesy of MAZDA MOTORS CORP.
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