On Board Diagnosis Logic: Notes

These self-diagnoses have the one trip detection logic .

NOTE: If DTC P2122 or P2123 is displayed with DTC P1229, first perform the trouble diagnosis for DTC P1229. Refer to DTC P1229 SENSOR POWER SUPPLY .

Fig 1: Identifying DTC P2122 & P2123 Conditions & Possible Causes

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