P013A

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P013A
Diagnosis information - DME (DFI)
Oxygen sensor behind cat. conv., bank 1
NOTE: The switching times (rich/lean) of the oxygen sensor (dynamic response) are tested during and after the overrun phases.
Diagnostic conditions
- Engine running
- At operating temperature
- Overrun phase
Possible fault causes
- Misfires on this or the opposite bank
- Oxygen sensor faulty