P0136

P0136

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