Conditions for Setting the DTC

P0133

• The ECM detects that the HO2S 1 average response time is more than a calculated value.
• DTC P0133 sets within 60 s when the above condition is met.

P013A 

The ECM detects that the accumulated mass air flow monitored during rich to lean transitions between 150-450 mV is greater than 10 g.

P013B 

The ECM detects that the accumulated mass air flow monitored during rich to lean transitions between 335-650 mV is greater than 140 g.

P013E 

The ECM detects that the Post O2 sensor voltage is greater than 450 mV and the accumulated mass air flow monitored during the delayed Response Test is greater than 20 g.

P013F 

The ECM detects that the Post O2 sensor voltage is less than 350 mV and the accumulated mass air flow monitored during the delayed Response Test is greater than 260 g.

P2270

• The ECM detects that the heated oxygen sensor (HO2S) 2 sensor cannot achieve voltage less than 775 mV.

  and

• The ECM detects that the accumulated mass air flow monitored during the Stuck Lean Voltage Test is greater than 60 g.

P2271

• The ECM detects that the heated oxygen sensor (HO2S) 2 sensor cannot achieve voltage greater than 100 mV.

  and

• The ECM detects that the accumulated mass air flow monitored during the stuck rich voltage test is greater than 30 g.