FixVault

DTC Detection Logic

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

P2270

O2 sensor signal bank 1 sensor 2

(O2 sensor signal biased/stuck lean bank 1 sensor 2)

A

Diagnosis condition

--

Signal (terminal)

Heated oxygen sensor 2 (bank 1) signal

Threshold

An excessively high voltage from the sensor is sent to ECM

Diagnosis delay time

--

B

Diagnosis condition

--

Signal (terminal)

Heated oxygen sensor 2 (bank 1) signal

Threshold

The minimum voltage from the sensor is not reached to the specified voltage

Diagnosis delay time

--