DTC Detection Logic

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

P0137

00

O2 sensor bank 1 sensor 2

(O2 sensor circuit low voltage bank 1 sensor 2)

Diagnosis condition

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Signal (terminal)

Heated oxygen sensor 2 signal

Threshold

• The maximum voltage from the sensor does not reach the specified voltage
• ECM detects the heated oxygen sensor 2 circuit is short to ground.

Diagnosis delay time

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