Condition for fault identification

Test condition:

The fault is recognized when the oxygen sensor voltage is less than 0.498 V and greater than 0.352 V and the resistance is greater than 65534 ohms.

Potential problem source(s):

Defect in wiring harness to oxygen sensor behind catalytic converter

• Oxygen sensor behind catalytic converter defective

  Terminal condition: none

  Voltage condition:

• None

  Temperature condition:

• Engine temperature > 85 °C

  Time condition:

• 120 sec.

  Other conditions:

• Engine on
• No additional diagnostic fault codes logged