DTC P0154 - Lambda Bank 2 Sensor Heater Status Not Ok
Conditions for setting dtc P0154
| ￭ | Engine Running |
| ￭ | Lambda Bank 1 Sensor ≥ 40 volts or ≥ 302 °F |
| ￭ | The above must be present for a period of 128 instances/cycles or greater to trigger DTC P0154 |
NOTE: A short or overcurrent in the heater circuit will also trigger DTC P0154.
