Downstream lambda sensor operation check
- Make
- Alfa Romeo
- Model
- GT Factory Service Manual
- Year
- 2003–2010
- Section
- Exhaust emission control system › Downstream lambda sensor operation check
‹ Prev Upstream lambda sensor operation checkNext › Idling c.o. level - check with special equipment
EngineDownstream lambda sensor operation check
DOWNSTREAM LAMBDA SENSOR OPERATION CHECK
- Disconnect the negative battery terminal.
- Disconnect the electrical connection for the downstream Lambda sensor.
- Check that the heater resistance measured between pins 3 and 4 is between 3.5 and 4.5 Ohm at 20 °C.
‹ Prev Upstream lambda sensor operation checkNext › Idling c.o. level - check with special equipment
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