Across
- 3. B1S2 should show _______ if reading correctly
- 7. Catalytic converter efficiency below threshold B1 code=
- 8. The _____ sensor measures the efficiency of the Cat
- 9. first thing you do when diagnosing an electrical issue is to pull a ______ ______
- 10. B1S1 what does the B stand for?
Down
- 1. name of a traditional O2 sensor is a _____ band sensor
- 2. name of a more accurate o2 sensor sometimes refered to as an A/F sensor
- 4. which sensor is used if the ECM detects failure of O2 sensors
- 5. The _____ sensor measures the efficiency of the engine
- 6. B1S1 should show rapid ______ if reading correctly