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2007 nissan sentra 2.5 P1148 P0031

Vehicle: 2007 nissan sentra 2.5

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Since you have both codes, it probably means that you need a new Air Fuel Ratio Sensor 1.

P0031 NISSAN - Air Fuel Ratio Sensor 1 Heater Bank 1 Control Circuit Low

Read more: https://www.autocodes.com/p0031_nissan-2.html

P1148 NISSAN - Closed Loop Control Function Bank 1

Read more: https://www.autocodes.com/p1148_nissan.html

2007 Nissan Sentra Air/Fuel Ratio - Oxygen Sensor Location

 

1. Heated oxygen sensor 2 (Bank 1)

2. Heated oxygen sensor 2 (Bank 2)

3. Air fuel ratio (A/F) sensor 1 (Bank 2)

4. Three-way catalyst (under floor)

5. Muffler

6. Air fuel ratio (A/F) sensor 1 (Bank 1)

7. Three-way catalyst (manifold)

8. Air fuel ratio (A/F) sensor 1 (Bank 1) harness connector

9. Heated oxygen sensor 2 (Bank 1) harness connector

10. Heated oxygen sensor (Bank 2) harness connector

11. Air fuel ratio (A/F) sensor 1 (Bank 2) harness connector

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