Code : P1289
Make : NISSAN
Description : P1289 NISSAN Air Fuel Ratio Sensor 1 Circuit Slow Response Bank 2
Possible causes :
– Faulty Air Fuel Ratio (A/F) Sensor 1 Bank 2
– Air Fuel Ratio (A/F) Sensor 1 Bank 2 harness is open or shorted
– Air Fuel Ratio (A/F) Sensor 1 Bank 2 circuit poor electrical connection
– Low fuel pressure
– Faulty Fuel injector
– Intake air leaks
– Exhaust Gas l
Solutions :
– Carry out a Reset via CarDiag
– Choose a better quality fuel
– Check that the tank cap is securely closed
– Check the oil level and add more if it is lower than MAX
– Restart an Automatic diagnostic via CarDiag
– If the fault persists, you can check the “Possible causes” listed above : visually inspect (by yourself (tutorials to come) or by a professional) the wiring harness and the associated connectors, check for damaged components, and look for broken, bent, pushed, or corroded connector pins.
