What is this code

Just bought another micra after owning one for years, drove it back last night with no problems. Went out to use it today and engine management light is on put code reader on it and showing code P1147. Anyone Know what this code is please.
 
P1147 NISSAN - Heated Oxygen Sensor 2 Maximum Voltage Monitoring Bank 1

Repair Importance Level: 3/3

Repair Difficulty Level: 2/3

Faulty heated oxygen (O2) sensor 2 (rear)Intake air leaksHeated oxygen (O2) sensor 2 (rear) harness is open or shortedHeated oxygen (O2) sensor 2 (rear) circuit poor electrical connectionInappropriate fuel pressureFaulty fuel injectors

Sent from my ASUS_T00P using Micra Sports Club mobile app
 
OP
OP
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P1147 NISSAN - Heated Oxygen Sensor 2 Maximum Voltage Monitoring Bank 1

Repair Importance Level: 3/3

Repair Difficulty Level: 2/3

Faulty heated oxygen (O2) sensor 2 (rear)Intake air leaksHeated oxygen (O2) sensor 2 (rear) harness is open or shortedHeated oxygen (O2) sensor 2 (rear) circuit poor electrical connectionInappropriate fuel pressureFaulty fuel injectors

Sent from my ASUS_T00P using Micra Sports Club mobile app
Thanks will change it
 
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