Meshal19xx

Hello everyone this is my first post i have an 2012 A7 that has a fault code of the oil pressure switch and EPC + 4k rpm limit when I drive and rev the rpm to 4k+ i had replaced both switches 1 and 2 pins and it still has fixed this issue what can i do now what do I check next the code still showing oil pressure switch even tho they are brand nee for the audi dealer

6410 - Oil Pressure Switch
P164B 00 [167] - Malfunction
MIL ON - Not Confirmed - Tested Since Memory Clear
Freeze Frame:
Fault Status: 00000001
Fault Priority: 2
Fault Frequency: 1
Mileage: 153260 km
Date: 2023.09.25
Time: 06:30:31

Engine RPM: 5485.00 /min
Normed load value: 74.5 %
Vehicle speed: 77 km/h
Coolant temperature: 97 °C
Intake air temperature: 58 °C
Ambient air pressure: 970 mbar
Voltage terminal 30: 13.202 V
Unlearning counter according OBD: 40
Engine speed: actual: 5504 /min
Coolant temperature: 97.50 °C
TQI_AV_ENVD: 298 Nm
Battery voltage: 13.304688 V
Engine: operating status: PL
Vehicle speed: actual: 77 km/h

please if any can help I would be much appreciated thank you