car in limp mode manifold pressure sensor glow plug light flashing fault

cream2cream

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hello, a3 2008 car kept going into limp mode,

scanned error keeps poppin up;

1 Fault Found:
5169 - Manifold Pressure / Boost Sensor (G31)
P0238 00 [175] - Signal too High
MIL ON - Confirmed - Tested Since Memory Clear
Freeze Frame:
Fault Status: 00000001
Fault Priority: 2
Fault Frequency: 1
Mileage: 112837 km
Date: 2017.07.10
Time: 00:15:41

Engine speed: 979.50 /min
Normed load value: 31.4 %
Vehicle speed: 0 km/h
Coolant temperature: 49 °C
Intake air temperature: 24 °C
Ambient air pressure: 1010 mbar
Voltage terminal 30: 14.600 V
Unlearning counter according OBD: 40
Engine status: COENG_RUNNING
Outside air temperature: 21.0 °C
Particle filter: difference pressure: 30 hPa
Control Module temperature: 22.0 °C

Readiness: 1 1 0 0 1


changed sensors on intercooler pipe and n75 boost valve off a car that ran perfect, doesn't make any difference, b4 goes to dealers, any have advice abt what the issue may b?


thanks