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audi a4 bpw warning light

Discussion in 'Audi S4/A4/A4 Cab (B7 Chassis)' started by jimbo owl, Jun 27, 2012.

  1. jimbo owl
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    jimbo owl New Member

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    [Jun 27, 2012]
    hello please help have had emissions warning light and intermiitent dpf regen i have following fault code should i replace sensor g450 and where is it located many thanks jimbo 001137 - Exhaust Pressure Sensor 1 (G450): Implausible Signal
    P0471 - 000 - -
    Freeze Frame:
    Fault Status: 01110000
    Fault Priority: 2
    Fault Frequency: 2
    Time Indication: 0
    Freeze Frame:
    RPM: 0 /min
    Speed: 0.0 km/h
    (no units): 20.40
    (no units): 15.30
    Mass Flow: 5.69 g/s
    Temperature: 222.0°C
    Temperature: 16.2°C
    #1
  2. c4a5er
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    c4a5er Member

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    [Jun 27, 2012]
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  3. jimbo owl
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    jimbo owl New Member

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    [Jun 27, 2012]
    many thanks mate seems striaght forward enought,have done some reading and its mentioned the sensor needs adapting after fitting does this mean a forced regen thanks again
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  4. c4a5er
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    c4a5er Member

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    [Jun 27, 2012]
    Well I certainly didn't do any kind of adaptation, all I did after fitting was clear the code and it's been fine to this day......no forced regen necessary in my case either I just resumed normal use of the car and it must have been through regeneration many times since.
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  5. jimbo owl
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    jimbo owl New Member

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    [Jun 28, 2012]
    All fitted mate took for a spin so far so good thanks for your help
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