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please help!!! A3 TDI wont start!

Discussion in 'A3/S3/Sportback (8P Chassis)' started by a3 fkv, Feb 6, 2013.

  1. a3 fkv
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    a3 fkv New Member

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    [Feb 6, 2013]
    Audi A3 2.0 TDI Sport -

    Engine is starting and straight away is switching off. Put on diagnostic machine and the following fault codes are appering:
    18051 - Please check DTC memory of central eletric ECU.
    18353 - ???
    18358 - ???
    18045 - Data bus powertrain missing message f. central. eletric control
    18043 - Data bus powertrain missing message f. all wheel drive control
    17978 - Control Module Locked
    Cleared codes then these codes apeared:
    18058 - Data bus powertrain missing message fr. instrument panel ECU
    18045 - Data bus powertrain missing message f. central eletric control
    18043 - Data bus powertrain missing message f. air conditioning control
    18353 - ???
    17978 - control module locked

    Car was starting fine before. i was checking the fuses as the ABS light was on and a fault 00668 - Supply Voltage Terminal 30 was showing. thi fault has now gone :D but the car wont start :(

    please help.

    Thanks in advance :D
    #1
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  3. a3 fkv
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    a3 fkv New Member

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    [Feb 6, 2013]
    i also cant track online what fault codes 18353 and 18358 are if any one can help also :)
    #2
  4. NHN
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    NHN Retrofitter - Audi - VW - Skoda - Seat Site Sponsor VCDS Map User

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    [Feb 6, 2013]
    Does the car turn over just wont kick into life or its not even turning over?
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  5. a3 fkv
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    a3 fkv New Member

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    [Feb 6, 2013]
    cars turning over and starting instantly, but appears to immobilise.
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  6. gen.heinz guderian
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    gen.heinz guderian Well-Known Member Regional Rep VCDS Map User

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    [Feb 6, 2013]
    What diagnostic reader are you using?
    #5
  7. NHN
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    NHN Retrofitter - Audi - VW - Skoda - Seat Site Sponsor VCDS Map User

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    [Feb 6, 2013]
    Then thats the immo system problem then, if it kills after 2 seconds or so.
    #6
  8. a3 fkv
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    a3 fkv New Member

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    [Feb 6, 2013]
    all it says on it is vagscanner VAGS30 can VW/Audi code reader Autel.

    its not actually mine. i borrowed it from a mate :)
    #7
  9. a3 fkv
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    a3 fkv New Member

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    [Feb 6, 2013]
    so how do i rectify this??
    #8
  10. mike foster
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    mike foster Fossie VCDS Map User

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    [Feb 6, 2013]
    I don't think you can without specialist equipment not available to joe public.

    If the immo. is the problem then it needs reprogramming with special ( secret) codes available only from Audi Germany or indies. with the right kit !
    #9

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