1.8 & 1.8T

Section for all things related to the 20-valve 4 cyl engine

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  1. rubjonny
    Sticky

    SEAT Ibiza AQX/AYP 20v -> CE2 + general fusebox plug reference guide

    rubjonny, Apr 25, 2017
    Replies:
    6
    Views:
    2,288
    rubjonny
    Nov 14, 2019
  2. 20V_JIMMY
    Sticky

    OEM management wiring: 1.8T => Mk2 harness install FAQ

    20v_jimmy, Dec 29, 2009 ... 30 31 32
    Replies:
    638
    Views:
    257,275
    rubjonny
    Dec 18, 2018
  3. MICHAEL GHIA
    Sticky

    1.8T 20V Engine codes FAQ

    Michael Ghia, Oct 31, 2004 ... 4 5 6
    Replies:
    107
    Views:
    170,944
    J66KE B
    Oct 15, 2016
  4. A.N. OTHER
    Sticky

    VAG Engine Part Dimensions

    A.N. Other, Nov 8, 2007
    Replies:
    1
    Views:
    7,253
    A.N. Other
    May 9, 2011
  5. Brian.G
    Sticky

    1.8T AUG Block Cutaway Pictures.

    Brian.G, Jun 18, 2009
    Replies:
    11
    Views:
    11,418
    Brian.G
    Jul 8, 2009
  6. MICKY1
    Sticky

    20v spec check - AEB fitting list

    micky1, May 17, 2009
    Replies:
    15
    Views:
    18,483
    micky1
    Jun 1, 2009
  7. MATT-T

    M3.8 Management - Upgrades?

    Matt-T, Nov 8, 2019
    Replies:
    0
    Views:
    49
    Matt-T
    Nov 8, 2019
  8. DODGY

    Mk3 1.8t 6 speed conversion

    dodgy, Nov 4, 2019
    Replies:
    10
    Views:
    104
    dodgy
    Nov 6, 2019
  9. nut 20v

    Mapping a M3.8.3 ecu

    nut 20v, Apr 7, 2014 ... 2
    Replies:
    25
    Views:
    4,140
    Matt-T
    Oct 21, 2019
  10. MK2SINGH

    Engine light on - Codes

    Mk2Singh, Aug 15, 2019
    Replies:
    17
    Views:
    213
    Mk2Singh
    Oct 5, 2019
  11. STE03

    AJQ Loom Conversion

    ste03, Jul 31, 2016 ... 2 3 4
    Replies:
    64
    Views:
    3,655
    pirrol
    Sep 27, 2019
  12. 10MM SOCKET

    1.8t running stand-alone ecu, running issue

    10mm socket, Jul 21, 2019
    Replies:
    2
    Views:
    119
    rubjonny
    Jul 27, 2019
  13. WHITE_GTI 8V

    Fuel gauge not working mk2 dash vr6 pump & wiring

    white_gti 8v, Nov 5, 2014 ... 2
    Replies:
    25
    Views:
    2,886
    rubjonny
    Jul 22, 2019
  14. LUCKY H

    Can I replace auq with aum

    Lucky H, Jun 12, 2019
    Replies:
    1
    Views:
    122
    sparrow
    Jun 12, 2019
  15. HIDRO

    1.8T seems to be overheating for no real reason...

    HidRo, Sep 2, 2017 ... 2 3
    Replies:
    56
    Views:
    3,615
    HidRo
    Apr 24, 2019
  16. NIGHTROAMER

    1.8t fuel pump advise

    Nightroamer, Nov 11, 2017
    Replies:
    15
    Views:
    681
    Nightroamer
    Apr 17, 2019
  17. NIGHTROAMER

    K04-023 & K04-020

    Nightroamer, Apr 14, 2019
    Replies:
    1
    Views:
    127
    Nightroamer
    Apr 14, 2019
  18. MARCUS.W

    Newbie advice needed for AUM re-build

    Marcus.w, Aug 20, 2016
    Replies:
    9
    Views:
    1,133
    Paul A Towers
    Mar 8, 2019
  19. Isaac Pettit

    Has anyone boosted a NA 2L aluminum 06a block?

    Isaac Pettit, Mar 1, 2019
    Replies:
    6
    Views:
    252
    Isaac Pettit
    Mar 7, 2019
  20. CUPRACRAIG

    AGU Metal Coolant pipe 06A121065AJ / 06A121065Ak

    cupracraig, Feb 2, 2019
    Replies:
    0
    Views:
    208
    cupracraig
    Feb 2, 2019
  21. TOPSPEEDGARAGE

    Help with Passat APU swap into Rx8

    TopSpeedGarage, Oct 19, 2018
    Replies:
    11
    Views:
    450
    TopSpeedGarage
    Jan 30, 2019
  22. 10MM SOCKET

    Are 1.8 NA and 1.8T cranks the same 06a

    10mm socket, Jan 22, 2019
    Replies:
    0
    Views:
    113
    10mm socket
    Jan 22, 2019
  23. The db

    mk2 20vt induction/air box

    The db, Mar 19, 2010
    Replies:
    10
    Views:
    2,153
    cupracraig
    Jan 17, 2019
  24. WHITE_GTI 8V

    Cold air induction on mk2 some ideas I have

    white_gti 8v, Jan 28, 2015 ... 2
    Replies:
    23
    Views:
    4,194
    cupracraig
    Jan 17, 2019
  25. GER16V

    new to mk4 1.8t ownership - looking for advice

    ger16v, Jan 4, 2019
    Replies:
    1
    Views:
    274
    jamesa
    Jan 4, 2019
  26. AMAZON2097

    Crankcase breather hose?

    Amazon2097, Nov 5, 2018
    Replies:
    1
    Views:
    252
    Tristan
    Nov 6, 2018
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