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Thread: 2jz-ge swap into mx83 help!

  1. #1
    Forum Member 1st year Apprentice
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    Default 2jz-ge swap into mx83 help!

    Im doing a Engine swap in my 1991 Toyota Cressida MX83. Just put in a 2jzge out of a 1994 Toyota Supra and need help with the wiring....
    If anyone could tell me what wire goes where that would be great!!!!!!

    ENGINE: 2JZ-GE AUTO ECU/HARNESS
    TRANMISSION: W58

    Honestly any help would be amazing like photos of the colours of wires and everything.....
    Thanks you

  2. #2
    Junior Member Grease Monkey
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    Default Re: 2jz-ge swap into mx83 help!

    Hi,

    send me a message, i can help.

  3. #3
    RZN169R+2JZGTEVVTI+R151 Domestic Engineer madmont's Avatar
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    Default Re: 2jz-ge swap into mx83 help!

    MX83 7MGE
    Jealousy is a curse

  4. #4
    RZN169R+2JZGTEVVTI+R151 Domestic Engineer madmont's Avatar
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    Default Re: 2jz-ge swap into mx83 help!

    Here are the colours of the wires and their functions on my MX83 GRANDE loom plugs from 7MGE motor to underdash plugs
    White plug
    yellow with brown spots___________ speedo speed sensor
    brown _________________________ speedo speed sensor [make sure you earth this one]
    yellow_________________________ temp sensor
    black__________________________ tacho
    yellow/blue _____________________ oil pressure switch
    red/green [2] __________________ reverse
    green__________________________ park
    red ___________________________ neutral
    blue___________________________ drive
    light green______________________ 2
    pink __________________________ L
    Square grey plug
    small black/white _______________ AC clutch
    blue/red_______________________ FP diags
    black/red _____________________ +B diags
    red/black _____________________ 12v supply for speed sensor etc
    big black______________________ nsw
    big black/white _______________ nsw from start relay
    light green ____________________ goes to purple/white in other grey plug
    green with spots _______________ tccs diode
    green/white ___________________ stop light switch
    big black/yellow________________ power from ignition
    small black/yellow _____________ solenoid 2 in transmission to cruise control ecu
    green________________________ from airflow for circuit opening relay
    black _______________________ from temp sensor on water inlet to start injector
    Rectangular grey plug
    pink__________ _______________ TE1 diags
    brown/black __________________ earth
    pink/green__________ _________ TE2 diags
    grey________________________ VF1 diags
    purple/white__________________ goes to pink. and light green in other grey plug
    grey/green___________________ brown wire on abs sensor
    pink/blue ____________________ grey wire on abs sensor
    purple ______________________ blue wire on abs sensor


    Wires from 94 model Supra 2JZGE motor to under dash loom plugs
    black/orange__________________ +12v
    blue/red _____________________ speed sensor
    yellow _______________________ +12v
    red__________________________ speed sensor
    yellow /green__________________ alternator warning lamp
    brown________________________ radiator temp?
    black with spots _______________ air con
    green/yellow __________________ air con
    purple/white __________________ air con
    green with silver spots __________ oil level
    brown with silver spots__________ oil level
    yellow/blue___________________ temp sensor
    grey_________________________ trans indicator park
    green/red_____________________ trans indicator drive
    blue_________________________ trans indicator neutral
    red/black_____________________ trans indicator reverse
    black/white___________________ trans indicator neutral start
    light green/red________________ trans indicator 2
    green/black __________________ trans indicator L
    green/red ____________ ______ plug near alternator
    green/black __________________ plug near alternator
    yellow/ black__________ _______ oil pressure switch
    red with silver spots____________ from tps to cruise control
    DIAGNOSTICS connector wires
    blue ________________________ WA
    pink________________________ TL
    black/yellow__________________ AB
    yellow/blue___________________ TE1
    yellow ______________________ TS
    blue/red_____________________ FP
    black/white __________________ IG- tacho feed
    Jealousy is a curse

  5. #5
    Forum Member 1st year Apprentice
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    Default Re: 2jz-ge swap into mx83 help!

    So what wire goes to what?

  6. #6
    RZN169R+2JZGTEVVTI+R151 Domestic Engineer madmont's Avatar
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    Default Re: 2jz-ge swap into mx83 help!

    To find out what wire goes to what you look at the wiring diagrams very carefully make notes and then put it all together
    Jealousy is a curse

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