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1G Engine Wiring Diagrams/Pinouts

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  • 1G Engine Wiring Diagrams/Pinouts

    .

    42 - Defective No. 1 Speed Sensor (In Combination Meter)
    Severed wire harness or short circuit

    61 - Defective No. 2 Speed Sensor (in Auto Transmission) -
    Severed wire harness or short circuit

    62 - Severed No. 1 Solenoid or short circuit -
    severed wire harness or short circuit

    63 - Severed No. 2 solenoid or short circuit -
    severed wire harness or short circuit

    64 - Severed lock-up solenoid or short circuit -
    severed wire harness or short circuit
    Last edited by Z2TT; 27-04-2012, 09:08 AM.
    .
    - Complete English z20 Wiring Diagrams
    - All Circuits
    - Every Connector
    - Completely in English.

  • #2
    This will come in handy. Making it sticky.
    thanks Z2TT
    coFF33.wordpress.com

    Comment


    • #3
      unconfirmed ecu pin outs

      1G-GTEU pin outs

      Pin number Description
      A Computer Plug 1
      1 Earth
      2 Injectors (4-52)
      3 Starter Switch
      4 Auto Transmission
      5 Looks to be neutral switch for auto transmission
      6 Earth
      7 Injectors (4-52)
      8 Igniter
      9 Earth
      10 Igniter

      B Computer Plug 2
      1 Idle Speed Control Valve
      2 Idle Speed Control Valve
      3 Engine RPM Sensor (Distributor)
      4 Engine RPM Sensor (Distributor)
      5 Engine RPM Sensor (Distributor)
      6 Engine RPM Sensor (Distributor)
      7 Not real sure
      8 Igniter
      9 Water Temperature Sensor
      10 Idle Speed Control Valve
      11 Idle Speed Control Valve
      12 Test socket
      13 Test socket
      14 Throttle Position Sensor
      15 Throttle Position Sensor
      16 Not real sure
      17 Igniter
      18 Earth

      C Computer Plug 3
      1 Oxygen Sensor
      2 Not real sure
      3 Main Relay
      4 Turbo Indicator (green light in Taco)
      5 Vacuum Sensor (4-55)
      6 Speed Sensor
      7 Fuel Pump
      8 Water Temperature Sensor
      9 Air Flow Sensor
      10 Air Flow Sensor
      11 Battery
      12 Ignition Switch
      13 Earth
      14 Earth
      15 Sub-Oxygen Sensor Heater
      16 Not really sure
      17 Air Conditioning
      18 Check Engine Light
      19 Exhaust Gas Temperature Light
      20 Knock Sensor
      21 Knock Sensor
      22 Exhaust Gas Temperature Sensor
      23 Battery +
      24 Battery +

      Comment


      • #4
        Anyone have a full set of diagrams for the gz20? I'm working on getting them from a contact in japan, but if anyone has them it would save me some hassle.

        Comment


        • #5
          Hi , am on process of installing HKS gcc & VPC .
          I'm stuck with wiring , there's yellow with red to (mass pressure)
          There's white with red ( igniter )
          Which one yous reckon this 2 wires hook up ?
          Like which plug ?

          Comment

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