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1JZ/2JZ A340E Trans Harness + Fueltech FT550 COMBO!

1JZ/2JZ A340E Trans Harness + Fueltech FT550 COMBO!

Regular price $4,170.00 USD
Regular price $3,813.00 USD Sale price $4,170.00 USD
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1JZ/2JZ Engine and Automatic A340E Trans Harness + FT550 + Complete Nano Wideband COMBO!

Compatible in most front mount engine rear wheel drive vehicles, this 1JZ/2JZ Fueltech FT550 engine and automatic (A340E) transmission harness meets the needs of most. 

Built with Mil-Spec ETFE Insulated Electric Wire (Tefzel wire) we strive to offer top quality harnesses.


This harness will have you ready for the FT550 controlling engine and A340E transmission. 

NO NEED for parallel installation with stock ECU.


  1. TPS
  2. Engine Coolant Temp. (ECT)
  3. Oil Pressure
  4. Fuel Pressure
  5. Flex Fuel
  6. AIT
  7. FW Speed
  8. RW Speed
  9. A/C Switch
  10. Up Shift
  11. Down Shift
  12. R
  13. D
  14. Manual Mode

Outputs besides transmission control, injectors and coils:

  1. Boost Solenoid
  2. A/C Compressor
  3. Radiator Fan #1
  4. Radiator Fan #2
  5. Fuel Pump


Included with wiring harness is a fuse and relay box with 6 fuses and relays as fallows:

  1. ECU
  2. Injectors
  3. Coils
  4. A/C
  5. Starter
  6. Accessories 

Harness is set up to having to connect 12v switch, starter signal, A/C switch signal, battery ground, and outputs to stock relays for radiator fans and fuel pump (for FT550 to control).

That is all it takes to get you ready for tuning.


Please select injectors and coils used on set up to have correct connectors on harness.



-1JZ/2JZ Engine and Automatic A340E Trans Harness


-Complete Nano Wideband or Nanopro

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