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20% off SRP on many items, including Sniper and Terminator X EFI Systems,
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as well as Holley EFI and Terminator X Fuel Injectors!
-10% Auxiliary Harness, J2B Connector Inputs/Outputs

The Holley Dominator ECU is unique from all of the other Holley ECUs in that it provides a plethora of inputs and outputs that allow you to control virtually any electronic operation on any vehicle. This harness provides plug-and-play access to the Dominator J2B connector, and provides a sufficient length of unterminated wire as well as a connector for a second Wideband O2 sensor.

Here are the signals available on J2B:

PinFunction
B1IAC A Lo
B2IAC A Hi
B3Output #4 (G P-)
B4Injector F Output
B5Injector G Output
B6Injector H Output
B7Injector E Output
B8IAC B Lo
B9IAC B Hi
B10Output #3 (G P-)
B11Output #2 (H P+)
B12Output #1 (H P+)
B13Injector D Output
B14EST Ground Output
B15EST 2 Output (Cylinder #2)
B16EST 4 Output (Cylinder #4)
B17EST 6 Output (Cylinder #6)
B18EST 8 Output (Cylinder #8)
B19Injector A Output
B20EST 12V Output
B21EST 1 Output (Cylinder #1)
B22EST 3 Output (Cylinder #3)
B23EST 5 Output (Cylinder #5)
B24EST 7 Output (Cylinder #7)
B25Injector C Output
B26Injector B Output

Not Sure? Review this product documentation before you buy!

 
Wiring Diagrams for
Holley ECU's and Harnesses

Harnesses
Harness TypeAuxiliary Harness (Customizable Inputs and Outputs)
TerminatedYes
General
ApplicationUniversal
Unit of SaleEach

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Auxiliary Harness, J2B Connector Inputs/Outputs

  • Views: 14048
  • Brand: Holley EFI
  • Product Code: 558-402
  • Availability: In Stock
  • $160.00
  • $143.95
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