Holley EFI 554-143 Diesel Fuel Injector Driver Module
Holley EFI 554-143 Diesel Fuel Injector Driver Module
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Holley EFI 554-143 Diesel Fuel Injector Driver Module

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Key item features

  • Injector Expansion: Engineered to integrate a secondary set of high peak current injectors, specifically with a Holley EFI Dominator ECU, enhancing fuel delivery for high-performance applications.
  • Flexible Triggering: Features versatile triggering options, accepting either negative or positive triggers, simplifying installation across various EFI systems, including stock and aftermarket ECUs.
  • Precise Control: Offers eight easily programmable channels for meticulous injector control, alongside eight pre-programmed injector current curves for optimized performance.
  • Current Adjustments: Provides adjustable peak current settings ranging from 4A to 10A, hold current settings from 1A to 2.5A, and peak hold duration settings from 0.5 to 1.0ms.
  • Diagnostic Features: Includes an injector test fire program for rapid troubleshooting in the field and 8 RGB LEDs to indicate proper operation and log faults.
  • Fault Datalogging: Equipped with two outputs (Ground and 0-5V) that can connect to an ECU for datalogging any detected injector faults.
  • Pre-programmed Settings: Comes pre-programmed in Position 7 for compatibility with Billet Atomizer 325-800 or Precision 500 Lb/Hr Injectors.
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