ServiceMaxx™ is a diagnostic and programming service tool for Navistar® Engines. A fully-featured PC application, ServiceMaxx is designed to meet the wide range of diagnostic challenges when servicing a mixed truck fleet. Coverage includes legacy J1708 electronic engine systems, allowing you to run special tests, change parameters, view and graph engine data.

Basic Features

• Read Fault and clear diagnostic fault codes
• View, graph and save engine data

Advanced Features

• Diagnostic Tests
  • KOEO – Key On Engine Off
  • KOER – Key On Engine Running
  • KOEO – Injector Buzz Test
  • KOER – Injector Contribution Test
  • Cylinder Cutout Test (EPA 04′ and newer)
  • Injector Disable Tests (EPA 04′ and newer)
• Display and change configurable Parameters
  • Crank Inhibit
  • Fan Control
  • Idle Shutdown Timer
  • Warm-up Device
  • Warning and Protection System
  • Hydraulic Pressure Governor
  • PTO Control
  • Radiator Shutter
  • Vehicle Speed Limit
  • Vehicle Retarder
  • Two Speed Axle
  • Traction Control

NOTE: ServiceMaxx J1708 is a legacy software that is offered at no cost. This product is available for public use; however, Navistar no longer supports or updates it. Download link for ServiceMaxx J1708.