DDEC III/IV Single ECM Troubleshooting

Section 2.1 DDEC Benefits and Features

Section 2.1
DDEC Benefits and Features

All Detroit Diesel On-Highway engines come standard with Detroit Diesel Electronic Controls (DDEC®). The state of the art Electronic Control Module (ECM) allows precise control of the engine management system that provides:‪

  • Excellent engine performance
  • Optimum fuel economy
  • Emissions to meet current laws without after treatment
  • Engine diagnostics
  • Simple programming

The following features are part of the DDEC system:‪

  • Engine Protection System
  • Cruise Control
  • Cruise Power
  • Cruise Control Automatic Resume
  • Progressive Engine Braking In Cruise Control
  • Fan Controls
  • Engine Fan Braking
  • Progressive Shifting
  • Vehicle Speed Limiting
  • Vehicle Overspeed Diagnostics
  • Vehicle ID Number
  • Pressure Governor
  • Starter Lockout
  • Remote Throttle - PTO - Control
  • High Idle Controls
  • DDEC Ether Start
  • Optimized Idle
  • Idle Adjustment
  • Idle Timer Shutdown
  • Air Temperature Shutdown
  • Auxiliary Engine Protection
  • Customer Password
  • Rating Security
  • Maximum Security
  • Low DDEC Voltage Light
  • Low Coolant Light
  • Low Oil Pressure Light
  • High Oil Temperature Light
  • High Coolant Temperature Light
  • De-acceleration Light
  • 12-volt or 24-volt ECM
  • Communications Links SAE J1587, J1922, J1939


DDEC III/IV Single ECM Troubleshooting Guide - 6SE497
Generated on 10-13-2008

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