Diamond Logic® Engine Brake; Engine Brake Components - Navistar International DT 466 Diagnostic/Troubleshooting Manual

Diamond Logic® Engine Brake

Engine Brake Components

Figure 45 Diamond Logic® engine brake – system
1. ECM
2. Brake pressure relief valve
3. High-pressure oil rail
4. Brake Control Pressure (BCP)
sensor
The Diamond Logic® engine brake, a compression
release brake system, provides the following:
• Significant noise reduction
• Improved engine braking
• High durability
Read all safety instructions in the "Safety Information" section of this manual before doing any procedures.
1 ENGINE SYSTEMS
5. Brake shut-off valve assembly
6. Injection Control Pressure (ICP)
sensor
7. Front of engine
• Compatibility with cruise control system
• Lower operating cost and longer service life for
brake shoes
The Diamond Logic® engine brake is available for
all engine displacements. The operator can select
one of three brake settings, depending on terrain and
EGES-270-1
Follow all warnings, cautions, and notes.
© August 2008 Navistar, Inc.
8. Variable Geometry Turbocharger
(VGT)
9. VGT control module
53