Navistar International DT 466 Diagnostic/Troubleshooting Manual page 482

478 7 ELECTRONIC CONTROL SYSTEMS DIAGNOSTICS
Do KOER Continuous Monitor Test.
Do ICP pressure test.
Test ICP system for leaks.
Do IPR Pin-Point Diagnostics.
Read all safety instructions in the "Safety Information" section of this manual before doing any procedures.
When engine is running, enable test, wiggle wires on ICP sensor,
IPR valve, and all pass through connectors. If DTC is set, or
engine dies, check codes and inspect wires at connection point.
Test will verify if oil is aerated at high idle. See "Performance
Diagnostics" – Section 6 (page 205).
See "Hard Start and No Start Diagnostics" – Section 5 (page 143).
See "IPR" (page 494).
EGES-270-1
Follow all warnings, cautions, and notes.
© August 2008 Navistar, Inc.