7 ELECTRONIC CONTROL SYSTEMS DIAGNOSTICS 459
DTC 332
ICP above specification with engine not running
• DTC 332 is set by the ECM, if the voltage signal
from the ICP sensor is greater than e xpected with
the key-on engine-off. If the ECM sets DTC 332,
the ECM will ignore the ICP signal and operate the
IPR with fixed values based on engine operating
conditions.
• DTC 332 can be caused by an open signal
ground, V
REF
shorted to voltage source greater
than 5.5 V, a biased circuit, a failed ICP sensor,
or a momentary loss of either the CMP or CKP
signal.
• When DTC 332 is active the amber ENGINE lamp
is illuminate d.
Tools
• EST with MasterDiagnostics® software
• EZ-Tech® interface cable
• Digital Multimeter (DMM)
• 3-Banana Plug Harness
• 500 Ohm Resistor Harness
• VC Gasket Breakout Harness
• UVC Pressure Breakout Harness
• Breakout Box
• Terminal Te st Adapter Kit
EGES-270-1
Read all safety instructions in the "Safety Information" section of this manual before doing any procedures.
Follow all warnings, cautions, and notes.
© August 2008 Navistar, Inc.
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