7 ELECTRONIC CONTROL SYSTEMS DIAGNOSTICS 323
4. If code is active, do step 6 and 7 to check circuit
for the BCP sensor using the following tables:
• Circuit Checks for BCP Sensor – ECM to
Valve Cover Gasket Connector
• Circuit Checks for BCP Sensor – ECM to BCP
Sensor
5. If code is inactive, wiggle connectors and wires
at all suspected problem locations. If circuit
continuity is inte rrup ted, the EST will display
DTCs related to the condition.
6. Disconnect engine harness from valve cover
gasket connector.
NOTE: Inspect connectors for damaged pins,
corrosion, or loose pins. Repair if necessary.
7. Connect VC Gasket Breakout H arness to engine
harness only.
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.