Brake Switch Circuit; Brake Switch Operation - Navistar International DT 466 Diagnostic/Troubleshooting Manual

7 ELECTRONIC CONTROL SYSTEMS DIAGNOSTICS

Brake Switch Circuit

Figure 403 Function diagram for the Brake Switch

Brake Switch Operation

The service brake circuit signals the ECM when
the brakes are applied. The information is used to
disengage the Cruise control and Power Takeoff
Read all safety instructions in the "Safety Information" section of this manual before doing any procedures.
(PTO) function. The brake signal will interrupt the
Cold Ambient Protection (CAP) feature and will reset
the time interval for the Idle Shutdown Timer (IST)
feature.
EGES-270-1
Follow all warnings, cautions, and notes.
© August 2008 Navistar, Inc.
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