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INPUTS AND OUTPUTS
4.1.12
FAST ENGINE HEAT UP SWITCH
This feature is available for MBE900 engines. The engine goes into thermal management mode
to increase heat rejection into the coolant to improve the in-cab heating when the following
conditions are met: .
□
Fast Idle Heat Up Switch is ON (grounded)
□
Clutch is engaged (grounded if con
fi
gured)
□
Transmission in neutral (grounded if con
fi
gured)
□
Park Brake is ON (grounded)
□
PTO is not active
This is a normally open switch.
Installation
The Fast Engine Heat Up Switch is wired to the CPC on pin 4/18.
Programming Requirements and Flexibility
The options for this digital input are listed in Table 4-13.
Parameter
Group
Parameter
Options
Default
Access
13
4 18 DI Selection
0 — Disable
1 — Enable Engine Door Bus*
2 — Enable Engine Hood
3 — AGS2 PTO Feedback
4 — RPM Freeze
5 — Engine Brake Disable
6 — Fast Engine Heat Up Switch
0 — Disable
VEPS, DRS
* Not supported in NAFTA
Table 4-13
Fast Engine Heat Up Switch Programming Options
4-14
All information subject to change without notice.
(Rev. 01/07)
7SA827 0701
Copyright © 2007 DETROIT DIESEL CORPORATION