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INPUTS AND OUTPUTS
4.1.24
THROTTLE INHIBIT
If the Throttle Inhibit Switch is switched to battery ground, the engine will not respond to the
foot pedal or remote throttle.
If the Throttle Inhibit Switch is grounded while the vehicle speed is greater than X mph, the
throttle inhibit function will be disabled until the switch is validated again.
The Throttle Inhibit Switch is a normally open switch.
Installation
The Throttle Inhibit Switch is wired to the CPC on pin 1/17.
4.1.25
TRANSMISSION NEUTRAL SWITCH
This digital input when switched to battery ground indicates that the transmission is in neutral.
An open circuit indicates in gear.
NOTE:
This input is required for Optimized Idle.
Installation
This input is wired to the CPC pin 4/16.
Programming Requirements & Flexibility
This digital input can be con
fi
gured as listed in Table 4-22.
Parameter Group
Parameter
Options
Default
Access
13
Trans Neutral Input
Con
fi
g
0 – Hardwired
1 — Info from J1939
255 – Not Available
0 – Hardwired
VEPS or DRS
Table 4-22
Con
fi
guring the Transmission Neutral Switch Input
4-24
All information subject to change without notice.
(Rev. 01/07)
7SA827 0701
Copyright © 2007 DETROIT DIESEL CORPORATION