INPUTS AND OUTPUTS
4.3.15
OPTIMIZED IDLE ACTIVE LAMP
The Optimized Idle Active lamp digital output will
fl
ash at a rate of once every half second while
the idle timer is counting down, after the system has initialized. The digital output is switched to
sensor return after the idle timer has timed out and Optimized Idle has become active. The output
will be activated along with the AWL and the RSL when the ignition is cycled ON for the bulb
check. For more information on Optimized Idle, refer to section 5.18, “Optimized Idle.”
Installation
This digital output circuit is designed to sink no more than 2.0 A (DC) current. The OI Active
Lamp is wired to the CPC on pin 4/09.
NOTE:
This output is required for Optimized Idle.
Programming Requirements and Flexibility
The options for this digital output are listed in Table 4-40.
Parameter
Group
Parameter
Setting
Options
Default
Access
35
4 09 DO
Selection
10 – Optimized Idle
Active Lamp
0 – Disabled
1 – Accelerator Pedal
Position*
2 – Actual Torque*
3 – Road Speed*
4 – Engine Speed*
5 – Coolant Temp*
6 – Pedal Torque*
7 – Boost Temp*
8 – Oil Pressure (MCM
Threshold)*
9 – Coolant Temp (MCM
Threshold)*
10 – Optimized Idle Active
Lamp
11 – Deceleration Lamp
12 – FUSO Ground Starter
Lockout Relay*
0 – Disabled
VEPS or
DRS
35
4 09
DO Fault
Detection
1 — Enabled
0 — Disabled
1 — Enabled
0 – Disabled
VEPS or
DRS
* Not supported in NAFTA
Table 4-40
Optimized Idle Active Lamp Programming Options
Diagnostics
A Diagnostic Trouble Code (DTC) will be logged for an open or shorted circuit.
4-42
All information subject to change without notice.
(Rev. 01/07)
7SA827 0701
Copyright © 2007 DETROIT DIESEL CORPORATION
