Click here to make tpub.com your Home Page

Page Title: "Fast Idle Enabled Lamp"
Back | Up | Next

Click here for thousands of PDF manuals

Google


Web
www.tpub.com

Home


   
Information Categories
.... Administration
Advancement
Aerographer
Automotive
Aviation
Construction
Diving
Draftsman
Engineering
Electronics
Food and Cooking
Logistics
Math
Medical
Music
Nuclear Fundamentals
Photography
Religion
   
   

 

60
TM 9-2320-312-24-2
Troubleshooting Section
The coolant temperature sensor circuit has no
If the "Output #9" parameter is programmed to "Wait
to Start Lamp", the output will turn on when the air
short circuit faults that are active.
inlet heater is on and the engine is not running.
The coolant temperature is at 113 C (235 F) or
Table 104
above 113 C (235 F) for four seconds.
Manufacturer
Alternative
Default
Note: If the circuit for terminal 29 is shorted to
GM
N/A
N/A
ground in the wiring harness, the vehicle shutdown
module will shut down the engine.
Other
"Wait to Start
"Fast Idle Lamp"
Lamp"
After a ground has been detected for two seconds,
the vehicle shutdown module will alert the driver
When the "Truck Manufacturer" parameter is
of an impending shutdown. A "Check Gauges"
programmed to "GM" the "Output #9" (Warning
message and an audible tone will be present for
Lamp) is used with the standard Caterpillar
approximately 25 seconds. A second tone will then
Engine Monitoring system. With SEP00 and
sound when the vehicle shutdown module removes
newer Personality Modules, "Output #9" can be
keyswitch power from the ECM input. When the
configured to only activate when the ECM detects
keyswitch power is removed from the ECM input,
high engine coolant temperature. The "Engine
the engine will shut down.
Monitoring Lamps" parameter can be programmed
to "Warning Lamp" for normal operation with the
Note: When the "High Coolant Temp Warning Lamp"
Engine Monitoring system. This is the default
feature is utilized, the other Caterpillar engine
option. The "Engine Monitoring Lamps" parameter
monitoring features are not available to shut down
can also be programmed to the "High Coolant
the engine. The vehicle shutdown module may
Temp Warning Lamp" option. In this configuration,
provide similar functions.
the ECM will only provide an indication of high
coolant temperature. This setting allows the ECM to
"Fast Idle Enabled Lamp"
interface with the Vehicle Shutdown System. When
this setting is used, the warning lamp will not be
OCT01 and newer Personality Modules.
available for normal use with the Caterpillar Engine
Monitoring System.
This parameter configures the ECM to turn on a
lamp that is connected to output J1/P1:31 or to
When the ECM is configured for the "High Coolant
output J1/P1:21 when fast idle operation is active.
Temp Warning Lamp" option, the output for the
To use this feature, a momentary switch must
warning lamp (terminal 29) will be connected to the
be connected to input #18 (J1/P1:40) and the
vehicle shutdown module. The ECM will provide
parameter "Fast Idle RPM #1" must be programmed
a ground path at terminal 29, if a high coolant
to a valid speed that is above low idle.
temperature is detected. If a ground path is present
at the ECM output for the warning lamp (terminal
Table 105
29), the vehicle shutdown module will disrupt
Manufacturer
keyswitch power to the ECM. This will cause the
Alternatives
Default
/ Model
engine to shut down. The ECM will only pull terminal
29 to ground when all of the following conditions
"J1/P1:21"
Other
"J1/P1:31"
"NONE"
are present:
"J1/P1:31"
GMT-560
"J1/P1:21"
"Truck Manufacturer" parameter is programmed
"NONE"
to "GM".
"Wait To Start Lamp"
"Engine Monitoring Mode" parameter is not
programmed to "OFF".
Note: This feature is only available when "Truck
Manufacturer" is programmed to "Other".
"Engine Monitoring Lamps" parameter is
programmed to "High Coolant Temp Warning
This parameter configures the ECM to turn on a
Lamp".
lamp that is connected to output J1/P1:31 when the
air inlet heater is on and the engine is not running.
The engine has been running for a minimum of
"Fast Idle Enabled Lamp" must be programmed to
30 seconds.
"J1/P1:21" for this feature to be used.
The coolant temperature sensor circuit has no
open circuit faults that are active.

Privacy Statement - Press Release - Copyright Information. - Contact Us

Integrated Publishing, Inc. - A (SDVOSB) Service Disabled Veteran Owned Small Business