Copyright © 1998 General Motors Corp.
P–31
W T E C I I E L E C T RO N I C C O N T RO L S T RO U B L E S H O OT I N G M A N UA L
APPENDIX P — INPUT/OUTPUT FUNCTIONS
WARNING!
These schematics show the intended use of the specified controls features which
have been validated in the configuration shown. Any miswiring or use of these
features which differs from that shown could result in damage to equipment or
property, personal injury, or loss of life. ALLISON TRANSMISSION IS NOT
LIABLE FOR THE CONSEQUENCES ASSOCIATED WITH MISWIRING
OR UNINTENDED USE OF THESE FEATURES.
SUMP/RETARDER TEMPERATURE INDICATOR
USES: Turn on dash indicator when transmission sump or retarder-out temperature has exceeded specified limits.
VARIABLES TO SPECIFY: Sump temperature to turn ON, sump temperature to turn OFF.
VOCATIONS: Various
Figure P–30. Sump/Retarder Temperature Indicator
SWITCHED
POWER
V05034
WIRE 105
SUMP / RETARDER
TEMPERATURE
TRANSMISSION
OVERTEMP
NOTE: If transmission is not equipped with a retarder, the
output is activated by sump temperature alone.
WIRE 105
TRANS
TEMP
SWITCHED
POWER
If current in lamp circuit exceeds
0.5 amp, ground lamp through
a relay
NC
COM
NO
1
ECU
VIW
CONNECTOR