Warnings, Indicators, and Messages
Engine System
Telltale Color Description Related Messages
Green
Optimized Idle
Active
Indicates optimized idle is active.
Table 3.4, Engine Related Indicators
*
See Chapter 13 Emissions for an explanation of the
after treatment system (ATS) warning indicators, and
actions required to avoid further engine protection
steps.
Telltales, Indicator Icons, and Messages
Transmission
Telltale Color Description Related Messages
Red
Transmission Fluid
Level Warning
Indicates low transmission fluid level.
Safely bring the vehicle to a stop as
soon as possible.
Amber
Caution Check
Transmission
Indicates an undesirable transmission
condition.
Amber
Low Transmission
Fluid Level Caution
Indicates low transmission fluid level.
Amber
High Transmission
Temperature
Indicates transmission is overheating.
04/22/2016
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ICUC Caution
Table 3.5, Transmission Related Indicators
Telltales, Indicator Icons, and Messages
Brakes
Telltale Color Description Related Messages
Red
Low Brake Air
Pressure (EPA10
and Newer)
Indicates air pressure in the primary or
secondary reservoir has dropped below
approximately 70 psi (483 kPa).
Instruments
3.27