Common Warning and Indicator Lamps
Lamp Description
Color
Vehicle ABS
Momentary illumination indicates the vehicle ABS is
engaged.
Solid illumination indicates a problem with the vehicle ABS.
Repair the ABS immediately to ensure full braking
capability.
Amber
Trailer ABS
Momentary illumination indicates the trailer ABS is engaged.
Solid illumination indicates a problem with the trailer ABS.
Repair the ABS immediately to ensure full braking
capability.
NO
CHARGE
No Charge
Indicates the alternator is not properly powering the
electrical system.
Water in Fuel
Indicates the fuel may contain water. Drain any water
collected in the fuel/water separators.
Fuel Filter Restriction
Indicates the fuel filter is clogged and requires service.
Check Transmission
Indicates an undesirable transmission condition.
Transmission Overheat
Indicates high transmission temperature.
WHEEL
SPIN
Wheel Spin
Flashing indicates the ATC system is active, or the ATC
button has been pressed to allow wheel slip.
Solid illumination indicates a problem with the ATC system.
Repair the ATC system immediately to ensure full braking
capability.
Engine Brake
Indicates the engine brake is enabled.
Green
Left-Turn Signal
Flashing indicates the outside left-turn signal lights are
activated.
Right-Turn Signal
Flashing indicates the outside right-turn signal lights are
activated.
High-Beam Headlights
Indicates the high-beam headlights are on.
Blue
*
See
Fig. 2.3
for an explanation of the aftertreatment system (ATS) warning indicators, and actions required to avoid further engine protection steps.
Table 2.1, Common Warning and Indicator Lamps
Instruments and Controls Identification
2.4