Chevrolet 2010 Cobalt Coupe Automobile User Manual


 
Region A Gauge and Speedometer
Displays
Change the information displayed in Region A by
turning the knob either clockwise or counterclockwise.
The available gauges are:
BOOST: Displays positive boost pressure as
determined by the manifold air pressure (MAP) sensor.
AIR/FUEL RATIO: Displays the mass ratio of air to fuel.
CAM PHASER ANGLES: Displays orientation of the
intake and exhaust cam shafts relative to their park
positions as commanded by the engine control module.
OVERLAP represents the total distance the intake and
exhaust cam shafts have phased.
SPARK ADVANCE/ KNOCK RETARD: The spark
advance gauge displays ignition timing. Knock retard
indicates the amount of ignition delay to reduce spark
knock.
ENGINE POWER & TORQUE : Displayed engine
power and torque are engine flywheel output values
calculated by the engine control module. These
values are approximate and may change with the air
conditioning load, generator output, air temperature,
air pressure, and fuel octane.
SPEEDOMETER & G FORCE : The G FORCE meter
displays lateral acceleration. While turning right,
G forces are felt on the left, and vice versa. PEAK
values are stored indefinitely, and can be reset with a
press and hold of the RPD knob while viewing the
G FORCE meter.
SETUP MENU: Press the RPD knob to enter this
menu. The vehicle should be stopped while configuring
the setup menu selections.
SCREEN OFF: Turns the screen off.
Region B Readout Displays
Press the RPD knob to highlight Region B. The
information displayed can be changed by turning
the RPD knob either clockwise or counterclockwise.
Press the RPD knob again, to store the selection.
The selection will also be stored after a few seconds
of no activity. Available modes are:
Readouts #1
SHIFT LIGHTS/GEAR INDICATION: The shift lights
provide visual identification of engine speed for a
transmission gear. Shift light minimum and maximum
RPM settings can be viewed and configured in the
SETUP screen. The gear indication on manual
transmission vehicles is calculated by the engine
control module. The gear is only displayed when
enough torque is available to determine the selected
forward gear.
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