ICU4Me

Functions

ICU4Me settings and the driver message center are controlled using the ICU4Me control switch located on the dash. See Fig..

Fig. 1, ICU4Me Control Switch

The driver message center is divided into four sections. The odometer and cruise control status field are displayed along the bottom of the message center. When cruise control is active, the cruise control status field displays relevant cruise control icons and the set speed. If the vehicle is equipped with a manual transmission, time and temperature are displayed in the top left corner of the driver message center. The message field displays the driving screens and alert messages. See Fig..

Temperature and Compass

Message Field

Cruise Control Status Field

Odometer

Fig. 2, Driver Message Center Without Gear Display, ICU4Me

If the vehicle is equipped with an automated transmission, the gear display is located in the top left corner of the driver message center. Time and temperature are displayed in the message field, unless an alert message is active or a driving screen has been selected. The odometer and cruise control status fields are displayed along the bottom of the message center. See Fig.. For information about transmission display options, see General Information, Allison.

Gear Display

Temperature and Compass

Cruise Control Status Field

Odometer

Fig. 3, Driver Message Center with Gear Display, ICU4Me

Alert Messages

Alert messages are displayed in the message field to notify the driver when certain conditions occur. They include warnings, cautions, and other messages that require the driver’s attention. Not all alert messages are critical to the operation of the vehicle. More important messages take priority over less important messages.

Fig. 4, Parking Brake Alert Message

Press the + switch to acknowledge alert messages and revert to the previously displayed driving screen. The following alert messages will repeat intermittently until the condition is eliminated:

• turn signal on

• low voltage

• no datalink

Driving Screens

With the parking brake off, only the driving screens are available. Use the + and – switches on the steering wheel to scroll through the driving screens; see Fig.. To reset any values, press and hold the + switch.

Use the + and – switches on the dash to navigate through the driving screens.

Fig. 5, Driving Screen Navigation, ICU4Me

Parked Screens/Menus

Park the vehicle and set the parking brake to access the parked menus and submenus. See Fig.. To reset values in any of the menus, press and hold the + switch.

• Trip information

• Fuel information

• Engine information

• Diagnostics

• Service information

• Settings

• ICU Information

Use the + and – switches on the steering wheel to navigate through the parked menus.

Fig. 6, 4.22, Parked Menus, ICU4Me

A small numerical fraction is displayed in the upper right-hand corner of each screen to indicate the number of available screens or options to scroll through. See Fig.. Press the upper half of the ICU4Me control switch to select a menu choice. Press the lower half of the control switch to back out of a selected menu or submenu. Use the + switch to scroll up, and the – switch to scroll down.

Fig. 7, Parked Menu Navigation, ICU4Me

When navigating the parked menus, the left side of the driver message center displays a "breadcrumb menu" to show the order of menus and submenus that have been selected during the current navigation.

Trip Information

The ICU can record data for one trip segment and one leg segment. When trip information is reset, all the leg information is reset as well.

Fuel Information

Using this menu, the driver can view the total fuel used since the last reset, the total idle gallons used since the last reset, and the average MPG since the last reset.

Engine Information

Using this menu, the driver can view engine miles, engine hours, gallons used, PTO hours, and PTO gallons. Engine oil level is optional for Detroit engines. The information contained in the Engine Information screens cannot be reset.

Diagnostics

Active and historical faults are displayed in the diagnostics menu. See Fig.. If there are any active faults, the total number of faults is displayed in parenthesis next to the affected controller. To view specific active faults, press the upper half of the ICU4Me control switch on the dash. Press the upper half of the ICU4Me control switch to toggle between the text description and the failure code for each selected fault.

Fig. 8, Diagnostics Menu Navigation, ICU4Me

Service Information

Using this menu, the driver can enable, disable, and set service intervals for engine miles or engine hours. After enabling service intervals, select interval unit (miles or hours), and the interval duration.

Settings

The settings menu contains the controls for the following settings:

• Display (includes brightness, contrast, display light, and night mode settings)

• Gauge select

• Language

• Temperature warning enable/disable

• Units

The Gauge Select submenu allows the driver to select certain gauge values for display in the message field while driving. See Fig.. Use the + and – switches on the dash to scroll through the list of available gauges, then press the upper half of the ICU4Me control switch to select a desired gauge. The ICU4Me control switch can also be used to uncheck boxes if necessary.

Fig. 9, Selecting Gauges to Display, ICU4Me

ICU Information

The ICU Information screen displays the part numbers for the instrument cluster and software.