Driver Controls and Instruments WARNING Make sure that the control lever is in the locked (neutral) position before driving the vehicle. Never try to adjust the height of the steering wheel or tilt the column while driving the vehicle. Doing so could cause loss of vehicle control, personal injury, and property damage. 1 Instrumentation Control Unit, Level I 2 The instrumentation control unit, level I (level I ICU) is the standard electronic dashboard. It can accept infor- mation from the various sensors installed on the vehicle and feed it to electronic gauges. Only air gauges oper- ate mechanically. f460309a 03/09/94 1. Control Lever 2.
Tilt Wheel Assembly There can be up to eight gauges on the driver’s instru- ment panel, six electronic and two mechanical. Fig. 3.19, Tilt Wheel Assembly The dash message center is the heart of the level I ICU. It has two parts, a set of 26 warning and indicator lights similar to those found on a conventional warning and indicator light module and a dash driver display screen. The dash driver display screen is a one-line by seven-character liquid crystal display (LCD) that nor- mally shows odometer readings. Below this display is a this position, move the steering wheel upward or down- ward to the desired position. Release the control lever to lock the steering wheel in place. 3.19